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2017 Proceedings of the 34rd ISARC, Taipei, Taiwan

While Loop Algorithm to Enhance the Efficiency of Work Sampling Method in Performance Measurement

Hassan Farooq, Payam Rahnamayiezekavat and Sungkon Moon
Pages 6-13

Abstract: This research covers, in part, the growing need of computerization in the construction industry. The paper highlights the lack of computerized measurement of labor performance/productivity and proposes the optimization of an existing performance measurement method with the help of a computer software. After extensive literature review, Work sampling is selected ...

Keywords: Computer Aided Engineering, Performance Measurement, Work Sampling, While loop Algorithm, Rebar Placement, Productivity, Case Study

Employing Outlier and Novelty Detection for Checking the Integrity of BIM to IFC Entity Associations

Bonsang Koo, Byungjin Shin and Thomas F. Krijnen
Pages 14-21

Abstract: Although Industry Foundation Classes (IFC) provide standards for exchanging Building Information Modeling (BIM) data, authoring tools still require manual mapping between BIM entities and IFC classes. This leads to errors and omissions, which results in corrupted data exchanges that are unreliable and compromise the interoperability of BIM models. This research ...

Keywords: BIM, IFC, Outlier detection, Novelty detection

Decision Support Tool for Multi-Criteria Analyses of the Quality of Large Building Stock

Alberto Giretti, Alessandro Carbonari, Alessandra Corneli, Valentina Villa and Giuseppe Di Giuda
Pages 22-29

Abstract: The management of large building stocks with limited resources poses a problem of prioritization of refurbishment actions. Also, available information is often incomplete and the process of standardization and updating is expensive and time consuming. Some public administrations are developing BIM models of their stock, but they want to limit ...

Keywords: Decision support system, BIM, Bayesian Networks, Multi-Criteria, building stock

Safety Regulation Classification System to Support BIM Based Safety Management

Rahat Hussain, Do Yeop Lee, Hai Chien Pham and Chan Sik Park
Pages 30-36

Abstract: Construction accidents, injuries, and fatalities have not declined significantly, despite continuous efforts from researchers, safety professionals, and strongly-enforced safety laws. In managing safety, construction personnel are required to access a variety of rules, regulations, guidelines, and documents. However, finding the right contents, and communicating them to right person tends to ...

Keywords: Information Modeling, Construction, Safety Management

Automated Clash Resolution of Steel Rebar in RC Beam- Column Joints Using BIM and GA

Mohit Mangal, Jack C.P. Cheng and Qian Wang
Pages 37-43

Abstract: Design of steel rebar in reinforced concrete (RC) members is usually conducted individually based on loading conditions, support conditions, and geometric conditions of the considered RC members only. Member-member interactions are rarely considered at the design stage, leading to potential rebar clashes (hard clash) or congestion (soft clash) at beam-column ...

Keywords: Clash Resolution, Beam-Column Joint, Building Information Modelling, Steel Rebar Design, RC Frame

Dimensional Variability Analysis of Construction Assemblies Using Kinematics Chains and Building Information Models

Mohammad Nahangi, Christopher Rausch, Carl Haas and Jeffrey West
Pages 45-50

Abstract: Design optimization frameworks used in manufacturing can be adopted into construction to solve complex and relatively unsolved challenges, as recent construction methods progressively incorporate more manufacturing aspects. For example, the specification and dimensional control for compliance checking of construction components can be solved using tools existing in manufacturing. Even building ...

Keywords: Local feature descriptors, hashing, hash table, RANSAC, 3D object recognition, clutter, laser scanning

Developing a BIM-Based Integrated Model for CAD to CAM Production Automation

Xiaoxi Li, Ahmed Qureshi and Mohamed Al-Hussein
Pages 51-58

Abstract: Modular construction has gained momentum in North America as an emerging construction paradigm in recent years. Modular buildings are assembled from components that are prefabricated in manufacturing plants and transported to the construction site for assembly. The current manual-based approach to modular construction, which typically applies the traditional stick-building-under-a-roof method, ...

Keywords: BIM, Perfabricated wall production, Automation

Towards Cloud Informed Robotics

Sven Stumm, Peter Neu and Sigrid Brell-Cokcan
Pages 59-64

Abstract: The current construction industry slowly adapts towards the new possibilities created through digitalization. However there still a major gap in the information flow between planning phases and the start of construction. With modern robotics we see a chance to mediate this gap. By using cloud accessible CAD software and linking ...

Keywords: Cloud, Robotics, BIM, Production immanent design

First Monitoring and Analysis of the Manufacturing and Installation Process of Timber Based 2D Modules for Accomplishing a Future Robotic Building Envelope Upgrading

Kepa Iturralde, Thomas Linner and Thomas Bock
Pages 65-73

Abstract: The BERTIM Research Project is funded by the European Commission in order to develop a system for an efficient building envelope upgrading. The main goal of this envelope upgrading consists on adding a new 2D or 3D module onto the building external layer. The modules are made out of timber, ...

Keywords: Refurbishing, customization, Automated, Prefabrication, Axiomatic Design, TRIZ

Bottom-up Cognitive Analysis of Bionic Inspection Robot for Construction Site

Thomas Bock, Alexey Bulgakov, Sergei Emeliannov and Daher Sayfeddine
Pages 74-78


Keywords: Cognitive robot, Artificial intelligence, NARX neural network, Regression

Developing a Low Cost Capacitive ECG via Arduino and Single-Board Computer Interfaced with Capacitive Electrodes for Prevention and Security Aspects

Jörg Güttler and Thomas Bock
Pages 80-87

Abstract: Coronary heart disease (CHD), and its different variants, is one of the major reasons of increased death rates in industrialized nations. As the beginning of the disease is symptom free, unconsciousness and sudden death, as well as health related distortions can trigger accidents at construction sites any time. Therefore, there ...

Keywords: Capacitive Electrodes, ECG measurement, XBee, e-Health, contactless measurement

Improving Indoor Location Tracking Quality for Construction and Facility Management

Matthias Neges, Mario Wolf, Markus Propach, Jochen Teizer and Michael Abramovici
Pages 88-95

Abstract: Real-time location tracking systems (RTLS) for personnel and machinery in outdoor civil engineering environments quite often use commercially-available Global Navigation Satellite System (GNSS) technology. Although the GNSS is an important approach in outdoor positioning and logistics coordination, their signals are not able to penetrate buildings due to their signal strength. ...

Keywords: Building Information Modelling, Facility Maintenance and Management, Human-Machine Interface, Localization, Sensing and Monitoring, Tracking, Visualization, Web-based Systems

Measuring Operator’s Situation Awareness in Smart Operation of Cranes

Yihai Fang and Yong Cho
Pages 96-103

Abstract: Equipment operators play an integral role in the safe and efficiency operation of heavy equipment. They observe the environment, understand the situation, and make decisions and actions accordingly. Compared with other types of equipment, operating a crane is more sophisticated and mentally demanding, and thus crane operators are more vulnerable ...

Keywords: Crane Operation, Situation Awareness, Operator, Safety

A High-Resolution Intelligence Implementation based on Design-to-Robotic-Production and -Operation Strategies

Alexander Liu Cheng, Henriette Bier, Galoget Latorre, Benjamin Kemper and Daniel Fischer
Pages 104-111

Abstract: This paper presents an initial proof-of-concept implementation of a comprehensively intelligent built-environment based on mutually informing Design-to-Robotic-Production and -Operation (D2RP&O) strategies and methods developed at Delft University of Technology (TUD). In this implementation, D2RP is expressed via deliberately differentiated and function-specialized components, while D2RO expressions subsume an extended Ambient Intelligence ...

Keywords: Design-to-Robotic-Production and -Operation, Cyber-Physical Systems, Adaptive Architecture, Wireless Sensor Networks, Ambient Intelligence

Flexible Management for Concrete Curing at Low Temperature Based on Learning from Cases

Karol Andrzejczak, Andrzej Karlowski and Jerzy Paslawski
Pages 112-119

Abstract: The ability to make the right decisions during the construction process ensures online monitoring of process in progress and the environment. The use of wireless technologies to collect data from sensors and transmit data over the Internet and mobile networks creates new opportunities in this field. A goal of paper ...

Keywords: Flexibility, phased decision system, construction operation, concrete modification, robustness, learning from cases, risk management

Linked Data System for Sharing Construction Safety Information

Akeem Pedro, Do Yeop Lee, Chan Sik Park and Rahat Hussain
Pages 121-127

Abstract: Despite the consistent growth of global markets and emergence of cutting-edge technologies, construction jobsites remain among the most dangerous workplaces with extremely high accidents rates. In the safety management process, it is necessary to review and assess a variety of safety documents and data. Numerous public agencies provide open access ...

Keywords: Building Construction Safety, Linked Data, Safety Information Management

FEA in Road Engineering Applications?

Filip Fedorik, Tomi Makkonen and Rauno Heikkilä
Pages 128-133

Abstract: The current urbanization, industrialization and planning of new city-districts require efficient design to manage the energy, ecology and economical demands set for living environment. The efficiency of Building Information Model (BIM) design in construction sites has been proven through many projects. The full overview and control of design, construction and ...

Keywords: BIM, Road engineering, FEA, Interoperability, Efficiency

Integration of Structural Health Control in BIM for Current and Future Residential Buildings

Filip Fedorik, Rauno Heikkilä, Tomi Makkonen and Antti Haapala
Pages 134-139

Abstract: Currently the structural engineering and construction technologies go through substantial paradigm shift and development between energy conservation, health and living cost issues. Increasing energy consumption for e.g. heating and cooling and the constant effort to energy preservation in all forms promotes the manufacture of sustainable low-energy or near-zero energy houses, ...

Keywords: BIM, Building physics, Hygro-thermal analysis, Mould, Interoperability

IFC-Based Cut & Bent Rebar Supply Chain Integration

Alex Maciel and Fabiano Correa
Pages 140-147

Abstract: Despite the growing interest towards Building Information Modelling (BIM) adoption by the Brazilian construction industry, the use of this process in a way that permeates all stakeholders of the entire construction life cycle stages are still incipient. In general, the use of BIM is typically limited to the design phases ...

