2007 Proceedings of the 24th ISARC, Kochi, India

Integrated Practice in Construction

M K Sunil

Integrated Practice is a large issue being discussed by architects and construction managers today. Changing the relationship between the activities of design, construction and facilities management. And at the center of that discussion is this idea of Building Information Modeling.

Keywords: No keywords

Concept to Position and Enhance Automation Technologies in Emerging Construction Market

Mohan Ramanathan

Construction has conventionally been a labour intensive process. Until recently, automation of construction processes was not considered to be economically and technologically sustainable in emerging economies.

Keywords: Construction Automation, Technology Position Map, Indian Construction, Robotics

Hybrid Construction Automation and Robotic

Thomas Bock

Robots were originally introduced in the production of industrialized building components and modular housing. Later mobile robots were developed for special on-site construction tasks

Keywords: Automation, Robotics, Industrialization, Building Components

Automated Data Collection for Infrastructure Project Control

Ronie Navon

Infrastructure construction is typically of large financial scale and is less structured than building construction projects. Hence, real-time control of on-site infrastructure construction, based on high quality data, is essential to identify discrepancies between actual and planned performances.

Keywords: No keywords

Towards Robotic Smart Home

Carlos Balaguer
Pages 3-8

The nowadays smart homes try to move from conventional remote-controlled houses to intelligent environments. The focus has been made in blending high-tech computing into the home environment and in substituting the interaction with a box on a table by different friendly & intelligent HMI devices. Nevertheless, the introduction of real ...

Keywords: Smart Homes, Personal Robots, Apartments Design, Human-Robot-Home Interaction

Automated Georeferenced User Position Tracking for Contextual Information Retrieval on Construction Site

Hiam M. Khoury, Vineet R. Kamat
Pages 11-15

This paper presents research that is evaluating the capability of an automated location-based methodology in identifying and retrieving contextual project information on indoor and outdoor construction sites for supporting decision-making tasks of site personnel. Under this methodology, construction entities visible in a user’s field of view at any given time ...

Keywords: Context-aware Computing, WLAN, GPS, Tracking, Information Retrieval

Ultra Wide Band (UWB) Based Precise Positioning System for Robotic

S. Purushothaman, P. K. Abraham
Pages 17-22

The advent of the Global Positioning System (GPS) provided reliable and accurate position information worldwide for outdoor environment. However, many applications are emerging where position information is required and the environment or complexity considerations prohibit the use of GPS. As a result, areas as diverse as robotics, sensor networks, and ...

Keywords: OFDM, Impulse Radio, TDOA, PSD, CRB

Rapid Automated Monitoring of Construction Site Activities Using Ultra-Wide Band

Jochen Teizer, Davis Lao, Menache Sofer
Pages 23-28

Monitoring construction site activities is a critical concern to most stakeholders (owners, contractors, architects, engineers, suppliers, etc.) in a construction project. Successful projects are often determined by the level of awareness of project status or work task performance. Thus, information has inherent value for real-time or near real-time decision making. ...

Keywords: Ultra-Wideband, Real-time, Sensing, Monitoring, Tracking, Emergency Response, Safety, Productivity

Development of Wireless Module for Tunnel Vibrating Wire Type Sensor

Jung Yeol Kim, Hyun Suk Yoo, Soon Wook Kwon, Moon Young Cho
Pages 29-33

Tunnel construction is being increased rapidly in Korea. About 60 percent of total tunnels have been constructed for the last 10 years. So systematic tunnel measurement and maintenance system have been needed. Vibrating wire type sensor is widely used in tunnel measurement system because of their stabil-ity and durability. Vibrating ...

Keywords: Tunnel, Measurement, Zigbee, Wireless

Automation and Wireless Communication Technologies in Road Rehabilitation

Pekka Kilpeläinen, Rauno Heikkilä, Tommi Parkkila
Pages 35-40

The goal of the project is to survey the applicability of machine automation and wireless communication technologies in road repairing and surfacing. The focus is on the control of the worksite and road repairing and road surfacing process. This process contains design, construction, quality control and work site management. The ...

Keywords: Road Construction, Pavement, Automation, Wireless Communication

Open-Building Maintenance Management Using RFID Technology

Min-Yuan Cheng, Li-Chuan Lien, Ming-Hsiu Tsai, Wei-Nien Chen
Pages 41-46

By applying the Radio Frequency Identification (RFID) technology, this study embedded the RFID tags in the components of open-buildings to store the raw design data so that data can be passed to the maintenance phase and automatically provided to the building users. For this purpose, this paper focused on the ...

