2016 Proceedings of the 33rd ISARC, Auburn, USA
Mohamed Salah, Soliman Abu Samra, Ossama Hosny
Abstract: Among the increasing complexities and surface development, underground utilities installation, renewal and repair remain one of the most challenging projects worldwide. In addition, the crucial need for a minimal surface disruption is what even makes it more thought provoking for contractors/specialists to maintain. That is why, trenchless technology has been ...
Keywords: AHP, Decision support system, Modeling, Trenchless technology
Mohamed Salah, Tarek Zaki and Ossama Hosny
Abstract: Road construction companies work on delivering multiple projects at the same time. Careful planning and allocation of each project's resources need to be determined and evaluated in order to minimize their costs and maximize their profits. In this paper, a model was developed with the objective of trading off between ...
Keywords: Paving Projects; Multiple Project; Resource Allocation; Optimization; Genetic Algorithms; Construction Planning.
Changhun Sung, Sang Hoon Lee, Young Min Kwon and Pan Young Kim
Abstract: This paper presents a fast and robust three-dimensional (3D) terrain surface reconstruction system using a stereo camera. The local feature-based 3D terrain surface reconstruction algorithm consists of two major steps: matching and terrain surface reconstruction. In this paper, extracted corners are described by multi-scale descriptors (MSDs), and the matching precision ...
Keywords: 3D terrain surface, Stereo Camera, Interpolation, Triangle mesh, Regular grid plane
Christian Schlette and Jürgen Roßmann
Abstract: This contribution explores a novel combination of methods from robotics and BIM by working on Building Information Models (BIMs) with the Open Motion Planning Library (OMPL), an extensible programming interface and reference collection of various algorithms for sampling-based motion planning. We present a seamless workflow from industrial BIM generation to ...
Keywords: BIM, Sampling-based Motion Planning, Floor plan analysis
Tomas Funtík and Jozef Gaparík
Abstract: One of the fundamental issues of site plan development is the location of a tower crane which needs to be designed to meet specific criteria and specific needs of structures. With today's traditional techniques it is quite difficult to consider optimal position and to select adequate technical parameters of a ...
Keywords: BIM, Tower Crane, Building Technology
Yutaro Fukase, Hiroshi Kanamori, Hiroshi Taga, Khoichi Saito and Eiichi Nagata
Abstract: Application of the AGV (automatic guided vehicle) has broadened in factories and warehouses. Although most AGVs use magnetic tape for the guide path, the guided method has some problems. Once a path has been set, you require re-installation of the magnetic guide tape on a floor in order to reset ...
Keywords: Automatic Guided Vehicle, Self-localization System
Enrique Valero and Frédéric Bosché
Abstract: Evaluating flatness defects in surfaces during the construction of a building can prevent problems during subsequent construction tasks or the operation phase. An area of particular interest is that of the flatness of warehouse slabs on which pallet-transporting equipment is operated (nowadays including robots). Flatness control has typically been done ...
Keywords: Surface, Flatness, Control, Wavelet Transform, 2D
Harriet Peel, George Morgan, Colin Peel, Anthony Cohn and Raul Fuentes
Abstract: This paper presents the use of off-the-shelf products as a low cost solution to bridge bearing inspection. A commercial product, known as a DiddyBorg, is a robot designed for use with a Raspberry Pi as the on-board computer. The DiddyBorg is used as a robotic platform to make a photogrammetric ...
Keywords: Structure-from-Motion, robot, inspection, point cloud
A.H. Fakhimi, J. Majrouhi Sardroud and S. Azhar
Abstract: As buildings have become more complex, the construction industry has become more specialized, but it is under greater pressure to become more efficient, productive and integrated. Thus, all recent and novel attempts including Lean Construction (LC) philosophy, Integrated Project Delivery (IPD) method and recently Building Information Modeling (BIM) technology are ...
Keywords: BIM, Integrated Project Delivery, Lean Construction, collaboration, benefit and challenges
J. Park, Y.K. Cho and S.K. Timalsinac
Abstract: Over the last decade, the rate of fatality of workers in construction work zones has been of serious concern. One of the most frequent accidents happens due to a ground worker being struck by construction equipment. A major reason behind this is the inability of equipment operators to be aware ...
Keywords: proximity sensing, direction awareness, work-zone safety, Bluetooth low energy, construction
J. Park, Y.K. Cho and K. Kim
Abstract: While Building Information Modeling (BIM) has been increasingly accepted in the construction industry, the rich project information in BIM is still not well utilized to support the field construction management. Project managers need to spend significant time and effort to find out useful project information (such as plans and specifications) ...
Keywords: Building Information Modeling, Bluetooth, Cloud communication, Construction management, Location tracking
Alexej Bulgakov, Sergei Emelianov, Thomas Bock and Georgy Tokmakov
Abstract: The most important task for bulldozer's traction mode control is to use its traction capacity in full by means of its end-effectors control. To keep traction mode at maximum or at a given resistance value applied to end-effectors automatically is difficult due to a great number of stochastic factors affecting ...
Keywords: Robotics and mechatronics, Automation and control, Bulldozer, Neural network technologies.
Alexey Bulgakov, Andrey Volkov and Daher Sayfeddine
Abstract: Originally generated from Greek world 'haptikos', haptic technology is used in many grasping and robotic applications. Commercially, it is widely known solution in videogames and mobile technology. Essentially, haptics is used in medical robots, where the surgeon is located outside of the sterile area and remotely operates vide a direct ...
Keywords: Haptics, Telerobotics, Artefact Maintenance
T. Funtík, J. Erdelyi, M. Dubek, J. Gaparík
Abstract: The quality and precision of casted industrial floor is often a dispute between an investor and a contractor. Its geometrical and physical properties divert from values defined by the project and also often do not meet the criteria of National Standards requirements. The aim of this paper is to evaluate ...
Keywords: TLS, Non-destructive testing, Industrial floor
Q. Wang, J. C. P. Cheng and H. Sohn
Abstract: Precast concrete elements are popularly used in the construction of buildings and infrastructures because they enable higher construction quality, less construction time, and less environmental impact. To ensure the performance of complete precast concrete systems, dimensional quality of individual precast concrete elements must be assessed before they are transported to ...
Keywords: Building Information Models, Laser scanning, As-built BIM reconstruction, Precast concrete elements, Quality assessment
Ehsan Rezazadeh Azar
Abstract: Automated monitoring systems have proven to be effective in improving the productivity of equipment-intensive operations in the construction and mining sectors. Vision-based systems are the most recent methods employed to detect, track, and monitor construction equipment. The currently developed systems, however, analyze video frames captured by a stationary camera, which ...
Keywords: Computer vision, equipment monitoring, pan-tilt-zoom camera, automated control
A. Ogawa , A. Mita, C. Georgoulas and T. Bock
Abstract: Nowadays it is said that extending the healthy life expectancy is important in the aging society target group. Of course it is important for every single-person household to be regularly checked upon their safety, but especially for elderly people the importance is higher at the point of healthy living, because ...
Keywords: Computer Vision, Kinect v2, Face Recognition, Fatigue Detection, Ambient Assisted Living
Nhan H. Pham, Hung M. La, Quang P. Ha, Sy N. Dang, Anh H. Vo, Quang H. Dinh
Abstract: There are over six hundred thousand bridges in the U.S. which require great amount of human effort along with expensive and specialized equipment for maintenance. Current bridge inspections are manually performed by inspectors which are inefficient and unsafe. This paper presents visual and three dimensional (3D) structure inspection for steel ...