Keywords: IFC, Reinforcing bars, Supply Chain

Classification of Objects and their Properties Defined in Korea Building Act to Translate into KBimCode and their Application

Jinsung Kim, Jin-Kook Lee, Jaeyoung Shin and Hayan Kim
Pages 148-155

Abstract: This paper aims to classification and structuring of explicit objects and properties which can be utilized in KBimCode and develop database in the Korean building Act. In order to conduct automated building code compliance checking, it is essential to translate requirements in Korean Building Act into a series of explicit ...

Keywords: Building Information Modeling (BIM), automate building checking, Korean Building Act, Building Regulation-specific object, Classification, Database, Web-based application

Mobile Point Cloud Assessment for Trench Safety Audits

Jochen Teizer, Adam M. Gerson, Thomas Hilfert, Manuel Perschewski and Markus König
Pages 157-164

Abstract: Fatalities resulting from cave-in hazards during excavation work in the United States account for 48% of the trench fatalities in construction every year per Occupational Safety and Health Administration (OSHA) data. Recent trends indicate that fatalities from trench and excavation hazards in the US are increasing. Often the experience of ...

Keywords: Cave-in hazards, hazard recognition, mobile application, photogrammetry, point clouds, risk management, safety education and training, remote sensing, trench safety

Augmented Reality (AR) Based Approach to Achieve an Optimal Site Layout in Construction Projects

Abhishek Raj Singh, Vinayak Suthar and Venkata Santosh Kumar Delhi
Pages 165-172

Abstract: An important aspect of construction project management is site layout planning (SLP) which involves key decision making on aspects like location of tower cranes, location of inventories, parking spaces, temporary structures and understanding movement and co-ordination among various trades. SLP necessarily involves visualizing the progress of construction through the project ...

Keywords: BIM, Collaborative Design & Construction, Site Layout Planning, Augmented Reality, Visualization

Assessing the Effectiveness of Augmented Reality on the Spatial Skills of Postsecondary Construction Management Students in the U.S.

Jeff Kim and Javier Irizarry
Pages 173-180

Abstract: There is a continual challenge within the construction industry to achieve schedule, budget, and quality expectations at a time when projects are more complex and their designs and assembly involve some measure of abstract spatial skills. In postsecondary institutions, these abstract spatial skills have routinely been taught through drafting and ...

Keywords: Augmented Reality, Student Learning, Construction Management, Spatial Skill, Active Learning

AR(Augmented Reality) based 3D Workspace Modeling for Quality Assessment Using As-Built On-Site Condition in Remodeling Construction Project

Song Yi Lee, Soon-Wook Kwon and Tae Kyu Ko
Pages 181-188

Abstract: In case of re-modeling construction project, it has various difficult situations to carrying out the projects comparing with general construction project. The re-modeling project needs to do several make decision makings which is to define the scope of utilization, extra works and O&M(operation & maintenance). Especially, the construction delays and ...

Keywords: Augmented Reality, As-built Model, Remodeling, Human Assisted Matching

A Study on the Effect of the Use of Augmented Reality on Students' Quantity Take-off Performance

Sung Joon Suk, George Ford, Youngcheol Kang and Yong Han Ahn
Pages 189-192

Abstract: This study examined whether the augmented reality (AR) technology affects the quantity take-off performance of construction management (CM) undergraduate students. The sample for the study consisted of 22 sophomore CM students taking an estimating course at Western Carolina University in the U.S.A. To determine whether AR images help students' quantity ...

Keywords: Augmented Reality, Quantity take-off, Estimating, Students' performance

Location-Based Facility Management System Framework Using 3D-BIM on Commercial Office Buildings

Jonghan Yoon and Heesung Cha
Pages 194-199

Abstract: In order to maintain a reliable facility management (FM) service for a commercial office building, a facility personnel and the building owners make a decision with detailed-level building Operation and Maintenance (O&M) data. By analyzing the data, they can make decisions in terms of whether to and/or where to invest ...

Keywords: Decision Making, Information management, Operation and Maintenance, System Framework, 3D/BIM

A Study of the Campus Facilities Maintenance System with Building Information Modeling Application

Lee-Kuo Lin, Yen-Yu Hu and Si-Yu Chen
Pages 200-205

Abstract: As the scale of construction increasing and the structure being more complicated, it is necessary to use the computer information technology to promote the industrial efficiency and tend with information management. The application of Building Information Modeling (BIM) has become the trend. As there are different benefits in each phase ...

Keywords: Building Information Modeling (BIM), Campus Facilities, Facilities Maintenance System

IFC of BIM Automatic Retrieving and Linking for Building Envelope Energy Efficiency Measuring - Ministry of the Interior Green Building Electronic Evaluation System in Taiwan

Kuochung Wen and Wunbin Siao
Pages 206-213

Abstract: Taiwan Green Building Evaluation System was established in 1999 by the Government, that main axis was ecological, energy saving, waste reduction and health (EEWH), to enhance the effectiveness of promoting green building design in Taiwan. The Green Building Measure System (GBM) was completed by the the Ministry of the Interior, ...

Keywords: IFC, BIM, EEWH, GBM, Green building

Modular vs Conventional Construction: A Multi-Criteria Framework Approach

Ahmed Hammad and Ali Akbarnezhad
Pages 214-220

Abstract: The use of modular construction methods for projects offers significant time and environmental improvement relative to conventional construction methods. Currently, there is a lack of appropriate assessment approaches to capture the differences between modular and conventional construction. This paper proposes a framework to aid decision makers in choosing between the ...

Keywords: Modular Construction, Construction Methods, Prefabrication, Sustainable Construction, BIM

Utilizing Building Information Modeling and Radio Frequency Identification in Recording and Preserving Historic Buildings

Kemo Sima and Tsung-Juang Wang
Pages 221-228

Abstract: Preserving irreplaceable historic structures is an important factor in architecture design studies. The environmental, cultural and economic benefits cannot be overemphasized. We have an obligation to record and preserve the history of each generation because the buildings change with us. Historic buildings are not too complex to benefit from the ...

Keywords: BIM, historic buildings, preservation, RFID, Bopiliao Historic

Constructing a MEP BIM Model for Different Maintenance Scenarios - A Case Study of Air Conditioning

Po Cheng Wu and Chung Wei Feng
Pages 229-238

Abstract: Facility managers usually need to make decisions under different types of MEP system breakdowns. They usually fight to find the information required to restore the system. However, the BIM model developed usually lacks of information to satisfy the what-if analysis under various maintenance scenarios. Although several researchers took the linked-information ...

Keywords: Building Information Modeling (BIM), Dynamo, Facility Management (FM), Ontology, Air Condition System

Effect of Delay Time on the Mechanical Properties of Extrusion-Based 3D Printed Concrete

Taylor Marchment, Ming Xia, Elise Dodd, Jay Sanjayan and Behzad Nematollahi
Pages 240-245

Abstract: Extrusion-based 3D printing method is one of the main additive manufacturing techniques used in the construction industry which is capable of producing large-scale building components with complex geometries. The mechanical properties of the printed concrete component is very much unlike the conventionally cast concrete. Therefore, the properties of these are ...

Keywords: Concrete, Additive Manufacturing, 3D Printing, Mechanical Properties

Applications of Additive Manufacturing in the Construction Industry – A Prospective Review

Daniel Delgado Camacho, Patricia Clayton, William O'Brien, Raissa Ferron, Maria Juenger, Salvatore Salamone and Carolyn Seepersad
Pages 246-253

Abstract: Additive manufacturing (AM), also known as 3D printing, produces components by building-up structures from small deposits of materials. Industries such as aerospace, automotive, and healthcare have started using AM for significant applications. Following these advances, there are several experimental applications of 3D printing in the construction sector. Early applications suggest ...

Keywords: Additive Manufacturing, Construction Industry, 3D Printing

Autonomous Big-Scale Additive Manufacturing Using Cable-Driven Robots

Ilija Vukorep
Pages 254-259

Abstract: Cable-driven parallel robots are a rather novel robotic system, with an advantage over traditional system in not occupying the ground level as it operates from the top down. This paper presents a possibility of additive construction similar to 3D printing at the scale of building parts or at house-size. This ...

Keywords: Additive Manufacturing, Cable Robot, Construction Robot, Simulation

Current Progress of 3D Concrete Printing Technologies

Behzad Nematollahi, Ming Xia and Jay Sanjayan
Pages 260-267

Abstract: The construction industry is expected to go through large transformations since construction automation is anticipated to drastically alter standard processing technologies and could lead to possible disrupting technologies such as 3D concrete printing (3DCP). While 3D printing techniques have been successfully applied in a wide range of industries such as ...

Keywords: Additive manufacturing, 3D printing, 3D Concrete printing, Concrete construction, Geopolymer

Optimisation of Different Concrete Mix Designs for 3D Printing by Utilizing 6DOF Industrial Robot

Pshtiwan Shakor, Jarred Renneberg, Shami Nejadi and Gavin Paul
Pages 268-275

Abstract: Abstract Additive Manufacturing (AM) technologies are becoming increasingly viable for commercial and research implementation into various applications. AM, such as three-dimensional printing, refers to the process of forming structures layer upon layer and finds application in prototyping and manufacturing for building construction. It has recently begun to be considered as ...

Keywords: 3D printing concrete, industrial robot, additive manufacturing, resolved motion rate control, squeezeflow test, speed control, moldability

Automation of Robotic Concrete Printing Using Feedback Control System

Biranchi Panda, Jian Hui Lim, Nisar Ahamed Noor Mohamed, Suvash Chandra Paul, Yi Wei Daniel Tay and Ming Jen Tan
Pages 276-280

Abstract: In recent days, digital fabrication is termed as “third industrial revolution” and its interaction with extrusion based cementitious material has been well known as concrete printing. Concrete printing is a promising technology where robotic/gantry systems, controlled by digital model deposits concrete layer by layer following the G-code, generated from NC ...