Keywords: Open-Building, Support System, Infill System, Radio Frequency Identification, Maintenance Management

Automated Project Schedule and Inventory Monitoring Using RFID

Geetha Kamakshi Gajamani, Koshy Varghese
Pages 47-53

Automated project monitoring system has the potential to be effective in controlling project performance through continuous monitoring and control of the project in real time using Automated Data Collection tools. This paper presents a system that is designed to investigate the use of RFID for automated schedule and inventory ...

Keywords: RFID, Schedule Updating, Inventory Updating, Project Monitoring

Development of Construction Logistics System Using Radio Frequency Identification

Tomoya Kaneko, Koji Hamada, Tetsu Kondo
Pages 55-62

The authors have developed a construction logistics system using a radio frequency identification technology for finely controlling several construction sites in order to improve the transportation and handling of construction materials. This system was experimentally applied to some small construction sites in the Tokyo metropolitan area for a few months ...

Keywords: Logistics, Radio Frequency Identification, Supply Chain Management, Traceability

Material Tracker for Construction Logistic

Jae-Hong Song, Nam-Su Lee, Su-Won Yoon, Soon-Wook Kwon, Sangyoon Chin, Yea-Sang Kim
Pages 63-67

It is necessary to manage materials (including prefabricated components) and identify their data communication process by collecting relevant information in real time for effective and efficient material management in construction projects. Recently, there have been many studies and developments using various wireless technologies including Radio Frequency Identification (RFID) for acquiring ...

Keywords: Material management, Logistics, RFID(Radio Frequency Identification),WSN (Wireless Sensor Network)

Fire Control in Buildings and the Development of RFID Application System

Yan-Chyuan Shiau, Jung-Yi Tsai, Shiao-Jing Cheng
Pages 69-74

Since Taiwan is a crowded island, serious disaster will cause personnel casualty and property damage. When calamity happens, how to effectively deal with the emergency is a significant task for the Fire Con-trol Department. Currently the standard operation procedure for fire rescue is: (a) receives building fire report, (b) inquires ...

Keywords: RFID, PDA. Fire Rescue, Building

Development of a Probabilistic Sensor Model for a 3D Imaging System

Alan M. Lytle
Pages 75-80

The use of high frame-rate 3D imaging systems for construction equipment control is part of a broader research effort at the National Institute of Standards and Technology investigating innovative technologies for automated construction, performance and evaluation of 3D imaging systems, and construction object recognition and tracking. A probabilistic measurement model ...

Keywords: 3D Imaging System, Flash LADAR, 3D Range Camera, Sensor Model

Evaluating a Ranging Protocol for 3D Imaging System

Geraldine S Cheok, Kamel S. Saidi, Alan M. Lytle
Pages 81-87

In 2006, the ASTM E57 committee was established to develop standards for 3D imaging systems. A 3D imaging system is a non-contact instrument that is used to measure the range and bearing to and/or the 3D coordinates of points on an object or within a region of interest. ...

Keywords: 3D Imaging Systems, ASTM E57, Laser Scanning, Ranging, Standards, Test Protocol

Application of Location Information by Stereo Camera Images to Project Progress Monitoring

Soungho Chae, Naruo Kano
Pages 89-92

In this paper, the authors discussed the overview of a method for estimating the 3-D coordinated data for development of a project control system with stereo camera images. The information for control project with location information in the 3-dimensional space of time series from images is proposed. SFM (Structure From ...

Keywords: Location Information, Stereo Camera, Image Processing, Project Control

Hybrid Methodology for Automated Collection of Data from Construction Site

Samir El-Omari, Osama Moselhi
Pages 93-97

Modeling 3D point cloud images scanned with the LADAR (LAser Distance And Ranging) is a time consuming process that lacks the capability of capturing material type, texture, and color of scanned objects. To extract information from construction sites and update quantities of work completed as well as mapping as-built information ...

Keywords: 3D Laser Scanning, Photogrammetry, Progress Reporting, Data Acquisition, Automation

Safe and Efficient Autonomous Exploration Technique for 3D Mapping of a Complex Bridge Maintenance Environment

G. Paul, D. K. Liu, N. Kirchner, S. Webb
Pages 99-104

This paper describes a technique for autonomously exploring a complex steel bridge environment using a 6DOF anthropomorphic robotic arm, instrumented with a laser range scanner. Potential knowledge gained from a 3D range scan at an end-effector position and orientation (pose) is estimated, then arm configurations which avoid obstacles and unknown ...

Keywords: Exploration, Collision Avoidance, Bridge Maintenance, Inverse Kinematics

Inspecting Interior Built Environments Using Augmented Reality-Based Autonomous Robot

Xiangyu Wang, Ngai Kwok
Pages 105-109

During the past several years, there has been an increasing interest in deploying mobile robots to inspect building structures. Augmented Reality (AR), which can impose digital information into the real working space, has been proved to be effective in providing most relevant information in an intuitive manner. Combining the strength ...