Keywords: Field robotics, Climbing robots, Steel bridge inspection.
M. Safa, J. G. Cardenas, D. G. Leblanc, D. Rose, and A. Shahi
Abstract: Rebar tying is labor-intensive and expensive, with a high learning curve that restricts proficiency at the craft to a great deal of construction field experience. Obtaining this experience requires tasks that are taxing on the human body, often resulting in muscular and skeletal injuries. Previously, research and engineering controls for ...
Keywords: Automatic Rebar Tying, Labor Productivity, Rod Busting Process, Musculoskeletal Disorders, Construction Project
Shousheng Xiang, Mehrdad Arashpour and Ron Wakefield
Abstract: The down-peak period is an important aspect of hoist operations in construction projects. To make the vertical transportation service more efficient, the operation parameters of down-peak should be modeled precisely in the process of planning. A simulation model is developed to analyze the operations of elevator in down-peak. The ...
Keywords: Agent-based modeling, Automation, Building projects, Construction management, Discrete event simulation, Elevator planning, Robustness, Process visualization, Validation
Tarek Salama, Ahmad Salah and Osama Moselhi
Abstract: Offsite construction has gathered momentum in recent years due to its improved performance in terms of project cost, schedule, quality, environmental impact, and safety. Offsite prefabricated systems vary depending on the size of prefabricated components, which affect the need for onsite construction. These systems include categories such as modular, panelized, ...
Keywords: BIM, Panelized Construction, Planning, Hybrid Offsite Construction Introduction.
Saman Yarmohammadi, Reza Pourabolghasem, Arezoo Shirazi, Baabak Ashuri
Abstract: Building Information Modeling (BIM) and its implementation in Architecture, Engineering and Construction (AEC) industry is rapidly growing all over the US. The growing utilization of BIM application has resulted in accumulation of tremendous volumes of computer-generated design data. Such vast datasets provide practitioners with an opportunity to extract valuable information ...
Keywords: Building Information Modeling, Data Mining, Sequential Pattern Mining, BIM Log Files
Giulia Frosini, Carlo Biagini, Pietro Capone, Vincenzo Donato and Tommaso Giusti
Abstract: Italy possesses a unique cultural heritage that is constantly under threat from natural and anthropic risks: fire vulnerability is one of the main causes of architectural heritage destruction. The goal of this work is to propose a methodological approach to the management and preservation of historical building heritage with respect ...
Keywords: HBIM, interoperability, fire safety, historical buildings.
Abstract: Construction organizations continue to be challenged to adequately prevent accidents. Although the five C's (culture, competency, communication, controls, and contractors) have been focusing for many years on compliance, good practices, and best in class strategies, even industry leaders have only marginal improvements in recorded safety statistics. Right-time vs. real-time construction ...
Keywords: Right-time alert and warning technologies, automation and control, construction safety and health, historical safety statistics, lagging and leading indicators, performance measures, prevention through design, pro-active decision making, real-time monitoring and feedback, remote sensing, safety culture and climate, worker education and learning.
Thomas Hilfert, Jochen Teizer and Markus König
Abstract: Early hazard recognition in the construction environment plays a pivotal role in accident prevention. Modern technological advances in the field of visualization and display hardware enable unrivaled situational experiences when using head-mounted displays. Low-cost hardware, high refresh rates and increasing resolutions of devices enable immersion into a virtual world with ...
Keywords: first person view, construction safety, equipment, hazard recognition, learning, situational awareness, virtual reality.
Kevin Schwabe, Markus König and Jochen Teizer
Abstract: Site layout and logistics planning generally plays an important role for the successful execution of construction activities. The allocation of the right amount and size and the timely use of resources play critical roles. Compared to other industrial sectors the construction industry shows a lack of technological progress in site ...
Keywords: building information modeling, construction schedule, logistics, rule-based checking, site layout planning
Jing Dao Chen, Yihai Fang and Yong Kwon Cho
Abstract: Recognizing construction assets from as-is point cloud data of construction environment provides essential information for engineering and management applications including progress monitoring, safety management, supply-chain management, and quality control. This study proposes a fast and automated processing pipeline for construction target assets recognition from scattered as-is point clouds. The recognition ...
Keywords: Object recognition, Object classification, Scattered point clouds, Laser scanning, Machine learning.
Jing Dao Chen and Yong Kwon Cho
Abstract: Laser scanned point clouds are relevant for geometric analysis, building maintenance and energy modeling, yet obtaining fully registered point clouds is a labor-intensive process when targets or common registration features are absent. Thus, we propose a versatile mobile platform that forms an incremental 3D map of the environment in real ...
Keywords: 3D, Lidar, point cloud, SLAM, real-time
Beomjun Kim and Sangyoon Chin
Abstract: Recently, the use of curtain wall systems has been increasing. The architect should be able to intuitively select materials and design elements that are the most suitable for the building from among diverse curtain wall systems. However, in the current curtain wall design processes that are mostly implemented in 2D, ...
Keywords: Curtain Wall, Building Information Modeling (BIM), Parametric BIM Library, Level of Development (LOD), Basic Shape Information
Soram Lim, Sehwan Chung, Seokho Chi and Junho Song
Abstract: According to the Ministry of Land, Infrastructure and Transport in Korea, the number of bridges over 30 years old will be three times in 2025 than three thousands in 2015 so that proper maintenance enforcement has emphasized. The Korean government legislated on the Special Act on Safety Control for Infrastructure ...
Keywords: Bridge Management, Infrastructure Maintenance, Damage Estimation, Big Data
Jason Lucas, Joseph Burgett, Adam Hoover and Mehmet Gungor
Abstract: Safety is the highest priority for most construction professionals. However, enforcing the safety requirements and self-regulation of construction jobsites can be difficult. Often, one safety manager is responsible for multiple jobsites and must split their time appropriately depending on the type of work and size of job. This, coupled with ...
Keywords: Ultra-Wide Band Sensors, Safety, Construction, Network Sensors, OSHA, fall protection
Hossein Abaeian, Ndukeabasi Inyang, Osama Moselhi, Mohamed Al-Hussein and Marwan El-Rich
Abstract: Modular residential construction activities often require prolonged standing, bending, stooping, and material handling, while working in crowded spaces; these activities increase the potential risk of work-related musculoskeletal disorders (WRMSDs), which may worsen over time, resulting in permanent disability and, consequently, the loss of ability to work. The use of system ...
Keywords: residential construction task, system dynamics, ergonomic risk
Hashem Izadi Moud and Masoud Gheisari
Abstract: Bridges are exposed to different types of damages within their lifetime. Bridge maintenance is an essential procedure that can significantly affect lifetime and serviceability of bridges. First step in bridge maintenance is inspection. Visual inspection has been traditionally the dominant method of bridge inspection. Although visual inspection is still used ...
Keywords: Bridge Health Monitoring Systems, Unmanned Aerial Vehicles, UAV, Wireless Sensor Networks
Jing Lin, Nan Li, Guofeng Ma and Junjie Zhou
Abstract: To reduce energy consumption in buildings, researchers have in the recent decade explored the potential of changing occupants' energy consumption behaviors using eco-feedback technologies. Energy consumption behavior is a type of consumer behavior, which has been proven cultural-specific in prior research. This paper aims to examine the impact of cultural ...