Keywords: Digital construction, Feedback control, Concrete printing, Autonomous robot

Comparison of Single Classifier Models for Predicting Long-term Business Failure of Construction Companies Using Finance-based Definition of the Failure

Hyunchul Choi, Hyojoo Son, Changwan Kim, Hyeonwoo Seong, Hyukman Cho and Sungwook Lee
Pages 282-287

Abstract: This study compares the performance of six classifier models (ANN, KNN, C4.5, SVM, LR, and NB) for predicting the business failure of construction companies after three years from 2009 to 2012. Although previous studies have explored numerous business failure prediction models for construction companies, these models have focused on short-term ...

Keywords: Data Mining, Machine Learning, Project Management, Business failure, Prediction model

Vision-Based Safety Vest Detection in a Construction Scene

Hyeonwoo Seong, Hyojoo Son, Changwan Kim, Hyunchul Choi, Hyukman Cho and Sungwook Lee
Pages 288-293

Abstract: The computer vision-based detection of construction workers in images or videos is necessary for the safety managements and productivity of construction workers. Researchers in previous studies, detecting construction workers on the construction scene via computer vision techniques, have considered various features such as motion, shape, and color. Due to the ...

Keywords: Computer Vision, Sensing, Data Mining, Machine Learning, Detection, Classification, Image Processing, Construction Worker, Color Space Transformation

Mass Estimation of On-road Construction Equipment Based on Modelling Operational Parameters

Khalegh Barati and Xuesong Shen
Pages 294-301

Abstract: Earthmoving operations are considered as one of the main activities in construction industry. These operations involve processing and moving soils and rocks to destination using earthmoving equipment like trucks and haulers. The measurement of the mass of materials carried by equipment in each trip has always been one of the ...

Keywords: Construction industry, mass, operational parameters, engine load, on-road equipment, data collection

Decision Support System for Modular Construction Scheduling

Ahmed Hammad, Ali Akbarnezhad, David Rey and Hanna Grzybowska
Pages 302-307

Abstract: The use of modular construction as opposed to traditional on-site construction presents an opportunity to improve a project’s economic and sustainable performance. At the same time, substantial savings in the overall project’s duration can be achieved. The potential for reducing the overall makespan period involved in manufacturing and assembling the ...

Keywords: Resource-constrained project scheduling, Parallel machine scheduling problem, Modular construction, Optimisation, Mixed Integer Programming

Multilevel Computational Model for Cost and Carbon Optimisation of Reinforced Concrete Floor Systems

Stathis Eleftheriadis, Philippe Duffour, Paul Greening, Jess James and Dejan Mumovic
Pages 308-315

Abstract: The cost and carbon efficiency of building structures could be enhanced by the current developments in design automation and optimisation techniques. The study focuses on a common structural system seen in the majority of mid- and high-rise buildings in the UK: flat slabs with reinforced concrete columns. A multilevel optimisation ...

Keywords: Optimisation, Reinforced Concrete, Cost, Carbon, BIM, FEM

Comparison of Bridge Inspection Methodologies and Evaluation Criteria in Taiwan and Foreign Practices

Hsien-Ke Liao, Mustapha Jallow, Nie-Jia Yau, Ming-Yi Jiang, Jyun-Hao Huang, Cheng-Wei Su and Po-Yuan Chen
Pages 317-324

Abstract: The reliability of structural performance of bridges in Taiwan are affected by both in-service loading and material deterioration due to extreme environmental factors. With an inventory of 27,895 bridges and culverts in Taiwan Bridge Management System (TBMS), there are more than 8,840 bridges that are over 30 years and around ...

Keywords: Bridge Management System, Condition Rating, DER&U Methodology, Evaluation Criteria, Visual Inspection

Evaluating Modularisation Tools in Construction

Tanawan Wee, Marco Aurisicchio and Ireneusz Starzyk
Pages 325-332

Abstract: The construction industry is undergoing a new wave of industrialisation driven by the shift towards off-site construction and the growing interest in mass-customisation of building systems. On one side the industry is acquiring new manufacturing and automation capabilities. On the other, it has a need to understand how to develop ...

Keywords: Systems Engineering, Mass-customisation, Modularisation, DSM, GVI, MIM, Construction

RFID, Web-Based, and Artificial Intelligence Integration in Facilities Management

Chien-Ho Ko
Pages 333-338

Abstract: Radio Frequency Identification (RFID) technology has become one of the most important technologies for improving management efficiency. This study enhances facilities maintenance by integrating RFID, web-based, and artificial intelligence techniques. A data management module is developed first to collect facilities maintenance data. A statistical module is established to graphically display ...

Keywords: Facilities Management, Radio Frequency Identification (RFID) Technology, Web-Based System, Artificial Intelligence

Performance Assessment of Residential Buildings Management Utilizing Network Data Envelopment Analysis

Wei Tong Chen, Pei-San Tan, Nida Fauzia and Chao Wei Wang
Pages 339-344

Abstract: Apartment buildings and residential buildings in Taiwan have become more and more community oriented. Precise control of residential buildings operational performance is increasingly important. Using network data envelopment analysis (Network DEA) and existing data, this study develops a three-phase based residential building operational performance assessment model and use it to ...

Keywords: Residential buildings, Performance assessment, Case management, Network data envelopment analysis

Condition-Based Building Maintenance Strategy Selection Using Constraint Programming

Shu-Shun Liu and Gilang Ramadhan
Pages 345-351

Abstract: Naturally, buildings will deteriorate during its life cycle. On the other hand, sustainability of building condition is the main objective in providing service for users. Therefore, building maintenance management should be a priority to achieve that objective. As a special case, in Indonesia, government agencies face a quite complicated problem ...

Keywords: Building Maintenance, Condition-Based Maintenance, Maintenance Strategy, Optimization, Constraint Programming

A Study of BIM Based Building Facilities Online Repair System

Nai-Hsin Pan, K.Y. Chen
Pages 352-357

Abstract: When facilities was exceptionally occurs, the traditional operation method is either to repair or replace. Before operation procedures starts, it needs to be taken through a series of actions of notification with paperwork. Thus, the management on site tends to make the operation procedure with inefficiency and inconvenience. The recent ...

Keywords: BIM, QR Code, Facility management

A Framework for Using Advanced Visualization Tools for Residential Property Management

Mehrafarin Takin, Jinghan Peng, Samad Sepasgozar and Hamidreza Ebrahimi
Pages 359-365

Abstract: Traditional property management models are not able to meet new customers’ requirements in terms of detailed information of the property quality and conditions. This paper aims to develop a framework for application of advanced visualization technology in residential property marketing to offer a detailed 3D information model to customers through ...

Keywords: Advanced Visualization Technologies, 3D Models, 3D Scanners, Real Estate On-line platform, Residential properties

HAZUS-Based Drill Scripts Generation Using Unity and Ontology with Semantic Rules

C.P. Chu, C.Y. Liu, C.C. Hsieh, C.H. Chang, and C.C. Chou
Pages 366-371

Abstract: As there is an increasing number of disasters hitting countries around the world, numerous mitigation strategies have been proposed and implemented to alleviate such impacts. Indeed, every year many public and private organizations work together to prepare various disaster exercises for training their first responders. Design of an appropriate drill ...

Keywords: MAZUS-MH, serious game, ontology, Semantic Web Rule Language (SWRL)

Developing a BIM-Based Visualization and Interactive System for Healthcare Design

Chao-Yung Huang, Huey-Wen Yien, Yen-Pei Chen, Yu-Chih Su and Yu-Cheng Lin
Pages 372-379

Abstract: In the building life cycle, the design phase is related to the usability and practicability of the building operation. Communicating ideas regarding the design requirement is the key point. In healthcare building design, it contains the most multiple, rigorous, and complex system. The healthcare design should be fully considered. However, ...

Keywords: Building Information Modeling (BIM), Virtual Reality (VR), Game Engine, Healthcare Design

Automated Ergonomic Risk Assessment Based on 3D Visualization

Xinming Li, Sanghyeok Han, Mustafa Gul and Mohamed Al-Hussein
Pages 380-387

Abstract: Conventional ergonomic risk assessment of physical work is conducted through observation and direct/indirect physiological measurements. However, these methods are time-consuming and require human subjects to actually perform the motion in order to obtain detailed body movement data. 3D visualization, alternatively, allows users to simulate an operational task on the computer ...

Keywords: Ergonomics, 3D Visualization, Risk Assessment, 3ds Max, Automation

A Visualization System for Improving Managerial Capacity of Construction Site

Ye Han, Yuichi Yashiro and Fumio Hatori
Pages 388-395

Abstract: In this paper, we propose a solution to improve the construction management capacity. Our solution contains three parts: a Location Identification System, a Work Progress Management System, and a Statistical Analysis & Visualization System. The Location Identification System locates the equipment and the worker inside the construction site, by using ...

Keywords: Construction Management, Statistical Analysis, Construction Visualization, Location Identification

Immersive Virtual Environment (IVE) as a Potential Tool for Interior Colour Study in Office Environments

Shaojie Zhang, Jeonghwan Kim, Shan-Ying Shih, Choongwan Koo and Seung Hyun Cha
Pages 396-200

Abstract: Interior design elements, particularly colours, have shown significant influence on employers’ performance in office environments. The task performance was often measured against different coloured offices in physical built environments. An identified challenge for these studies is to alter colour settings for experiments. Immersive virtual environment (IVE), as an advanced technology, ...

Keywords: Immersive virtual environment (IVE), physical built environment, task performance, proofreading tasks

A Study of Developing the Fire Investigation System with Building Information Modeling Application

Lee-Kuo Lin, Yu-Huai Hsu and Sung-Wei Hung
Pages 402-409

Abstract: The content of fire cause investigation is not only the fire prevention as reference but also the significant gist to improve firefighting. But in point of fire site investigation, mostly were using handwriting document for recording information at present, obviously lacking with carrying convenience and recording instantaneity. Meanwhile, after causing ...

Keywords: Fire cause investigation, Smart handheld device, Building Information Modeling (BIM)

Flexible Earthwork BIM Module Framework for Road Project

Hassnain Raza, Waqas Tanoli, Seungsoo Lee and Jongwon Seo
Pages 410-415

Abstract: Development and expansion in the cities have increased the demand for road construction projects in different regions of the world. The construction projects in the modern era require the utilization of latest technology. BIM and its collaboration with other technologies like GPS, UAV, AR/VR, and telematics have successfully proven their ...