Keywords: Augmented Reality, Autonomous Robot, Built Environment, Inspection

Development of a Hybrid Device Based on Infrared and Ultrasonic Sensors for Human Resource Management

Joo-Heon Kim, Ung-Kyun Lee, Hun-Hee Cho, Kyung-In Kang
Pages 111-115

Human resources are continuously gaining importance in association with construction site management. With increasing interest being shown in the use of state-of-the-art technologies such as radio frequency identification (RFID) in site management, we developed a device based on infrared radiation and ultrasonic sensors for application in the management of human ...

Keywords: Safety Management, Infrared Sensor, Ultrasonic Sensor

Active Control of Indoor Environment Quality

B. Raphael, K. W. Tham, S. C. Sekhar
Pages 119-123

This paper presents a methodology for the integrated control of Indoor Environmental Quality. The most important aspect of the methodology is the treatment of the task as a multi-objective optimization problem. Appropriate control actions that achieve reasonable tradeoffs among conflicting objectives are selected through multi-objective optimization in which predictive ...

Keywords: Building Automation, Control, Multi-Objective Optimization, Indoor Environmental Quality

Intelligent Windcatcher: A Combination of Modern and Traditional Technology

Masoud Poshtiban, Reza Banaei Khosroushahi, Somayyeh Poshtiban
Pages 126-131

In this paper, a novel idea to prepare indoor fresh air by an environmentally friendly way is proposed. In this design we are inspired by traditional windcatchers which have been being used for centuries in torrid region of Iran. Theirs unique feature of in-dependency to costly energy sources have made ...

Keywords: Windcatcher, Badgir, Fuzzy Controller

Design and Development of an Active Controlled Window with High Sound Transmission Loss

M. De Grassi, B. Naticchia, A. Carbonari
Pages 133-138

Improving the sound transmission loss (STL) of glazed facades is needed, as required by the 89/106/CEE European Directive, which imposes high STL values for building facades, whose weak part is generally constituted by the presence of windows, sometimes making them not adequate to observe the recently enacted requirements. As passive ...

Keywords: ASAC System, Sound Transmission Loss, PZT Actuators, Finite Element Analysis

A 3-Dimensional Force Field Method for Robot Collision Avoidance in Complex Environment

P. Chotiprayanakul, D. K. Liu, D. Wang, G. Dissanayake
Pages 139-145

This paper proposes a three-dimensional force field (3D-F 2 ) method for efficient motion planning and collision avoidance of a 6DOF manipulator in complex and dynamic environments while keeping the planned end-effector’s path and speed unchanged. The 3D-F 2 is defined as ellipsoid shapes covering selected links of a manipulator. ...

Keywords: Force Field, 3D-F 2 , Collision Avoidance

Time-Optimal Control of Construction Transport Systems with Suspended Loads

Michael Rachkov
Pages 147-150

The paper describes time-optimal control of construction transport systems with suspended loads, for example gantry type robots. Permissible oscillations of the loads are restricted because of safety requirements while transporting, especially at the end point. A mathematical model of such systems is presented as a pendulum attached by a ...

Keywords: Time-optimal Control, Construction Transport System, Suspended Load

Development of the Gripping Control Algorithm for Wire-Suspended Object in Steel Construction

Kyungmo Jung, Kihyun Bae, Dongnam Kim, Daehie Hong
Pages 151-155

Robot system used in building construction sites can efficiently reduce construction time and increase safety by replacing human in dangerous operations. This paper describes the development of a robotic manipulator control algorithm which provides stable and efficient gripping of a pendulum-like object. The pendulum object mimics the construction materials hanging ...

Keywords: Robot, Gripping Control, Pre-Acting Control, Shock Isolator, Steel Construction

Semi-Active Direct Control of Civil Structure Seismic Responses Using Magneto-Rheological Damper

M. T. Nguyen, N. M. Kwok, Q. P. Ha, J. Li, B. Samali
Pages 157-162

As building structures frequently collapse and cause losses of lives and properties, due to excessive vibrations induced during earthquake periods, it is crucial to reduce the structural vibrations. This paper develops a Lyapunov-based controller for Magnetorheological (MR) dampers embedded in building structures to mitigate quake-induced vibrations. In this work, MR ...

Keywords: Structural Control, MR Dampers, Semi-Active Control, Lyapunov-Based Control, Seismic Response

Simulation of the Resistance Forces of Bulk Media to Bucket in a Loading Proce

Ahmad Hemami, Ferri Hassani
Pages 163-168

In this work the process of penetration of a bucket into bulk media (for loading or excavation) is simulated based on the forces that are involved in the process. The main objective is to simulate the resistance force of medium to cutting by a tool (bucket/blade) during a loading ...