Keywords: Cross-cultural, Behavior, Eco-feedback, Energy consumption
Renata Brito de Oliveira Pinheiro, Nipesh Pradhananga, Radu Jianu and Wallied Orabi
Abstract: A construction site is a harsh environment demanding entire human senses and attention, even for regular scheduled tasks. Many accidents occur on construction sites because of inability of workers to identify hazards and make timely decisions. To understand why some hazards go unseen, it is crucial to study how workers ...
Keywords: Construction Safety, Eye-tracking, Virtual Reality, Site Perception, Hazard Recognition
Yihai Fang and Yong Cho
Abstract: Many crane accidents occur due to a lack of understanding of potential constraints present on lift sites, especially the spatial conflicts with inadequate clearance to surrounding obstructions. Even the most thorough lift plans can be compromised by changes in lift sites such as a newly-erected frame in the crane workspace ...
Keywords: Lifting Virtual Prototyping (LVP), obstruction recognition, spatial conflicts, Crane safety planning, Lift safety and efficiency
Karthick Thiyagarajan and Sarath Kodagoda
Abstract: The advent of smart sensing technologies has opened up new avenues for addressing the billion dollar problem in the wastewater industry of H2S corrosion in concrete sewer pipes, where there is a growing interest in monitoring the environmental properties that govern the rate of corrosion. In this context, this paper ...
Keywords: Analytical Model, Data-driven approach, Drying-wetting process, Electrical resistivity data, Gaussian Process prediction model, Moisture data.
Burcu Guldur and Jerome Hajjar
Abstract: Recent advances in sensing technologies provide opportunity to utilize advanced data collection equipment such as laser scanners, high-resolution cameras, etc. for both short- and long-time monitoring of structures. Laser scanners, which are capable of collecting up-to two million points per second along with high-resolution images, are especially evolving rapidly and ...
Keywords: Terrestrial Laser Scanning, Surface Damage Detection, Damage Classification, Supervised Learning
Abstract: Construction progress management and work analysis are often difficult in building interiors. In order to make progress management easier, the authors developed methods for recording the interior work environment. These methods record data using Microsoft Kinect sensors. In this paper, the authors describe methods for recording work data utilizing several ...
Keywords: Work efficiency, Point cloud, Kinect, Skeletal tracking, Construction management, Interior work
Hao Zou, Nan Li and Lijun Cao
Abstract: Evacuee behaviors have significant influence on the efficiency of emergency evacuation in buildings. While crowd evacuee behaviors have been extensively examined with various simulation models, the understanding of individual evacuee behaviors has to date mostly relied on sociological models, which are usually subjective and descriptive. Using latest advances in virtual ...
Keywords: Emergency evacuation, Virtual reality, Evacuation experiment, Sense of presence, Feasibility study
T. Bruckmann, H. Mattern, A. Spenglerc, C. Reichert, A. Malkwitz and M. König
Abstract: This paper presents an approach of using cable-driven parallel robots for automated construction. Masonry buildings are considered as appropriate application case due to repetitive construction procedures, high demands on quality as well as accuracy of construction, and handling of small and lightweight material. In this context, the application of Building ...
Keywords: Automation and Robotics, Building Information Modeling (BIM), Mechatronics, Simulation
Marwa Ahmed, Osama Moselhi and Anjan Bhwomick
Abstract: Deterioration models are required and used in Bridge Management System (BMS) to predict the condition and performance of bridges. Effective maintenance of bridge structure relies on the accuracy of deterioration models used to predict bridge performance. Markov Model is a deterioration forecasting model that is widely used in BMS. However, ...
Keywords: NDE, Deterioration Modeling, Bridges, DBNs
Mona Afifi, Mohamed Al-Hussein, Simaan Abourizk, Ahmed Fotouh and Ahmed Bouferguene
Abstract: Bolstered by significant productivity improvement in manufacturing technology, the construction paradigm has shifted toward industrialized construction methods, such as modular construction. Modular construction has benefitted from the long term development of the manufacturing technologies and core techniques used in the assembly production lines of construction prefabrication plants. Lean production is ...
Keywords: Lean, construction, productivity, simulation
Thomas Czerniawski, Mohammad Nahangi, Scott Walbridge and Carl Haas
Abstract: The industrial construction industry makes use of prefabrication, preassembly, modularization and off-site fabrication (PPMOF) for project execution because they offer a superior level of control as compared to on-site operations. This control is enabled by systematic and thorough performance feedback loops. Improvement of the feedback systems within these facilities will ...
Keywords: Fabrication and process control, industrial fabrication, pipe spool, 3D laser scanning, 3D point cloud, 3D object recognition, clutter removal.
Mohammad Nahangi, Thomas Czerniawski, Christopher Rausch and Carl Haas
Abstract: Determination of construction performance metrics requires intensive processing of large amounts of data collected on construction sites including cluttered laser scans. For example, for quality control of construction components using 3D laser scans, the acquired point cloud should be cleaned and the object-of-interest should be extracted for measuring the incurred ...
Keywords: Local feature descriptors, hashing, hash table, RANSAC, 3D object recognition, clutter, laser scanning
Christopher Rausch, Mohammad Nahangi, Melanie Perreault, Carl Haas and Jeffrey West
Abstract: As adoption of offsite methods of production continues to grow within the construction industry, optimization techniques from manufacturing are increasingly being utilized analogously for increasing productivity, reducing rework, and improving assembly processes. This paper demonstrates how the concept of selective assembly can be applied in modular construction as a potential ...
Keywords: Selective Assembly, Tolerance Control, Modular Construction, Geometric Variability, Assembly Planning, Interchangeable Components
Sangil Han and Ghang Lee
Abstract: Even engineers who have the same job title and are working on the same project have different skills and backgrounds. However, despite the importance of assigning the right person to the right job to ensure successful project delivery, current human resource (HR) allocation practices are only concerned with the list ...
Keywords: Construction engineer, text mining, human resource allocation, resumé, KNIME
Abstract: Digital models have many benefits for construction; for example, clash detection prior to approval, ability to confirm assembly sequencing, verification of as-built dimensions, and more. Customizing and preparing such models for project delivery takes a large amount of time and, unfortunately, cannot guarantee that the physical building or part can ...
Keywords: Building Information Modeling, BIM-based workflow, Precast concrete, Parametric modeling, Fabrication, Computer Aided Design
Kasra Ghahremani, Ali Khaloo and David Lattanzi
Abstract: Accurate and rapid condition assessment of in-service infrastructure systems is critical for system-wide prioritization decisions. One major assessment consideration is structural section loss due to deterioration, for instance from corrosion. Modern 3D imaging, which generates high-resolution 3D point clouds, is capable of measuring this degradation. Despite growth in the fields ...
Keywords: 3D imaging, Condition assessment, Computer vision, Damage detection, Finite element model, Computational mechanics, Structural damage
Benny Raphael, Sai Chowdeswara Rao and Koshy Varghese
Abstract: On congested sites in many cities around the world, there is no space available for installing heavy tower cranes and the approach roads are narrow. On such sites, it is desirable to have an automated construction system that can assemble the required components without the use of heavy lifting equipments. ...