Keywords: Earthwork, 3D BIM, Road, Module, Partitioning Technique

Application of Civil Information Modeling for Constructability Review for Highway Projects

Yick Hong Liau and Yu-Cheng Lin
Pages 416-422

Abstract: Usually, it is necessary for general contractor to handle constructability review of infrastructure and civil projects during the construction phase. Generally, constructability review usually be analyzed and applied at job onsite using 2D CAD drawings. The constructability review integrated with 2D CAD drawings usually cause timeconsuming problems and problem misunderstandings. ...

Keywords: Civil information modeling, CIM, Highway, Constructability, Construction phase, General Contractor

Visual Language-based approach for the Definition of Building Permit Related Rules

Hayan Kim, Jin-Kook Lee, Jaeyoung Shin and Jinsung Kim
Pages 423-429

Abstract: This paper describes the visual language-based approach for the definition of building permit related rules. The conventional design phase of architecture has a high possibility of occurring error and time consuming because of the necessary handling of human resources. The introduction of BIM (Building Information Modeling) enables those inconvenient and ...

Keywords: BIM (Building Information Modeling), Building permit related rules, Rule-making, Visual language, Rule definition

Study on BIM Family Self-create for Steel Reinforcing Bar Detail Construction Design and Information Extraction

Li-Chuan Lien, Pan-Cheng Zhang, S.B Chen, Z.C. Liao and Y.N. Liu
Pages 430-436

Abstract: In this study, the frequently encountered issues related to reinforced concrete nodes (beam and girder protection layers, beam column protection layers, and binding wire collision, etc.) were sorted out and analyzed. Building Information Modeling (BIM) was employed to solve the problems resulted from the complex node issues. Moreover, new steel ...

Keywords: Complex reinforced nodes, Building information modeling(BIM), Steel reinforcing bar parameterization, Construction process

Automating the Generation of Indoor Space Topology for 3D Route Planning Using BIM and 3D-GIS Techniques

Will Y. Lin, Pao H. Lin and H. Ping Tserng
Pages 437-444

Abstract: 3D Indoor space topology, mainly referred as floor layouts and navigation routes, is the foundation of indoor Location-based Services (LBS), such as navigation in large shopping malls or interchange in large transport stations. Manually generating this topology is highly time-consuming, less cost effective, and prone to errors. This research adopts ...

Keywords: 3-D GIS, Indoor Space Topology, 3D Navigation graph, Building Information Modeling

Velocity Control Mechanism of the Underactuated Hammering Robot for Gravity Compensation

Yusuke Takahashi, Satoru Nakamura, Yasuichi Ogawa and Tomoya Satoh
Pages 446-451

Abstract: According to rapid deterioration of many domestic tunnels and bridges, engineers that manage them have become insufficient. For this reason, it is desired to develop an automatic hammering robot that can inspect them quickly and accurately. If a hammering sound by the robot is similar to a sound by engineers, ...

Keywords: Concrete inspection, Hammering robot, Under-actuated, Gravity compensation

Development of UAV Indoor Flight Technology for Building Equipment Works

Hiroyuki Tomita, Takuya Takabatake, Shintaro Sakamoto, Hitoshi Arisumi, Shin Kato and Yuji Ohgusu
Pages 452-457

Abstract: In the Japanese construction industry, the number of young workers is decreasing and skilled workers are aging. For that reason, efforts to improve productivity by using information technology (IT) and robot technology are under way. One of them is UAV. In civil engineering work, UAV is utilized in volume ...

Keywords: UAV, Indoor Flight Technology, Building equipment works, Air Volume Measurement

Force-egulated Impact Control of a Reinforced Concrete Box Culvert Chipping Robot

Jaeuk Cho and Seungyeol Lee
Pages 458-463

Abstract: A reinforced concrete box culvert (RCBC) is a structure that allows water to flow under a road, trail, or similar obstruction. Currently, many RCBCs are located under cities and roads. If a ground subsidence occurs owing to the sudden collapse of an RCBC, it could result in a serious accident. ...

Keywords: Force-regulated impact control, Box culvert maintenance, Concrete chipping, RCBC (Reinforced Concrete Box Culvert), Construction robot

A Method Based on C-K Theory for Fast STCR Development: The Case of a Drilling Robot Design

Thomas Zedin, François Guéna, Olivier Marchand and Louis Vitalis
Pages 464-471

Abstract: New products in mechatronics, and especially the spreading of microcontrollers, allow a rise in robotic projects of building construction companies. This new context gives the ability to non mechatronic experts to develop building sites robotics. In this paper we will describe the design process of a drilling robot prototype made ...

Keywords: C-K Theory, Construction robotics, Design process modeling, Design methods, Knowledge management, STCR, Drilling robot

A Study on the Modeling of Independently Driven Quadruped Crawler System for Posture Control of Special Purpose Machine for Disaster Response

Sang Keun Lee, Ji Woo Ha, Sang Ho Kim, Yong Seok Lee, Dong Ik Sun and Chang Soo Han
Pages 472-477

Abstract: The crawler-leg mobile system is a sub-mechanism of special purpose machines for the early stage rescue and reconstruction in disaster. This system plays a role in controlling the posture to prevent rollover when the special purpose machine is running on rough terrain. In this paper, a mechanism is introduced for ...

Keywords: Independently Driven Quadruped Crawler, Posture Control, Special Purpose Machine, System Modeling, Crawler-Leg Mobile System

Deeper Networks for Pavement Crack Detection

Leo Pauly, Harriet Peel, Shan Luo, David Hogg and Raul Fuentes
Pages 479-485

Abstract: Pavement crack detection using computer vision techniques has been studied widely over the past several years. However, these techniques have faced several limitations when applied to real world situations due to for example changes of lightning conditions or variation in textures. But the recent advancements in the field of artificial ...

Keywords: Pavement cracks, Detection, Deep learning, Convolutional neural networks

Pre-processing Methodology of Image Compensation using Histogram Equalization for Generating Point-cloud of Construction Environment

Daeyoon Moon, Soon-Wook Kwon, Suwan Chung, Song Yi Lee and Tae Kyu Ko
Pages 486-492

Abstract: Recently, advanced and semi-automated equipment, laser-scanner and Unmanned Aerial Vehicles (UAVs), has been used for construction project. Especially, photogrammetry using image acquired from UAVs can make high accuracy data and need low cost compared with terrestrial and aerial Lidar. Unmanned Aerial vehicles (UAVs), aerial movable image sensing platform, have started ...

Keywords: Pre-processing, UAV, Histogram equalization, point-cloud, Image compensation

Thermal 3D modelling

Gregory Clarkson, Shan Luo and Raul Fuentes
Pages 493-499

Abstract: This paper presents the case of 3D reconstructing an object using infrared imagery. Conversely to previous solutions that used the RGB imagery to make the 3D reconstruction and later superimpose the infrared, this paper makes use of the infrared imagery directly. The results of the reconstruction are then compared to ...

Keywords: 3D Reconstruction, Structure-from-Motion, Thermal, Infrared

Detection of Nearby Obstacles with Monocular Vision for Earthmoving Operations

Hyojoo Son, Hyunwoo Sung, Hyunchul Choi, Sungwook Lee and Changwan Kim
Pages 500-505

Abstract: The equipment used in earthmoving operations poses a significant threat to the safety of the equipment operator and construction workers due to the operator’s inherently poor visibility of the surrounding environment. This study proposes a method of automated detection of nearby obstacles with monocular vision, with the goal of protecting ...

Keywords: Active safety, earthmoving operations, imaging sensors, intelligent earthmoving equipment, operator assistant

Development of Smartphone Application for Real-Time Steel Rust Recognition

Wei-Tsun Liu, Bo-Sheng Bai and Po-Han Chen
Pages 506-508

Abstract: In recent years, most smartphones are equipped with high-pixel camera and powerful CPU. Our research aims to develop an Android App which can do steel rust recognition not only fast but well. Eventually, become a smartphone application for real-time rust recognition.

Keywords: Real-Time, Image Recognition, Smartphone

Evaluating the Performance of Convolutional Neural Network for Classifying Equipment on Construction Sites

Mohammad Soltani, Seyedeh-Forough Karandish, Walid Ahmed, Zhenhua Zhu and Amin Hammad
Pages 509-516

Abstract: Estimating the productivity of construction operations is one of the most challenging tasks for project managers. Therefore, the construction industry always looks toward new advancements for automating this process. New automated methods for productivity estimation aim to detect the types, locations, and activities of construction equipment based on sensory data. ...

Keywords: Computer Vision, Equipment detection, Convolutional Neural Networks, Sensory data

A Risk-Based Critical Path Scheduling Method (I) : Model and Prototype Application System

Hsien-Kuan Chang, Wen-Der Yu and Shao-Tsai Cheng
Pages 518-526

Abstract: The traditional cost-based Earned Value Management (EVM) method, and the related Earned Schedule Management (ESM) and Earned Duration Management (EDM), for construction project schedule control has been founded on the basis of the Planned Value (PV). However, the relevant risk factors are usually not taken into account while the scheduler ...

Keywords: Risk management, EVM, Construction Planning, Schedule Control

A Risk-Based Critical Path Scheduling Method (II) : A Visual Approach System Using BIM

Hsien-Kuan Chang, Wen-Der Yu and Shao Tsai Cheng
Pages 527-535

Abstract: The traditional construction schedule planning methods are mostly based on the project activities list broken down by the experienced engineers who primarily analyze the work content of construction drawings, and the activity durations estimated by simulating the construction process according to the conditions of the construction site. However, such an ...

Keywords: Risk management, BIM, Construction scheduling and control

Value Engineering Decision Making Model Using SMART

Ahmed Montaser and Ali Montaser
Pages 536-543

Abstract: Value engineering (VE) has a great potential to enhance project delivery. It has become a standard practice for many government agencies, private engineering firms and contractors since its first adoption. Decision makers judge the alternatives performance under selected criteria and simultaneously weighing the relative importance of the criteria in order ...

Keywords: Value Engineering, Simple Multi Attribute Rating technique (SMART), Criteria and Decision Making

An Empirical Study on Analyzing Schedule Delays of Construction Project in Indonesia

Zetta Rasullia Kamandang, Jyh-Bin Yang and Indradi Wijatmiko
Pages 544-551

Abstract: Schedule delay is one of the worrying problems in the construction industry. Activity delays might increase project duration, cost and sometimes cause delay claim disputes between parties in construction projects. Some methods have been developed for analyzing and measuring project schedule delays, but most of those methods contain assumptions and ...

Keywords: Construction management, Schedule delay analysis, Concurrent delay, Indonesia

An Analysis Using Game Theory on the Investment Incentive of PPP Projects

Shiau-Jing Ho, Sheng-Lung Lin and Hui-Ping Tserng
Pages 552-559

Abstract: According to the research of Taiwan Institute of Economic Research, the domestic PPP (Public Private Partnership) projects create economic growth rate of about 0.08% per NTD 10 billion of capital. In Feb. 2015, project report by Ministry of Finance indicated that signed PPP projects over the years have injected investment ...

Keywords: Public Private Partnership, Game theory, EVA, Investment incentive, Nash Equilibrium, Equilibrium solution, PPP

Building Carbon Footprint(BCF) Evaluation for Social Amenities and Education Center in Taipei

Ying Chiao Chiu and Po Han Chen
Pages 560-564

Abstract: Abstract – The United Nations in 1992 through the "United Nations Framework Convention on Climate Change (UNFCCC)" on the "Anthropogenic Greenhouse Gas" emissions to make global control of the declaration, so "carbon reduction" has become the topic of concern to countries around the world. (Energy Efficiency and Carbon Reduction ...

Keywords: Building Carbon Footprint (BCF), Building Information Modeling (BIM) , Evaluation

Kite-Powered Design-to-Robotic-Production for Affordable Building on Demand

Henriette Bier, Roland Schmehl, Sina Mostafavi, Ana Anton and Serban Bodea
Pages 566-570

Abstract: Building technologies employed today in 2nd and 3rd world countries are imported, expensive, outdated and unsustainable. Highly developed countries, on the other hand, rapidly advance in developing affordable, numerically controlled and robotically supported material- and energy-efficient methods for building on demand. The research team proposes to close this gap by ...

Keywords: Robotic building, material- and energy-efficient building, building on demand, autarkic Design-to- Robotic-Production, kite power system

Inhibiting Factors and Improvement Plan of Table Formwork Method in High-Rise Building Construction

Junhuck Lee, Dongmin Lee, Hunhee Cho and Kyung-In Kang
Pages 571-576

Abstract: The table formwork method for high-rise building formwork can shorten the construction time and reduce manpower through machine- and equipmentbased automation. However, this method is not used as much as other system formworks. Various studies have been conducted to activate the table formwork method; but, the problems in associated with ...

Keywords: Table formwork, Automation, IPA, Delphi, Highrise building

Unmanned Ground Military and Construction Systems Technology Gaps Exploration

Eugeniusz Budny, Piotr Szynkarczyk and JÓzef Wrona
Pages 577-581

Abstract: The article is based on the work carried out on Unmanned Ground Systems Landscaping and Integration Study UGS-LIS that has been done for European Defence Agency (EDA) by such European entities like: GMV Innovating Solution, Industrial Research Institute for Automation and Measurements and Military University of Technology. There are ...

Keywords: Unmanned ground systems(UGSs), Construction industry applications, Operational requirements, Technology gaps

Immersive Virtual Environment as a Promising Tool for the Elderly-Friendly Assistive Robot Design

Jeonghwan Kim, Seung Hyun Cha and Choongwan Koo
Pages 582-587

Abstract: As the population of older people continues to rapidly grow worldwide, assistive robots for older people are become more important to maintain their social, physical and psychological well-being. Although the idea of having these robots is an enticing prospect, there are many barriers for older people to adopt the robots ...

Keywords: Assistive robot, Healthy aging, Immersive virtual environment, HRI

Survey of the Line of Sight Characteristics of Construction Machine Operators to Improve the Efficiency of Unmanned Construction

Mitsuru Yamada, Kenichi Fujino, Hiroki Kajita and Takeshi Hashimoto
Pages 588-593

Abstract: Unmanned construction is a construction method of operating construction machines from a remote place by using radio waves. In Japan, unmanned construction has many applications in disaster sites where people can not enter. However, unmanned construction is less than half of the construction efficiency as compared to normal boarding operations. ...

Keywords: Unmanned construction, Line of sight, Construction efficiency

Technical Review of Automated System Application to Earthworks in Australia

Nayab Ahmed, Abraham Hong, Hyeonggyun Ku, Sungkon Moon and Sungwoo Moon
Pages 594-601

Abstract: This paper is a technical review of the smart excavator guidance system being used in Australia. The construction industry contributes towards 8% of the country’s GDP (Gross Domestic Product) which makes it one of the largest sectors of the nation’s economy. Efficient earthworks have a significant impact on all construction ...

Keywords: Machine Control Systems, Laser Leveling Guidance Systems, GPS Systems, Radio Guidance Systems, 2D & 3D Laser and Radio Positioning Guidance System

Internet of Things (IoT) for Integrating Environmental and Localization Data in Building Information Modeling (BIM)

Jochen Teizer, Mario Wolf, Olga Golovina, Manuel Perschewski, Matthias Neges and Markus König
Pages 603-609

Abstract: Digital transformation is an ongoing challenge in construction. Whereas central storage and planning with Building Information Modeling (BIM) can be considered state-of-the-art, the integration of real-time data like environmental and localization data of workers in indoor work environments can provide further benefits for operations management in construction and facility management. ...

Keywords: Building Information Modeling (BIM), Bluetooth Low Energy (BLE), cloud computing, data visualization, facility management and operation, Internet of Things (IoT), Lean Construction Management (LCM), location tracking, real-time sensor data

Using BIM to Automate Scaffolding Planning for Risk Analysis at Construction Sites

Chung-Wei Feng and Szu-Wei Lu
Pages 610-617

Abstract: Scaffolding system plays an important role at construction sites. According to the Occupational Safety and Health Administration (OSHA), 65% of the construction workers use scaffolding system frequently. Each year, there are 4500 injuries and 50 death caused by scaffold-related accidents, costing American employers $90 million on lost workdays. Thus well ...

Keywords: BIM, Scaffolding System, Risk Analysis, Ontology, Dynamo

Using BIM to Automate Information Generation for Assembling Scaffolding - A Material Management Approach

Chung Wei Feng and Tzu Fang Hsu
Pages 618-625

Abstract: In a construction project, the scaffolding system is an important temporary facility to support the process of construction. Without properly assembling scaffoldings, the construction process could be delayed, and workers could be exposed to danger. However, construction workers usually rely on their past experiences to assemble scaffoldings without detailed planning. ...

Keywords: Automate Scaffolding System, BIM, Ontology, Dynamo, Material Management

PAD Based 3D Earthwork BIM Design Module for Machine Guidance

Waqas Tanoli, Hassnain Raza, Seungsoo Lee and Jongwon Seo
Pages 626-631

Abstract: Building Information Modeling (BIM) technology developed in the recent decades and provided a new perspective which shifted the trend from simple 2D drawings to intelligent 3D modeling. Earthwork is the primary component of any construction project regardless of the scale of work. In the modern world, it has become possible ...

Keywords: BIM, 3D Modeling, Earthwork, Machine Guidance

Towards Life Cycle Complete BIM

Sven Stumm, Elisa Lublasser, Ralf Becker, Jörg Blankenbach, Dirk Vallée, Linda Hildebrand, Sigrid Brell-Cokcan and Philipp Schwan
Pages 632-638

Abstract: The goal of Building Information Modelling (BIM) is the integral overarching digital modelling of all properties regarding a building as well as its construction. This is targeted through the integration and support of all involved experts. Due to the interdisciplinary nature of this task, the necessary data often only exists ...

Keywords: BIM, automation, lifecycle, refurbishment, BIM to production

BIM for the Steel Fabrication Industry Robotic Systems

Pedro Tavares, Carlos Costa, Pedro Malaca, João Silva, Luis Rocha and Germano Veiga
Pages 639-645

Abstract: In this paper we present a comparison between the older DSTV file format and the newer version of the IFC standard, dedicating special attention of its impact in the robotization of welding and cutting processes in the construction industry. In the last decade, we have seen a significant increase in ...

Keywords: BIM, IFC, Robotized Welding and Cutting, Automation, Construction Industry

Simulating and Executing UAV-Assisted Inspections on Construction Sites

Henk Freimuth, Jan Müller and Markus König
Pages 647-654

Abstract: Unmanned Aerial Systems (UASs) have been proven a useful utility for mapping or site scanning purposes. Practical applications emerge in the form of inspecting structures that are hard to reach, deterioration analysis, construction monitoring or quantifying material in landfills. From a technological perspective many of these applications rely on the ...

Keywords: Visual Inspection, Unmanned Aerial Vehicles, 4D Building Information Modeling, Progrss Monitoring, Ground Control, Path Planning, Simulation

Autonomous Robotic System with Tunnel Inspection Tool Positioning

Elisabeth Menendez, Juan G. Victores, Roberto Montero and Carlos Balaguer
Pages 655-662

Abstract: This paper presents the ROBO-SPECT European FP7 project, funded under the ICT-2013.2.2 programme on Robotics use cases & Accompanying measures. The main objective of the ROBO-SPECT system is to provide a robotized, faster and reliable alternative to manual tunnel structural inspection and assessment. Physical developments include the design and ...

Keywords: Automation, Control of Robotic Systems, Tunnel, Inspection, Maintenance

An Improved Robot for Bridge Inspection

Harriet Peel, Shan Luo, Anthony Cohn and Raul Fuentes
Pages 663-670

Abstract: "This paper presents a significant improvement from the previous submission from the same authors at ISARC 2016. The robot is now equipped with low-cost cameras and a 2D laser scanner which is used to monitor and survey a bridge bearing. The robot is capable of localising by combining a data ...

Keywords: Bridge inspection, monitoring, SfM, SLAM, ROS

The Variable Guide Frame Vehicle for Tunnel Inspection

Satoru Nakamura, Yusuke Takahashi, Daisuke Inoue and Takao Ueno
Pages 671-674

Abstract: Ageing of the bridges and tunnels that were built more than 40 years ago has become an object of public concern. Maintenance engineers must be approaching as close as possible to the inspection point by mobile elevating work platform, need to conduct the human-eye based close inspection. Especially an inspection ...