Keywords: Automation, Modules, Assembly, Optimization, Automated Construction.
Takeshi Hashimoto, Kenichi Fujino and Kazuyoshi Tateyama
Abstract: A reversible plate compactor, that is one type of small compaction machine, travels by performing small jumps forward or backward according to its own vibration and resistance from the ground. So it is assumed that its running speed is affected by the stiffness of the ground. Therefore it is thought ...
Keywords: soil compaction, ground stiffness, reversible vibratory plate compactor, running speed
Bharadwaj Mantha, Carol Menassa and Vineet Kamat
Abstract: Building designers have increasingly looked at simulation to improve the performance of building systems with the primary objective of simultaneously maximizing comfort, and minimizing energy use. The quality of the simulations depends on the quality of the data being input into the models. The input data for simulation comprises the ...
Keywords: On-line Simulation, Data Collection, Indoor robots, Navigation and Drift correction algorithms.
Ansu Man Singh, Van Truong Hoang and Q. P. Ha
Abstract: Cranes remain a vital tool for the construction of infrastructure such as buildings, bridges, etc. Recently, there has been renewed interest in crane automation in dealing with concerns on safety and possible performance degradation due to system uncertainties and disturbances. One potential solution to the problem is the use of ...
Keywords: Machine Control Systems, Mechatronics, hoist control, Automation and Robotics
Zahra Sadat Moussavi Nadoushani, Ahmed W A Hammad and Ali Akbarnezhad
Abstract: One of the material waste streams in the construction of concrete structures is the waste generated during cutting of steel bars to their final required length. The amount of waste generated to produce the required length of steel bars can be affected considerably by the cutting patterns adopted. Waste can, ...
Keywords: Minimizing rebar cutting waste, Lap splice, Cutting pattern generation, Linear Integer Programing
Ying Hong, Samad M. E. Sepasgozar, A. Ahmadian F.F. and Ali Akbarnezhad
Abstract: The advantages and disadvantages of Building Information Modelling adoption have been extensively investigated in available literature. However, the focus of previous studies has been placed mainly on BIM adoption in relatively large organizations and little effort has been made to investigate the effects that the size of the organizations may ...
Keywords: BIM adoption, small and medium sized construction organizations, influential factors
Zheng Liu, Shide Salimi and Amin Hammad
Abstract: The Heating, Ventilation and Air Conditioning (HVAC) system consumes the major part of energy in buildings. By analyzing the gap between the actual energy consumed and the required energy to satisfy heating/cooling loads, it is estimated that an average of 38% of the energy can be saved with the adoption ...
Keywords: Energy consumption, energy simulation, occupancy, locations, preferences, HVAC setpoint.
Djordje Popovic and Mats Winroth
Abstract: Swedish industrial timber house building faces a constantly increasing housing demand. In order to respond to the demand, companies in this sector, have to improve their businesses in terms of productivity. At the same time, they need to meet customer requirements, i.e., offering flexible building solutions, thus creating a balance ...
Keywords: Physical and cognitive levels of automation, hierarchical task analysis, exterior wall, single-family timber house, off-site assembly.
Masaharu Moteki and Nishiyama Akihiko, Shinichi Yuta, Hiroyuki Mishima and Kenichi Fujino
Abstract: Unmanned construction is actively employed at dangerous locations where people cannot enter because of disaster damage. Unmanned construction is a technology of remotely controlling construction machines as an effective system of construction to ensure the safety of operators. However, the work efficiency of unmanned construction is poorer than that of ...
Keywords: Unmanned construction, construction machine, work efficiency, interface, visual information, haptic perception
Akihiko Nishiyama, Masaharu Moteki, Kenichi Fujino and Takeshi Hashimoto
Abstract: Unmanned construction with remotely operated construction machines is actively used a means of construction work in dangerous areas with no access to people such as rehabilitation work sites damaged by natural disasters including earthquakes or volcano eruptions. Unmanned construction is expected to progress in the field as a quick and ...
Keywords: Remote control technology, Disaster, Construction machine, Hydraulic excavator, Operation interface Introduction
Hyunoh Kim, Ghang Lee and Jehyun Cho
Abstract: This paper presents the factors that could potentially affect the reliability of a serverless smart exit sign system, namely an evacuation guidance system based on a wireless sensor network (WSN) without a central server. Serverless smart exit sign system dynamically changes the directions of signs to indicate the shortest safe ...
Keywords: Serverless Evacuation System, Wireless Sensor Network, Smart Exit Sign System
Ahmed Hammad, Ali Akbarnezhad and David Rey
Abstract: The increase in the rate of urbanisation worldwide has led to a boom in the construction industry sector in most major cities. To cope with the associated rising demand for further services and facilities, contractors find themselves frequently obliged to extend working hours on construction sites. Construction of major infrastructure ...
Keywords: Construction Lighting, Light Pollution, Multi-Objective Optimisation, Mixed Integer Programming, - constraint Method, Sustainable Construction Operations.
James Gardiner, Steve Janssen and Nathan Kirchner
Abstract: The cost of producing complex formwork or moulds for precast concrete and GRC (glass reinforced concrete) is perhaps the most significant limitation when constructing architectural intentions from prefabricated concrete elements. Our contribution, FreeFAB Wax , employs a 6-axis gantry robot with interchangeable end effector tooling to coarsely 3D print and ...
Keywords: Robotic 3D Printing for Construction, Precast Concrete, Additive Manufacturing, Prefabrication
Jun Yang, Zhongke Shi and Ziyan Wu
Abstract: Vision-based automated recognition of worker actions has gain lots of interest during the past few years. However, existing research all requires pre-segmented video clips, which is not applicable in the real situation. Furthermore, pre-segmented videos abandon the temporal information of action transition. A joint action segmentation and recognition method, which ...
Keywords: Action Segmentation, Action Recognition, Worker, Semi-Markov Models
Jungsik Choi, Inhan Kim, Minchan Kim and Jeongwon Ryu
Abstract: As many countries are becoming more aware of environmental issues, both the governmental and private sectors are making more of an effort to achieve eco-friendly construction. However, the assessment of circumstances for building energy performance and green building standards of legislation are still based on two dimensions and manual work. ...
Keywords: Building Information Modeling (BIM), Building Permission, Energy Performance Index (EPI), Industry Foundation Classes (IFC), Open BIM
Khalegh Barati and Xuesong Shen
Abstract: Earthmoving operations produce high amount of emissions and are one of the main sources of air pollutants in construction and mining industries. Modelling and quantifying the emissions produced by earthmoving equipment is the first step for developing emissions reduction schemes. Currently, emissions of construction and mining equipment are mainly estimated ...
Keywords: Emissions, Earthmoving Equipment, Field Experiments, Site Observation, Data Analysis
Jin Dang, Xuesong Shen, Arnaud Castel and James Aldred
Abstract: Geopolymer concrete (GPC) is estimated to reduce 80% carbon footprint in construction projects compared with ordinary Portland cement (OPC). Previous studies on GPC have been focusing on assessment of paste or mortar while the long-term durability of GPC has not been extensively investigated yet. This research aims to monitor carbonation ...