Keywords: Tunnel lining concrete, Variable geometry truss, Light-section, Hummering

Shape Control of Variable Guide Frame for Tunnel Wall Inspection

Fumihiro Inoue, Kwoon Soonsu, Takuya Uchiyama, Satoru Nakamura and Yoshitaka Yanagihara
Pages 675-682

Abstract: Most of infrastructures for civil engineering (highway road, bridge, tunnel, etc.) built around the urban region in high-growth era of 1970-1990 begun to reach the life, and it has been the time when large-scale repair and renewal of infrastructures became necessary. Especially, with the collapse accident of the tunnel generated ...

Keywords: Structure, Automated Inspection system, Shape Control, Tunnel Inspection, Variable Guide Frame Introduction

High Level Framework for Bridge Inspection Using LiDAR-Equipped UAV

Neshat Bolourian, Mohammad Mostafa Soltani, Amin Hammad and Ameen Albahri
Pages 683-688

Abstract: According to Statistics Canada, bridges in Canada have a service life of approximately 43 years. With the majority of bridges passing half of their expected service life, a large amount of investment needs to be made to inspect and maintain them in a safe condition. Manual inspection methods are both ...

Keywords: Bridge inspection, LiDAR-equipped UAV, Path planning

A Cascaded Classifier Approach to Window Detection in Facade Images

Marcel Neuhausen, Alexander Martin and Markus König
Pages 690-697

Abstract: A major part of recent developments in civil engineering in the urban context evolved around building and city models. Especially for a precise risk assessment of damages to existing buildings induced by ground movements, accurate models are inevitable. Beside the shape of a building, the focus is also on components ...

Keywords: Window Detection, Cascaded Classifier, Urban Environments, Building Classification, Building Reconstruction

Comparison of Handheld Devices for 3D Reconstruction in Construction

Madhumitha Senthilvel, Ranjith K Soman and Koshy Varghese
Pages 698-705

Abstract: Generation and quality of as-built models influence their usage in subsequent applications such as progress monitoring,quality control, and deviation detection. The quality of any 3D reconstructed model heavily depends on the raw inputs and the post processing involved. While laser and LiDAR based ...

Keywords: 3D Reconstruction, as-built modelling, stereo vision, infrared depth sensors

Low-latency Vision-based Fiducial Detection and Localization for Object Tracking

Ansu Man Singh, Quang Ha, David K Wood and Mark Bishop
Pages 706-711

Abstract: Real-time vision systems are widely-used in construction and manufacturing industries. The significant proportion of computational resources of such systems is used in fiducial identification and localisation for the tracking of the motion of moving targets. The requirement of the identification systems is to localise a pattern in the image captured ...

Keywords: Fiducial tracking, marker detection

Photogrammetric Models Using Oblique Aerial Imagery for Construction Site Surveying

Anoop Sattineni and James Hindman
Pages 712-719

Abstract: Photogrammetry is being used in several industries for creating digital 3-dimensional models of objects. Oblique aerial images are taken from an airplane or spacecraft. The technique involves taking multiple pictures of the same site from several angles, thus allowing interpretations to be made regarding surface elevations. The resulting images can ...

Keywords: Photogrammetry, Oblique Aerial Imagery, Topographical Surface, Site Survey

Developing the GIS-Expert System for Investigating Land Use Designations

Petcharat Limsupreeyarat, Suriya Kaewkeaw and Phatsaphan Charnwasununth
Pages 720-724

Abstract: In order to get the building construction permit, the building owners who intend to construct or modify their buildings must submit documents to the local government officers for approval. Typically, the government officers will review the submitted documents and check city planning and land uses designations in accordance with laws ...

Keywords: GIS, Expert system, Land use

Experiment of Mobile Light-Section Device for Automatic Crack Inspection on Actual-Size Tunnel Lining Concrete

Daisuke Inoue, Takao Ueno and Satoru Nakamura
Pages 725-728

Abstract: There are approximately 10,000 road tunnels in Japan. Inspections of the road tunnels are conducted once every 5 years by human visual inspection based on the Road law enforcement regulations of Japan Ministry of land, Infrastructure, Transport and Tourism. However, presently the number of the inspection engineers are insufficient and ...

Keywords: Inspection, Concrete, Depth-image

Method of Optimal Machine Selection for Construction Processes from the Point of its Energy Consumption Minimizing with Software Support

Jozef GaŠparÍk, Lucia PauloviCovÁ, Sylvia SzalayovÁ and MariÁn GaŠparÍk
Pages 730-736

Abstract: Energy saving is one of the most important environmental factor during the process of building realization. The optimal selection of machine or machine group for building processes is very important role of building planner during the process of building planning. During this process building planner have to analyse several factors ...

Keywords: Construction mechanized process, Energy Consumption Minimizing, Optimal Method

Collaborative Advanced Building Methodology toward Industrialization of Informal Settlements in Cairo

Camilla Follini, Rongbo Hu, Wen Pan, Thomas Linner and Thomas Bock
Pages 737-743

Abstract: Today’s population has reached a growth rate never seen before, and, globally, there are examples of traditional cities that have failed to adapt to this sudden change. Therefore, in some areas of the world, the overall quality of life has become unbearable. A proactive response is needed in order to ...

Keywords: Collaborative design and construction, Industrialization of informal settlements, Decentralized Processing Unit, Affordable and Adaptable Building System

Control and Optimization Tools for the Incorporation of Innovative Technologies in Net Zero Energy Settlement Design

Slava Shubin, Shabtai Isaac and Gad Rabinowitz
Pages 744-749

Abstract: The incorporation of novel technologies in building and settlement design involves unique challenges, such as frequent design changes, the risk of cost overruns and the need to synchronize the work of different stakeholders who did not previously collaborate. This paper describes the development of a set of control and optimization ...

Keywords: Net Zero Energy, Cost control, Change management, Design optimization

Application of Configuration Management for Engineering Information Management in Pipeline Projects

Doyun Lee, Seokyung Won, Choonghee Han, Moonyoung Cho and Junbok Lee
Pages 750-757

Abstract: Since April 2009, Korea has been importing 1.5 million tons of LNG(Liquefied Natural Gas) annually from the Sakhalin-II project, which is operated by Gazprom, Russia's largest state-run gas company. Also, it is expected that the cost of pipeline construction will reach $55 ~ 60 trillion by 2018. In this long-distance ...

Keywords: Configuration Management, Data Breakdown Structure, Pipeline, Engineering Information Management, Conformity, Traceability

Leading Safety Indicators and Automated Tools in the Construction Industry

Rita Yi Man Li and Tat Ho Leung
Pages 758-765

Abstract: Hong Kong is one of the cities with the largest number of skyscrapers. In this paper, we study the factors that lead to construction accidents on sites by interviewing the relevant parties. In the second part of the research, we extract the causes of accidents from court case report. Last ...

Keywords: Construction safety, Skyscrapers, Poor weather, Robotics, Virtual reality, 3D printing, Infographics, Drone photogrammetry

Integration of Offsite and Onsite Schedules in Modular Construction

Tarek Salama, Ahmad Salah and Osama Moselhi
Pages 767-774

Abstract: Modular construction enables delivery of a building as an assembly of a set of modules manufactured offsite in a controlled manufacturing facility environment. Unlike stick-built practices, modular construction enables higher schedule control of construction projects due the inherent concurrency of offsite and onsite construction operations. Literature provides simulation-based scheduling methods ...

Keywords: BIM, Integration, Scheduling, Modular Construction.

Development of the Process Information Modelling in the Construction Project: A Case Study of the ZERO-PLUS Project

Wen Pan, Katharina Langosch and Thomas Bock
Pages 775-782

Abstract: The conventional Building Information Models (BIM) does not contain knowledge about the relation between different pieces of information. To be able to understand the information the recipient must have sufficient knowledge within the given domain. When information cannot reach to the relevant party in real time or in advance that ...

Keywords: PIM, Off-site manufacturing, Planning, Simulation

Employing Ontology and BIM to Facilitate the Information for Subcontractor’s Payment Requests and Ledger Generation

Chung-Wei Feng, Yi-Jao Chen and Hsin-Yi Yu
Pages 783-792

Abstract: General contractors usually need to handle subcontractor’s payment requests periodically according to the progress of the construction project. The documents required for payment requests are related to various types of information generated form construction work items. Consequently, construction company needs to spend a lot of efforts to verify and approve ...

Keywords: BIM, Ontology, Dynamo, Payment Request,Ledger Generation

An Integrated Methodology for Construction BIM & ERP by using UML Tool

Yen-Ray Chen and H. Ping Tserng
Pages 793-798

Abstract: In order to improve the efficiency of construction management, a new methodology is presented to develop translatability for construction BIM(Building Information Modeling) and ERP(Enterprise Resource Planning) by using UML(Unified Modeling Language) tool. The method includes a new rational operation process can be developed to improve efficiency. Besides, the competitive ability ...

Keywords: Enterprise Resource Planning (ERP), Building Information Modeling (BIM), Unified Modeling Language (UML)

Empirical Research on BIM Application for Cost Estimation of HVAC System in Buildings

Sy-Jye Guo, Li-Wei Chiang, Jyun-Yu Chen and Un-On Chong
Pages 799-803

Abstract: Building information modeling (BIM) is considered as a major trend of the construction industry in the future. In traditional way for estimating the cost of the HVAC system in buildings, a lump sum method is adopted as a rough approximation. Instead of detailed quantity calculation, the lump sum method ...

Keywords: HVAC system, BIM, lump sum, Quantity, Cost estimation

Integrated Activity Scheduling and Site Layout Planning

Shabtai Isaac, Yi Su and Gunnar Lucko
Pages 804-810

Abstract: A temporal-spatial scheduling model is used to consider the location and movement of equipment, material and temporary structures on a construction site over time, ensuring efficient yet safe processes. The model ties together activity scheduling and dynamic site layout planning, fully integrating two domains that have so far been treated ...

Keywords: Scheduling, Singularity Function, Site Layout, Cranes

Automatic Generation of 3D Models from UAV-Captured Image Data for Immersive VR Applications

Nei-Hao Perng, Bo-Sheng Bai, Po-Han Chen, Jen-Yu Han, Ming-Yi Jiang, Jyun-Hao Huang, Cheng-Wei Su and Po-Yuan Chen
Pages 812-815

Abstract: There are some twenty-nine thousand bridges in Taiwan, managed respectively by Taiwan Railways Administration, Taiwan Area National Freeway Bureau, Directorate General of Highways, and local governments. According to the current bridge maintenance guidelines in Taiwan, bridge inspection is mainly carried out through visual inspection, supplemented with equipment inspection. Bridge inspectors ...

Keywords: UAV, VR, 3D-Model, Automatic

Adaptive Second-Order Sliding Mode Control of UAVs for Civil Applications

Van Truong Hoang, Ansu Man Singh, Manh Duong Phung and Quang Ha
Pages 816-822

Abstract: Quadcopters, as unmanned aerial vehicles (UAVs), have great potential in civil applications such as surveying, building monitoring, and infrastructure condition assessment. Quadcopters however are relatively sensitive to rotational noises so that their performance may be quickly downgraded in the case of inadequate control, system uncertainties and/or disturbances. In this study, ...

Keywords: Quadcopter, robustness, adaptation, quasi-ontinuous second-order sliding mode control, monitoring system

Automatic Crack Detection in Built Infrastructure Using Unmanned Aerial Vehicles

Manh Duong Phung, Van Truong Hoang, Tran Hiep Dinh and Quang Ha
Pages 823-829

Abstract: This paper addresses the problem of automatic inspection by means of Unmanned Aerial Vehicles (UAV) for health monitoring of infrastructure. Our approach comprises two stages, data collection using unmanned aerial vehicles and image processing with histogram analysis. For the data collection, a 3D model of the monitored structure is first ...

Keywords: Crack detection, Unmanned aerial vehicles, Health monitoring, Image stitching

Vision-Based 2D Map Generation for Monitoring Construction Sites Using UAV videos

Seongdeok Bang, Hongjo Kim and Hyoungkwan Kim
Pages 830-833

Abstract: This paper presents a system to generate a 2D map using unmanned aerial vehicles (UAV) videos. The system can process the collected images for lens distortion, unstable flight, and image redundancy. The system is demonstrated using an UAV video captured on road construction site in Namyangju city, Korea. The experimental ...

Keywords: Construction sites, UAV, Image Stitching, Computer Vision

Investigating the Accuracy of 3D Models Created Using SfM

Kosei Ishida
Pages 834-839

Abstract: Technological innovations in photogrammetry have progressed over time, and civil engineers in Japan have employed this technology for earthworks. Photogrammetry has also been introduced to building construction work, and in particular, it is used in the surveying of buildings and the production of architectural drawings in repair work. With this ...

Keywords: Photogrammetry, SfM, Accuracy, Height

Construction Inspection through Spatial Database

Ahmad Hasan, Ashraf Qadir, Ian Nordeng and Jeremiah Neubert
Pages 840-847

Abstract: This paper presents a novel pipeline for development of an efficient set of tools for extracting information from the video of a structure, captured by an Unmanned Aircraft System (UAS) to produce as-built documentation to aid inspection of large multi-storied building during construction. Our system uses the output from a ...

Keywords: Computer Vision, Construction Inspection, Spatial Query, Metric Data Analysis

Developing a Pattern Model of Damage Types on Bridge Elements Using Big Data Analytics

Soram Lim, Sehwan Chung and Seokho Chi
Pages 849-855

Abstract: Bridge plays an important role for transportation networks but its damage can threat public safety and hinder economic activity. Timely bridge management is needed not only to keep operating services but also to ensure traffic safety. Nowadays economically developed countries such as the U.S., Canada, Japan, and Korea have difficulties ...

Keywords: Bridge Management, Infrastructure Maintenance, Damage Pattern, Big Data analytics, O&M

Prediction of Concrete Compressive Strength from Early Age Test Result Using an Advanced Metaheuristic-Based Machine Learning Technique

Doddy Prayogo, Min-Yuan Cheng, Janice Widjaja, Hansel Ongkowijoyo and Handy Prayogo
Pages 856-863

Abstract: Determining accurate concrete strength is a major civil engineering problem. Test results of 28-day concrete cylinder represent the characteristic strength of the concrete that has been prepared and cast to form the concrete work. Waiting 28 days is quite time consuming, but it is important to ensure the quality control ...

Keywords: Concrete, Compressive Strength, Early Strength, Machine Learning, Prediction

An Investigation of Google Tango® Tablet for Low Cost 3D Scanning

Mark Froehlich, Salman Azhar and Matthew Vanture
Pages 864-871

Abstract: Google Tango® is an augmented reality based Android tablet that contains customized hardware, an array of sensors, and software designed to track the full 3D motion of the device while simultaneously creating a map of the environment. The embedded sensors allow the device to make over a quarter million 3D ...

Keywords: Project Tango®, Simultaneous Localization and Mapping (SLAM) devices, 3D scanning, Point cloud, Augmented reality

Building Element Recognition with Thermal-Mapped Point Clouds

Pileun Kim, Jindao Chen and Yong K Cho
Pages 872-878

Abstract: Automated recognition of building elements convey vital information for inspection, monitoring and maintenance operations in indoor environments. However, existing object recognition methods from point clouds suffer from problems due to sensor noise, occlusion and clutter, which are prevalent in indoor environments. This paper proposes an object recognition method based on ...

Keywords: Laser scanning, Point cloud, Object recognition, Thermal image

Optimal Placement of Precast Bridge Deck Slabs with Respect to Precast Girders using LiDAR

Seongheum Yoon, Qian Wang and Hoon Sohn
Pages 879-886

Abstract: Many bridges have been constructed using precast components because they offer faster production, lower cost, and more efficient construction compared to conventional in-situ construction. For coupled behavior of bridges slabs and girders, shear pockets on the deck slab and shear connectors on the girder need to be properly connected. However, ...

Keywords: LiDAR, Precast girder, Precast bridge deck slab, Precast bridge connector, Optimal placement

Using SLAM-based Handheld Laser Scanning to Gain Information on Difficult-to-Access Areas for Use in Maintenance Model

Tomi Makkonen, Rauno Heikkilä, Filip Fedorik and Pekka Tölli
Pages 887-892

Abstract: Laser scanning is the de-facto system to collect large amounts of geometrical information, especially indoors. Total stations are usually used for accuracy and information-rich results. However, in some cases the target area is not suitable for using a terrestrial laser scanner. For instance, too cramped or difficult-to-access space can be ...

Keywords: Mine shaft, BIM, Laser scanning, SLAM, Maintenance model

Hybrid Ventilation Potential Investigation for Small and Medium Office Building in Different US Climates Under Uncertainties

Jianli Chen, Godfried Augenbroe and Xinyi Song
Pages 894-900

Abstract: Hybrid ventilation, or mixed mode ventilation, is a technique that uses a mixture of natural and mechanical ventilation for maintaining a thermally comfortable indoor environment for building occupants. With its potential for improving both the energy efficiency and occupants comfort at the same time, its real application benefits across different ...

Keywords: Hybrid Ventilation, Potential Investigation, Uncertainty Analysis

Assessment of Utilizing Mobile App in Delivering Eco-Feedback Information for Building Energy Conservation

Jing Lin, Guofeng Ma, Nan Li and Junjie Zhou
Pages 901-907

Abstract: Researchers have developed various eco-feedback systems that aim at reshaping energy consumption behaviors of building occupants for energy conservation. Different technologies have been used to build the interface of eco-feedback systems through eco-feedback information is delivered. One emerging technology that has been envisioned for this purpose but rarely tested in ...

Keywords: Mobile app, Website, Behavior, Eco-feedback technology, Energy consumption

Integration of Control Policies for Comfort Improvement in a Large Public Building

Massimo Vaccarini, Alessandro Piccinini, Letizia D'Angelo and Alessandro Carbonari
Pages 908-915

Abstract: Some public buildings, which date back to the 1980-1990s, often miss to comply with comfort basic requirements. Also, their energy consumption is often above thresholds posed by regulations presently in force. Hence, low-cost technology improvements for renovation with high return on investment is a good opportunity in order to limit ...

Keywords: Comfort improvement, Control systems, Energy analysis, Cost-benefit analysis, BIM

Mitigating High Energy Consumption for Residential Buildings in The Gambia.

Saikou Sonko and Tsung-Juang Wang
Pages 916-924

Abstract: Abstract As the price of energy goes up, more and more concern has been focused on the sustainable development of residential houses. One of the best solutions would be construction of low energy consuming “passive” houses. A study of residential buildings in The Gambia shows that most occupants of the ...

Keywords: Climate, Environment, Innovation, Passive House, Ventilation, Residential Building, The Gambia

An Empirical Investigation on Construction Companies' Readiness for Adopting Sustainable Technology

Mona Foroozanfar and Samad Ebrahimzadeh Sepasgozar
Pages 925-936

Abstract: New digital technology has the potential to decrease the environmental footprint of construction activities,while they increase the productivity and safety involved in major construction projects. Digital technologies such as web-based building information modelling (BIM) and sensing technology are emerging technology that can be widely employed in construction projects in developing ...

Keywords: Construction Industry, Digital technology, Sustainability, Technology Adoption

Challenges to the Utilization of BIM in the Palestinian Construction Industry

Adnan Enshassi and Lina Abo Hamra
Pages 938-944

Abstract: This Building Information Modelling (BIM) is considered an innovative method to design, construct and manage a building. BIM can reduce time, cost and enhance project quality. The objective of this study is to identify and evaluate the challenges that are facing the application of BIM in the Palestinian construction ...

Keywords: Construction, BIM, Challenges, Implementation, Performance

A Methodology of Building Code Checking System for Building Permission based on openBIM

Jungsik Choi and Inhan Kim
Pages 945-950

Abstract: Architectural information is managed throughout the life cycle of a building. Building information modeling (BIM) serves as a shared knowledge resource for information about a facility, forming a reliable basis for decisions during its life cycle from inception onward. BIM technology has been utilized increasingly in quantitative ways in the ...