Keywords: pH glass electrode, Geopolymer concrete, Carbonation, Long-term monitoring
Jacob Klein, Xuesong Shen and Khalegh Barati
Abstract: The consumption of fossil fuels by on-road vehicles is the greatest source of air pollution and the second largest source of greenhouse gases (GHGs) globally. The emitted pollutions have caused major problems such as respiratory diseases. Also, as the sources of these types of fuels are diminishing, their price is ...
Keywords: Fuel Consumption, Statistical Modelling, Fuel Efficiency, On-road Vehicle, Instrumentation
Mariangela Benedettelli, Alessandro Carbonari, Berardo Naticchia and Massimo Vaccarin
Abstract: An energy audit is a standard process to support the decision-making in the area of energy management. Nevertheless, an energy auditor does not succeed as easily and quickly in identifying all the energy streams in a facility in order to decide whether retrofitting the audited object is beneficial. In fact, ...
Keywords: Energy audit, Reduced-order models, Energy retrofit
Sayaka Nakaso, Jörg Güttler, Akira Mita and Thomas Bock
Abstract: This article is proposing a human state estimation system on the basis of multiple bio information implemented into a movable cover chair called 'Office Deployable Getaway'. The proposed system consists of 2 sub-systems; the first sub-system analyzes fatigue based on eye movement including blinking rate and eye closure time while ...
Keywords: Human-Machine-Interaction, Breath Detection, Fatigue Analyzation, Human Mood, Eye Recognition, Ambient Assisted Living
Ling Ma and Rafael Sacks
Abstract: The Model View Definition (MVD) approach to interoperability of BIM models requires software vendors to write export functions that can map their internal representation to the whole scope of each of many domain-specific target MVDs. However, in everyday practical use of models, a user receiving an exchanged model often ...
Keywords: Building Information Modelling, Model View Definition, Cloud based database, Information collaboration, Semantic enrichment
Abstract: Numerous previous studies have dealt with the use of automated technologies for on-site, real-time data collection to support construction project control. Most of these studies are based on the assumption, that the collected data can be compared with planning data to identify deviations and implement control actions. However, construction scheduling ...
Keywords: Scheduling, Monitoring, Control, Real-time Data Collection
Shani Sharif, T. Russell Gentry and Larry M. Sweet
Abstract: This paper proposes a new framework for digital design to fabrication workflow to create an effective collaboration process between human designers and industrial robots, in order to redefine the relationship between design and production. This framework aims at redefining the current one-directional workflow of design to robotic fabrication that is ...
Keywords: Robotic fabrication, Human-robot collaboration, Perception, Feedback, Adaptive control
Michal Bruzl, Vyacheslav Usmanov, Pavel Svoboda and Rostislav ulc
Abstract: The main objective of this research work was to create a technological and mathematical model of the robotic arm movement for conducting painting work. For experiment was chosen model of the robotic arm, which corresponds in its construction robots commonly used in industrial production. This model of the robot was ...
Keywords: Mathematical model, Robotic arm, Painting work, Trajectory for moving, Energy of servomotors
Yihai Fang, Jing Dao Chen, Yong Cho and Peiyao Zhang
Abstract: Modeling as-is site condition and tracking the three-dimensional (3D) location of mobile assets (e.g., worker, equipment, material) are essential for various construction applications such as progress monitoring, quality control and safety management. Many efforts have been dedicated to vision-based technologies due to their merits in cost-effectiveness and light infrastructure compared ...
Keywords: Point cloud-vision hybrid approach, Mobile asset tracking, Structure from Motion (SfM), Unmanned Aerial Vehicle (UAV)
R.L. Zhuang, S. Hung, Y.C. Shiau, K.T. Liu and C.C. Liu
Abstract: All temporary structures at the construction stage are collectively called falsework. As part of the falsework, the importance of system shoring support (SSS) is often overlooked in construction projects, thus causing increasing accidents from SSS collapse. The 2014 occupational accident statistics of the Council of Labor Affairs show that most ...
Keywords: System Shoring Support, Safety Passage, Building Information Modelling.
R.L. Zhuang, Y.P. Chiu, Y.C. Shiau and C.J. Guo
Abstract: Mobile information service can provide positioning, query, text, drawings, video and other browser interfaces. It is an indispensable object to most people. Advanced technologies have changed the manner and speed of information delivery. People need to work for a long time for buying a house. Choosing a suitable house is ...
Keywords: BIM, Mobile Devices, Smart Phones, House Selling System, 3D Perspective
Arian Saeedfar, Lingguang Song and Satish Gore
Abstract: Site planning is critical for efficient and safe construction operations. Current industry practice primarily relies on highly experienced planers and their personal judgment to anticipate and prevent space conflicts during construction operation. Inaccurate and unreliable site space planning not only leads to major loss of time and cost, but also ...
Keywords: Dynamic Planning, Space Demand, Space Conflict, Safety, Productivity
Chieh-Feng Cheng, Abbas Rashidi, Mark Davenport and David Anderson
Abstract: Action recognition and tracking of construction heavy equipment is the first step for benchmarking and analyzing the performance of individual machines and evaluating the productivity of a jobsite as a whole. Aside from direct observations, the current approaches for automatically recognizing and tracking various actions of construction heavy equipment includes: ...
Keywords: Audio signals, Construction, Heavy equipment, Activity recognition, Short-Time Fourier Transform
Shahaboddin Hashemi Toroghi, Mingyang Li and Baabak Ashuri
Abstract: Renewable Sources are at the front line of policy discussions for replacing the fossil fuels around the world. Piezoelectric (PE) material can generate electricity in response to mechanical stress. Knowing that cars put a significant amount of stress onto the roadways every day, the use of piezoelectric transducer for asphalt ...
Keywords: Piezoelectric potential, Python, Geographic Information System (GIS), Energy
Sai Meghasyam Kodeboyina and Koshy Varghese
Abstract: Augmented Reality can be of immense benefit to the construction industry. The oft-cited benefits of AR in construction industry include real time visualization of projects, project monitoring by overlaying virtual models on actual built structures and onsite information retrieval. But this technology is restricted by the high cost and limited ...
Keywords: Construction, Augmented Reality, Marker-based Tracking, Information Retrieval, Google Cardboard.
Yong-Joo Lee, Man-Woo Park and Ioannis Brilakis
Abstract: While GPS and RFID are dominantly used for tracking construction equipment and materials, 3D vision-based tracking that employs stereo-vision system has been also proposed as an alternative to efficiently track construction resources operating in a congested site. The 3D vision-based tracking requires an entity to be tracked in both cameras ...
Keywords: Construction worker, Stereo Vision, Tracking, Detection, Entity Matching
H.L. Ko, S.W. Kwon, S.W. Chung, D.Y. Moon, J.W. Park, J.W. Seo and S.M. Kang
Abstract: Recently UAV has been used in various fields such as construction and civil engineering, disaster, terrain analysis, transportation, etc. In addition, many companies from all over the world are focusing on developing UAV technology. The market of personal UAV has been growing and attracting people's attention year after year due ...
Keywords: UAV, Structure from motion, illumination
Pileun Kim, Yong Kwon Cho and Jingdao Chen
Abstract: The aim of this paper is to introduce a novel method that automatically registers colored 3D point cloud sets without using targets or any other manual alignment processes. For fully automated point cloud registration without targets or landmarks, our approach utilizes feature detection algorithms used in computer vision. A digital ...