Keywords: Automated Code Checking System, Building Code, Building Information Modeling(BIM), Design Quality, Industry Foundation Classes(IFC)

Contribution to the Study of Collaborative Working in BIM-Based Projects in the Context of Public Works

Giuseppe Miceli Junior, Andre Cruz Teixeira and Paulo Cesar Pellanda
Pages 951-958

Abstract: The great development of Information and Communication Technology (ICT) in recent years, especially network-based and cloud-based technologies, has led to a significant increase in efficiency of Building Information Modeling (BIM) platforms, which motivated a radical change in the management of Architecture, Engineering and Construction (AEC) companies through the implementation of ...

Keywords: Collaborative Design, Building Information Modelling, Public Works, Interoperability

Improving Indoor Acoustics Performance of Concert Halls Using Building Information Modeling

Yi Tan, Yi Fang, Teng Zhou, Qian Wang and Jack C.P. Cheng
Pages 959-966

Abstract: Indoor acoustics is an important issue in the design of facilities such as concert halls, lecture theaters and hospitals, which require a quiet environment. To perform acoustic analysis in the current acoustic simulation tools, 3D modeling of the facility geometry in those tools is needed, which is a time consuming ...

Keywords: Architecture design, BIM, Decoration Materials, Indoor Acoustic Simulation, Speaker Position

Smoothing Process of Developing the Construction MEP BIM Model - A Case Study of the Fire-Fighting System

Chung-Wei Feng and Wei-Ting Lin
Pages 967-974

Abstract: Conflict analysis is one of the most recognized benefits of employing Building Information Modeling (BIM) to the mechanical, electricity and plumbing (MEP) system, especially at the design stage. However, at the construction stage, the MEP professional still strives to install the MEP system only according to the BIM model due ...

Keywords: BIM, Dynamo, Ontology, Material Management

Changes in the BIM Service Provision of Top BIM Companies: A Five-Year Longitudinal Study

Namcheol Jung and Ghang Lee
Pages 975-981

Abstract: This paper presents the results of a five-year longitudinal study conducted to analyze the changes in the building information modeling (BIM) services provided by top contractors from 2011 to 2015. Many previous studies analyzed the trend of BIM adoption through questionnaires, case studies, or interviews, all methods that are subject ...

Keywords: Building information modeling (BIM), BIM service, BIM use, Longitudinal study

Cartesian-Space Motion Planning for Autonomous Construction Machines

Matteo Ragaglia, Alfredo Argiolas and Marta Niccolini
Pages 983-990

Abstract: Nowadays, in the construction industry, several operations that require both high power and high accuracy (such as panel positioning, plumbing, material handling) are still manually performed by human workers in very inefficient and dangerous ways. After a thorough field investigation, we believe that the construction industry could definitely benefit from ...

Keywords: Robotics, Motion Planning, Construction Machines

Pose and Position Estimation of Dozer Blade in 3-Dimensional by Integration of IMU with Two RTK GPSs

Dong-Ik Sun, Sang Ho Kim, Yong Seok Lee, Sang Keun Lee, and Chang Soo Han
Pages 991-996

Abstract: Construction equipment such as excavator, dozer, loader with automation system help the efficiency, accuracy to improve and reduces the cost. And the phenomena about avoiding particular occupation and a shortage of manpower in construction field as the low birth rate and aging has recently come up to the fore as ...

Keywords: Machine Guidance, Dozer, Sensor Fusion

Optimal Variable Speed Limit Control under Connected Work Zone and Connected Vehicle Environment

Shuming Du, Saiedeh Razavi and Wade Genders
Pages 997-1004

Abstract: Despite the long-term benefits gained through road maintenance projects, the work zone involved can cause serious traffic congestion and greatly increase traffic delay. Variable speed limit (VSL) enforcement provides a means to reduce the travel time and alleviate the traffic congestion in work zones. This paper presents a novel proactive ...

Keywords: Variable Speed Limit, Connected Work Zone, Connected Vehicles, Total Travel Time

A Behaviour Based Architecture for Excavation Tasks

Tobias Groll, Steffen Hemer, Thorsten Ropertz and Karsten Berns
Pages 1005-1012

Abstract: The paper describes a software architecture for autonomous excavation tasks. For this, it uses a behaviour based approach which allows adaption to the changing environment and unexpected events. Inside of the presented architecture, basic primitives are defined which solve spatially limited motions of the excavator arm. These primitives can be ...

Keywords: Primitives, Behavior-based control architecture, Excavator

Modelling of Industrial Robotic Brick System

Michal Bruzl, Vyacheslav Usmanov, Rostislav Šulc and Pavel Svoboda
Pages 1013-1020

Abstract: The paper will describe a design of functional model of a bricklaying industrial robot that is able to technically implement the complete process of bricklaying. The system will be created at a reduced scale and will be able to brick object. The robotic system for bricklaying will use special developed ...

Keywords: Robotic, brick, system, BIM, IFC, robot, KUKA

Efficient Face Recognition Using FPGA and Semantic Features for Security Controls

Ying-Hao Yu, Yu-Chen Xu, Yi-Siang Ting and Ngaiming Kwok
Pages 1022-1029

Abstract: In a security control system, facial features are indispensable components to biometrics. An effective face recognition system is usually composed of facial features’ transformation, geometric analysis, and recursive training for deep learning networks in order to counteract the deceit from spurious targets. Nowadays design difficulty of face recognition arises from ...

Keywords: Face recognition, Semantic features, FPGA, Security control, Biometrics

BIM-Based Indoor Positioning Technology Using a Monocular Camera

Yichuan Deng, Hao Hong, Hui Deng and Han Luo
Pages 1030-1036

Abstract: In recent years, increasing attention has been paid to indoor positioning. This paper presents a BIM-based Indoor positioning technology using a monocular camera. This technology utilizes a monocular camera to obtain on-site image. An improved corner detection algorithm is used to identify the corners of the ground tile in the ...

Keywords: aIndoor positioning, BIM, Image recognition, Computer Vision

RTLS Systems as a Lean Management Tool for Productivity Improvement

Piotr Nowotarski, Jerzy Paslawski, Maciej Skrzypczak and Radoslaw Krygier
Pages 1037-1044

Abstract: There exists many types of different RTLS systems that can be used in the construction sector for tracking people and assets. Previous research showed that such system can be used with success especially during the construction stage of the object. Lean Management is a methodology based on waste reduction in ...

Keywords: Indoor positioning systems, Sensor technologies, Automated data acquisition, RTLS, Lean Management, Beacons, Bluetooth, Lean Construction

Sliding Behavior Monitoring of a Deep Seated Landslide with Differential Interferometric Synthetic Aperture Radar, MEMS Tiltmeter and Unmanned Vehicle Images

Kuo-Lung Wang, Yo-Ming Hsieh, Jun-Ting Lin and Ming-Hsiang Hsi
Pages 1045-1051

Abstract: Landslide is a common issue in Taiwan with more than 70% area of this island is mountainous land. Typhoons and earthquakes attack Taiwan every year even by month. People lost their lives, properties and wounded when landslides happened during typhoons, heavy rainfall and earthquake. Landslide hazard mitigation is very important ...

Keywords: Landslide, SAR, Mems, UAS

An Integration of Wi-Fi Based Locating System and GIS for Improving Construction Labour Communications

Sara Shirowzhan, Samad M.E. Sepasgozar, Izmil Zaini and Cynthia Wang
Pages 1052-1059

Abstract: Locating construction equipment and workers during construction are critical for improving safety and productivity. The current indoor locating practices employ real time locating systems to provide alerts when workers expose to safety risks in a construction site. These studies assess risks based on the distance of the worker from hazard ...

Keywords: Voice Communication and Locating System, Construction Site, Real-Time System, BIM, GIS

Web-Based Integrated Project Controls System

Ahmed Montaser and Ali Montaser
Pages 1061-1068

Abstract: The early detection of overruns in construction industry is essential for effective project management. Inefficient and wasteful project reporting systems contribute in project failure as it deprives project management team from taking immediate corrective actions. Reporting and dashboard tools allow multiple data source extraction and processing, which facilitate producing integrated ...

Keywords: Web-based reporting, Integrated reporting, Cost reporting, Project control and ORACLE Business Intelligence

Dynamic Scheduling Framework to Overcome Deficiency of Skilled Workers

Pawan Pandey, Uma Maheswari and Ratnesh Kumar
Pages 1069-1076

Abstract: Substantial investments in infrastructure world

Keywords: Dynamic Scheduling Frame Work, Workers Multi Skilled Database (WMSD), Productivity Matrix, Absenteeism

Sharing Roles and Responsibilities of Construction Project Delivery Methods in Taiwan

Hsiang-Wen Li and Tsung-Chieh Tsai
Pages 1077-1084

Abstract: over and rapid advancement in construction

Keywords: Delivery method, PCM, Procurement, Roles and responsibility

Activity Based Prediction of On-site CO2 Emissions Containing Uncertainty

Chulu Nam, Dongyoun Lee, Goune Kang, Hunhee Cho and Kyung-In Kang
Pages 1085-1092

Abstract: technology has created acute shortage of skilled

Keywords: CO2, activity based, uncertainty, Monte Carlo simulation

Effectiveness of On-Site Communication in Residential Housing Projects

Maya Lestari Djajalaksana, Payam Rahnamayiezekavat and Sungkon Moon
Pages 1093-1098

Abstract: workers. The skill deficiency gets aggravated further

Keywords: Communication, Construction Site, Residential Housing

Interaction Matters? Exploring Interactive Music as a Reminder to Break Sedentary Office Time

Xipei Ren, Yuan Lu, Vincent Visser, P.D.Huy Le and Reijn van den Burg
Pages 1099-1106

Abstract: This paper presents a within-subject field test (n=24) with Flow platform, a smart cushion that uses interactive music to motivate office workers to break excessive sedentary time. In this study, we compared continuous music and interactive music as reminders to inform sedentary time by every 15-min. After each treatment, a ...

Keywords: Sedentary behaviour, Interactive music, Flow experience, Motivational design