Keywords: 3D LIDAR, Point cloud, Registration, Feature point, RGB image, Segmentation
K.H. Lee, S.W. Kwon, J.H. Shin, D.H. Kim, D.Y. Moon, S.Y. Lee
Abstract: BIM (Building Information Modelling) technology has been expanded for using in construction project during the past 20 years. However, recently its spread has been delayed than the initial expectations, due to the high-cost of BIM infrastructure development, the lack of regulations and process. In design phase, especially, collaboration based on ...
Keywords: VDI (Virtual Desktop Infrastructure), Cloud Computing, BIM, Design Collaboration, Virtualization
Hoda Khoshnevis, Nima Khairdoost
Abstract: This paper briefly illustrates the application of Building Energy Consumption Simulation (BECS) for sustainable construction education. The curricula of building-related majors have not greatly taken advantage of simulated environments as supplementary tools besides traditional methods. The main purpose of the research project was to determine how a simulation application ...
Keywords: Simulation, Sustainable Construction, Education, Building Energy Consumption
Gyuseong Choi, Soonwook Kwon, Dong Hyun Kim, Dae Yoon Moon, Suwan Chung, Song Yi Lee and Hyung Lyul Ko
Abstract: Currently, as plant market grows up, client demands to increase construction quality, technology and to reduce construction time. Due to the vast scale of the construction site and complexity of process, plant project can have some problems of communication among the project participants, the duplication of work, errors and rework. ...
Keywords: 3D grid size, Space matching, Point cloud, Laser Scanning
Seokyung Park and Jin-Kook Lee
Abstract: This paper aims to describe applications of KBimCode that enables representation, definition and evaluation of building permit rules for BIM-enabled code compliance checking. KBimCode is a standardized script language. It is developed to represent the Korean Building Act as explicit computable rules. The application of KBimCode can be summarized as: ...
Keywords: Automated code compliance checking, Automated Building Permit System, Korean Building Act, KBimCode, KBimLogic, BIM (Building Information Modeling)
Ameen Albahri and Amin Hammad
Abstract: Surveillance cameras are becoming indispensable tools due to their ability to ensure security in buildings. However, many organizations claim that purchasing, installing and maintaining these cameras are costly. Furthermore, current practices have conducted different 2D and 3D techniques to find the optimum camera placement inside buildings. These techniques have many ...
Keywords: Surveillance cameras, BIM, Optimization, Genetic Algorithm
F. Fedorik and T. Makkonen and R. Heikkilä
Abstract: Current development in structural engineering allows designers to create efficient and controlled structural systems, which lead into savings in terms of financial cost, time consumption and lack of lucidity in structural designs. Building Information Modeling (BIM) creates a great opportunity for cooperation of individual experts within one project to maximize ...
Keywords: BIM, FEA, Interoperability, Bridge engineering, Building engineering
Samad M.E. Sepasgozar, Cynthia Wang and Sara Shirowzhan
Abstract: Digital technologies, including hand-held laser scanners and locating systems, are being increasingly introduced to the construction market and have the potential to provide real-time data to create construction information modeling (e.g. shop drawings and as-built). Focusing on the unique advantage of these technologies, this paper identifies the challenges and opportunities ...
Keywords: Laser Scanner, Implementation, Challenges, Ease of Use, Building Information Modelling, Drawing.
Alessandro Carbonari, Silvia Meschini, Mariangela Benedettelli
Abstract: Public administrations are encouraged to adopt actions for energy requalification of public buildings, which are responsible for considerable amounts of energy consumption. Low-cost technology improvements for energy renovation with high return on investment is a good opportunity when resource shortage hampers the adoption of expensive refurbishment. To this purpose, the ...
Keywords: Fuzzy logic, advanced control systems, energy saving, heating system, public buildings
Hyunjung Kim, Jinhua Huang, Yeon-Sook Hwang and Jin-Kook Lee
Abstract: This paper aims to propose an approach to automated lighting layout system in indoor space in the perspective of auto-generation of design alternatives. Lighting environment is one of the most important factors in the domain of interior design. Well-designed lighting environment enables occupants to perform their actions safely. Furthermore, it ...
Keywords: Automated lighting arrangement system, Building information modeling(BIM), Parametric design, Alternative creation,
Min Ju Kim, Taehoon Kim, Hyunsu Lim, Hunhee Cho and Kyung-In Kang
Abstract: Layout planning of climbing formwork system is a prerequisite for executing efficient and cost-effective structural framework in a high-rise building construction. However, most of the formwork system layout is operated manually under heuristic approach of the supervisor, and thus is prone to errors that affect constructability of the entire construction. ...
Keywords: Automated layout planning, Climbing formwork system, High-rise building, Genetic algorithm
Alexander Liu Cheng and Henriette H. Bier
Abstract: This paper proposes an extended Ambient Intelligence (AmI) solution that expresses intelligence with respect to both Information and Communications Technologies (ICTs) and spatial reconfiguration in the built-environment. With respect to the former, a solution based on a decentralized yet unified Wireless Sensor Network (WSN) is proposed. This is deployed across ...
Keywords: Ubiquitous Computing, Adaptive Architecture, Wireless Sensor Networks, Ambient Intelligence.
Wansoub Kim, Dongmin Lee, Taehoon Kim, Seung Woo Kim, Hong-Ku Jung, Hunhee Cho and Kyung-In Kang
Abstract: Construction lifts are key equipment used in the vertical transportation of resources in supertall building construction. Also, according to the increase of vertical lifting distance, construction lifts are becoming more important for successful projects completion. However, a limited number of construction lifts were hard to handle the lifting load during ...
Keywords: Double-cage, Construction Lift, Supertall Building, Lifting Efficiency, Discrete Event Simulation, CYCLONE
Elisa Lublasser, Jan Brüninghaus, Anya Vollpracht, Linda Hildebrand and Sigrid Brell-Cokcan
Abstract: In the course of frequently altering energy saving regulations, numerous buildings have to be comprehensively refurbished to meet the rising energy-efficiency standards in order to protect the global environment and to save resources. However, available materials as well as adaptable design concepts for additional energy-saving insulation layers are not yet ...
Keywords: Insulation, Foam Concrete, Robotic application, Automated process, Surface Design
Wen Pan, Thomas Bock, Thomas Linner and Kepa Iturralde
Abstract: Purpose: building cladding installation process is one of the most important tasks in the construction phase. This paper will focus on the development of a fast and effective method for assembly precast concrete exterior wall panel in high-rise building. The existing method can be described as inefficient, time consuming, expensive ...
Keywords: Assembly, Construction sequence, Logistics, Continuous flow
R. Heikkilä, M. Vermeer, T. Makkonen, P. Tyni and M. Mikkonen
Abstract: In Finland several work sites reported errors of several centimeters between the height results when using different commercial virtual reference station networks and receiver brands. The real time kinematic results are calculated by manufacturer provided software containing in-house know-how. Further complications for calculations will arise when using physical or especially ...
Keywords: RTK-GNSS, Accuracy of measurement, Virtual reference station
HaYan Kim, Jinhua Huang and Jin-Kook Lee
Abstract: This paper aims to describe a case study of parametric interior design based on BIM (Building Information Modeling). As the practical use of BIM-based design grows, its influence expands into the field of interior architecture design. BIM makes possible to check various design plan, reach decision making in an ...
Keywords: Parametric Modeling, BIM, Interior Design, Automated Design Process
Rafael Sacks, Amir Kedar, André Borrmann, Ling Ma, Dominic Singer and Uri Kattel
Abstract: Innovative solutions for rapid and intelligent survey and assessment methods are required in maintenance, repair, retrofit and rebuild of enormous numbers of bridges in service throughout the world. Motivated by this need, a next-generation integrated bridge inspection system named SeeBridge is proposed. To frame the system, an Information Delivery Manual ...
Keywords: Information Delivery Manual, Bridge inspection, Building Information Modelling, Semantic enrichment, Remote sensing.
Jaeyoung Shin, Jin-Kook Lee and Jinhua Huang
Abstract: This paper aims to develop the scenario-based analysis of indoor circulation using BIM-enabled parameterized quantities of a circulation path computed by BIM-enabled applications such as walking distance, spatial topology, number of turns, etc. A building circulation plays an important factor to plan overall spatial configuration based on specific purposes so ...
Keywords: Building Information Modeling (BIM), Indoor circulation, Scenario-based evaluation, Parameterization
Francisco Valdes, Russell Gentry, Charles Eastman, Stephen Forrest
Abstract: Current building modeling environments lack the ability to support coordinated, incremental and systematic description of project requirements, design specifications, and the set of interactions that emerge among them, from different stakeholders, during building design. This paper discusses the prospect of a system-centric modeling framework that integrates a parametric CAD tool ...
Keywords: Building Information Modeling, Model Based Systems Engineering, System Modeling Language, Building Construction, Knowledge-Based Design.
Abstract: Construction industry must make more extensively use of automation and robots in order to increase its productivity and reduce its impact in the environment. It seems that the first steps in this direction was taken with the Building Information Modeling (BIM) paradigm. Wide adoption of BIM, particularly for the activities ...
Keywords: BIM Integration with Robotics, IFC, Additive Manufacture
Satish Gore, Arian Saeedfar and Lingguang Song
Abstract: Limited space availability is a common issue faced by construction projects and it has great impact on project productivity and safety performance. Effective management of space is challenging due to the highly dynamic and complex nature of construction site environment. Among them is space modeling, i.e. how to capture and ...
Keywords: Construction site, space modeling, state of the art, literature review.
Alex R. Maciel and Fabiano R. Correa
Abstract: Some problems of efficiency in the cut and bent rebar supply chain is related to stakeholder's interaction and the flow of information between designers, constructors and rebar fabricator. In the actual process, distinctive standards are used for exchange of information between design and fabrication. The BVBS format represents a standard ...
Keywords: BIM, IFC, Reinforcement bar, Automated bending machine,
J.H. Shin, S.W. Kwon, D.H. Kim, D.Y. Moon, S.W. Chung, G.S. Choi and K.H. Lee
Abstract: As recent buildings have been getting higher and larger, vertical construction lift planning and operation are key factor for successful project. Although many studies have been trying to set up a construction lift planning system at early stage before lift installation. But there are not regarding real-time control system for ...
Keywords: Construction lift, Vertical zoning, ELIS(Embedded Lift Information System)
Cheng Zhang, Pingbo Tang, Alper Yilmaz, Nancy Cooke, Verica Buchanan, Alan Chasey, Ronald Laurids Boring, Shawn W. St. Germain , Timothy Vaughn, and Samuel Jones
Abstract: Nuclear power plant (NPP) outages involve a large number of maintenance activities with a tight schedule and zero-tolerance for accidents. Outage projects thus need real-time control to ensure safety and productivity. During outages, crane lifting is critical for outage control and risk management. An effective outage control method should monitor ...
Keywords: Nuclear power plant, Outages, Crane, Workflow control, Computer vision, Simulation
Abiola Akanmu and Bushra Asfari
Abstract: Buildings are continuously recognized as being responsible for significant amount of carbon emission to the environment. A good way to reduce this emission is through the choice of appropriate materials. However, selection of buildings materials is typically based on a number of factors, some of which can either be cost ...
Keywords: Harmony Search Optimization, Supplier Rating, Material Selection
Abiola Akanmu and Jiansong Zhang
Abstract: Effective progress monitoring of construction activities is always of great value to project stakeholders. It is increasingly being recognized that the success of any project is hinged on the level of awareness of the project status. Although, automated technologies have shown to potentially offer real-time information for quick decision making, ...
Keywords: Swarm, Monitoring, Adaptive, Optimization
Andres Cavieres, Russell Gentry and Charles Eastman
Abstract: The paper introduces a new approach for the representation of masonry walls in Building Information Modeling applications. The proposed representational scheme addresses the different types and levels of information required to support the design and construction of masonry walls. In particular, the paper proposes the concept of masonry wall 'region', ...
Keywords: BIM, Masonry, Representation, Levels of Development, Design Process, IFC.
Yifu Shi and Tianyu Feng
Abstract: According to the United Nations Environment Program (UNEP), 87% of the US population will be living in urban areas by 2030 which brings in an increasing demand for residential buildings in metropolitan areas all over the US. High performance houses and net zero house which equipped with photovoltaic (PV) panels ...
Keywords: LCA, Residential, High Performance House, Net-zero House, PV, Environmental Impacts
Samad M.E. Sepasgozar, Aaron Costin and Cynthia Wang
Abstract: Recent studies increasingly offer new Building Information Modelling (BIM) solutions and some other studies are modelling BIM adoption and implementation practices. However, the migrating process from the current practice of using desktop-based BIM to a web-based BIM covering broader activities of the entire project lifecycle is complicated. This paper intends ...
Keywords: Desktop-based BIM, web-based BIM, Implementation, Process.
Hongjo Kim, Kinam Kim and Hyoungkwan Kim
Abstract: This paper presents the applicability of a nonparametric scene parsing model for recognizing all objects in an image. The data-driven model labels all the pixels of query images as their object classes using the labels in similar images of the existing dataset. The model has a flexible number of parameters ...
Keywords: Monitoring, Construction Site, Computer Vision, Image Processing, Scene Parsing, Object Recognition
Jochen Teizer, Alexander Blickle, Tobias King, Olaf Leitzbach and Daniel Guenther
Abstract: 3D printing, also known as additive manufacturing, has become an established technology in many industry sectors for the fabrication of three-dimensional (3D) objects. The layered production of scaled prototypes and smaller series typically use automated computer controlled systems that rely on a-priori designed digital 3D models. General principles for 3D ...
Keywords: 3D printing, additive manufacturing, concrete formwork, contour crafting, machine automation and robotics, modularization.
Kanghyeok Yang, Changbum Ahn, Mehmet Vuran and Hyunsoo Kim
Abstract: Ironwork is considered one of the most dangerous construction trades due to its fall-prone working environment. Since safety-hazard identification is fundamental to preventing ironworkers' fall accidents, engineering measures have been applied to eliminate fall hazards or to reduce their associated risks. However, a significant quantity of hazards usually remains unidentified ...
Keywords: Hazard Identification, Gait Analysis, Inertial Measurement Units, Safety management
Justin K.W. Yeoh, Jun Huat Wong and Le Peng
Abstract: Cranes typically represent the single biggest equipment investment deployed on a construction site. The success of lifting operations depends on addressing project conditions and adequate site safety management. The Crane Lifting Plan (CLP) is a safety document wherein the information required for planning crane lifting operations are encapsulated and analyzed. ...
Keywords: Crane Lifting Plans, Crane Information Model, Regulatory Compliance, Construction Requirements
Mark Froehlich and Salman Azhar
Abstract: 3D Scanning has allowed for the scanning of spaces serving as a valuable tool for verifying existing conditions. The cost, setup and processing times associated with procuring this activity limits its use within an active construction site. With setup consisting of multiple scans from triangulated views of one another, achieving ...
Keywords: 3D Scanning Technologies, IR Depth Sensors, SLAM,
M.S. Gil, S.H. Kim, Y.S. Lee, S.H. Lee and C.S. Han
Abstract: The industry's interest in building façade maintenance is rising with the growing number of new high-rise buildings in the metropolises. The conventional method of cleaning the façade of high-rise buildings relies on the use of ropes, gondolas, and the winch system involving human labor. Recently the building maintenance unit (BMU) ...
Keywords: Curtain wall building cleaning robot, Integrated control system, Sensor based control, Built-in guide rail
Y.S. Lee, S.H. Kim, J.H. Lee, M.S. Kang, D.I. Sun and C.S. Hand
Abstract: Because of the increasing number of high-rise buildings and large glass facades and the resulting problem of safe and effective maintenance, many studies have been going on progress to develop automated window cleaning systems in the last few years. But the research has not been going on progress to make ...
Keywords: ISARC Window Contamination, Building Maintenance Robot System, IR Sensor
Min-Yuan Cheng, Kuan-Chang Chiu, Yo-Ming Hsieh, I-Tung Yang and Jui-Sheng Chou
Abstract: With the architectural environment is constantly changing such as high-rise buildings, high-ceilinged space, and special space constantly constructed, thus the fire disasters are becoming diverse and difficult to predict. Therefore, the development and application of building's fire disaster prevention integration system become an urgent requirement for prevention the disaster and ...
Keywords: Wireless Sensor Networks, Building Information Modeling, Bluetooth Sensor, Route Optimization, 3D Visualization
Min-Yuan Cheng and Doddy Prayogo
Abstract: One of the main causes of pavement rutting is the repetitive action of traffic loads which results in the accumulation of permanent deformations. As a result, it is important to understand the characteristics of the permanent deformation behavior of asphalt mixes under repeated loading and to build the accurate mix ...
Keywords: Symbiotic Organisms Search, Least Squares Support Vector Machine, Asphalt concrete mixture, Flow number, Prediction
Hung-Lin Chi, Jun Wang, Jian Chai and Xiangyu Wang
Abstract: Current inspection process has productivity issues, such as double handing information, time-consuming data aggregation, lack of information transparency and so on. About inspections for plant maintenance, site managers encounter difficulties in getting global pictures tracing a significant amount of inspection information at management perspective. The decision-making is based on paper-based ...
Keywords: Building Information Modelling, Inspection, Plant life extension, Maintenance
Wen Yi, Junxiang Zhu, Xin Liu, Xiangyu Wang and Albert Chan
Abstract: Heat stress is a well-known occupational hazard, and climate change together with the increased frequency and intensity of extreme heat events has made risks more severe and widespread. The liquefied natural gas (LNG) construction industry is found to be more susceptible to heat stress than other industries because LNG workers ...
Keywords: Heat stress, Health and safety, Liquefied natural gas (LNG) construction industry, Early-warning system
Jun Wang, Shuming Du and Saiedeh Razavi
Abstract: Struck-by-equipment hazard, i.e, contact collision between worker-on-foot and construction equipment or between equipment and equipment, is a major cause of injuries and fatalities in construction. A variety of smart technologies and systems have been developed and utilized to alleviate the risks of this type of hazard. However, most of the ...
Keywords: Real-Time Hazard Identification, Construction Safety, Technological Innovation, Raspberry Pi, Struck by, False Alarm, 4D Model, Inertial Navigation System
Wooseok Seo, Chang-Yeob Shin, Juheon Choi, Daehie Hong and Chang Soo Han
Abstract: In construction sites, most of manual works require at least two workers cooperating each other to complete a task properly. If it is possible to make a single worker carry out these kinds of tasks with the assistance of a robot, the overall construction efficiency can be increased. This study ...
Keywords: Supernumerary robotic limbs, Wearable robot, Construction work
Tuyen Le and H. David Jeong
Abstract: Recent advances in data and information technologies have enabled extensive digital datasets to be available to decision makers during the life cycle of a civil infrastructure project. However, much of the data is not yet fully reused due to the challenging and time consuming process of extracting the desired data ...
Keywords: Civil infrastructure project, Landxml, Data retrieval, Natural language interface, NLP, Vector space model
Kereshmeh Afsari and Charles Eastman
Abstract: The US National BIM Standard proposes facilitating information exchanges through Model View Definitions (MVDs). An MVD, defines a subset of the IFC schema that is needed to satisfy one or many exchange requirements of the AEC industry. In the MVD definition for precast concrete domain specified in precast concrete Information ...
Keywords: Exchange Model, MVD, Precast Concrete, IFC, BIM
Fereshteh Shahmiri and Jeremy Ficca
Abstract: In this study a user-friendly model is developed for architects and designers without advanced programming skills who need to operate their projects in a real-time workflow from parametric design to robotic fabrication. Based on the implemented network capabilities in proposed model, not only one but also multiple robotic arms can ...
Keywords: Real-time, Networking, Socket Communication, TCP/IP, UDP, Robotic Fabrication
Kereshmeh Afsari, Charles Eastman and Dennis Shelden
Abstract: In the architecture, engineering and construction (AEC) industry model-based data exchange methods are mainly based on manual file transfer, data conversion, and data-merge. File-based Building Information Model (BIM) data exchange is either in vendor specific file formats or neutral format using Industry Foundation Classes (IFC). IFC Model View Definitions (MVDs) ...
Keywords: BIM, Cloud Computing, Data Exchange, IFC
Kepa Iturralde, Thomas Linner and Thomas Bock
Abstract: The manufacture-installation of prefabricated modules for the refurbishment market needs to be lifted to a more integrated, systemized and automated level, in order to transform the existing buildings stock towards near zero energy consumption at reasonable cost. In building renovation, prefabricated modules have to be industrially customized to each building, ...
Keywords: refurbishing, customization, automated, installation, prefabrication, axiomatic design
Youyi Zhang, Gordon Fan, Zhen Lei, Sanghyeok Han, Claudio Raimondi, Mohamed Al-Hussein and Ahmed Bouferguene
Abstract: In current practice, manufacturing companies have daily outputs that are expected to meet the companys targeted production level. In construction, there is an increasing trend toward buildings being manufactured off-site rather than through traditional stick-built methods on site. This trend has created a demand for construction companies to subcontract work ...
Keywords: Offsite construction, Light gauge steel, Modular construction, Lean manufacturing, Waste elimination.
Sven Stumm, Matthias Neuhaus, Johannes Braumann, Jan Brüninghaus, Sigrid Brell-Cokcan
Abstract: Stonemasonry is a traditional industry with a long history. Due to increasingly competitive markets in a hazardous work environment with high physical strain on the stonemasons, a system was developed to automate natural stone surface processing in order to diminish repetitive movements in manual labor. This is achieved using a ...
Keywords: Natural stone, surface processing, robotic application, Web-to-Real