Keywords: Simulation, Resistance Force, Bulk Media

Optimal Path Planning for Backhoe Based on Excavation Environment

Hyongju Park, Jin-Ok Shin, Sanghak Lee, Daehie Hong
Pages 169-174

The paper focuses on the establishment of optimized bucket path planning using numerical solution method, for a force-reflecting backhoe which is affected by excavation environment including potential obstacles. The developed path planning method can be used for precise bucket control and more importantly for obstacle avoidance which is directly related ...

Keywords: Obstacle Avoidance, Joint Constraint, Jacobian Pseudo-Inverse, Path Planning

Design of a Haptic Device for Dismantling Processes Using Excavator

Dongnam Kim, Kyeongwon Oh, Daehie Hong, Jong-Hyup Park, Suk-Hie Hong
Pages 175-180

Since the processes of dismantling are very dangerous, there have been many studies to develop remote operating devices using joystick. In this paper, in order to improve the operability of the dismantling equipment that is usually an excavator, a novel concept of tele-operated haptic device is proposed. Operators who use ...

Keywords: Haptic Device, Excavator, Inverse Kinematics, Dismantling Process

Detection of Dump Truck for Loading Operation by Wheel Loader

Shigeru Sarata, Noriho Koyachi, Hiroyasu Kuniyoshi, Takashi Tsubouchi, Kazuhiro Sugawara
Pages 181-184

The authors have been conducting development of an autonomous loading system by wheel loader. As a part of the development, a detection method of location of the dump truck will be described in this paper. In the process of loading to the truck in the operation, the loader approaches to ...

Keywords: Wheel Loader, Autonomous System, Loading Operation, Laser Range Finder

Coordination Strategy for Path Planning of Multiple Manipulators in Workcell Environment

Shital S. Chiddarwar, N. Ramesh Babu
Pages 185-191

In this paper, a coordination strategy for determining collision free path of end effectors of two manipulators involved in coordinated manipulation is proposed. This strategy consists of collision checking and path planning modules. Collision checking is done by modeling the links and environment of manipulator using sphere swept volume ...

Keywords: Coordination Strategy, Multiple Manipulators, Collision Checking, Incremental Search

Collaborative Agent-Based System for Multiple Crane Operation

Cheng Zhang, Amin Hammad
Pages 193-198

Operating cranes in a construction project should meet several requirements of capacity, safety and spatial constraints. Much research has been done about selecting cranes, simulating the work processes, training operators and optimizing working paths to improve the efficiency and reduce conflicts in real construction operations. However, most of the research ...

Keywords: Collaborative Agents, Crane Operation, Simulation

A Generic Framework for Controlling Bi-Handed Robotic Manipulator

Jayakrishnan T, James D English, Neil Tardella
Pages 199-203

From design to implementation, bi-handed humanoid manipulators are more complex than common industrial robots. Humanoid manipulators have the properties of redundancy and bifurcation, which enable placement of multiple hands or tools at desired positions and orientations within the robot’s workspace in an unlimited number of ways. To address and ...

Keywords: Branching Robot, Kinematics, Control, Simulation

A Multicriteria Approach for the Optimal Design of 2 DOF Parallel Robots Used in Construction Application

Stan Sergiu-Dan, Vistrian Maties, Radu Balan
Pages 205-210

Parallel robots have been used in a large number of applications ranging from astronomy to flight simulators and are becoming increasingly popular in the field of construction industry. This paper is aimed at presenting a study on the optimization of the BIGLIDE and BIPOD parallel robots, which comprises two-degree-of-freedom (DOF) ...

Keywords: Optimal Design, Parallel Robots, Genetic Algorithms

Cooperative Task Planning of Multi-Robot System

B. B. Biswal, B. B. Choudhury
Pages 211-216

Multiple cooperating robots hold the promise of improved performance and increased fault tolerance for large-scale problems. A robot team can accomplish a given task more quickly than a single agent by executing them concurrently. A team can also make effective use of specialists designed for a single purpose rather than ...

Keywords: Multi-Robot, Task Allocation, Strategies, Algorithms

Optimal Controller Design for Two Arm Manipulators Using Quantitative Feedback Theory Method

Mohammad Reza Gharib, Amir Ali Amiri Moghadam, Majid Moavenian
Pages 217-222

In this paper, a practical method to design a robust controller for a two-arm manipulator using Quantitative Feedback Theory (QFT) is proposed. As the two arm manipulators have, multivariable nonlinear transfer function, implementation of QFT technique requires first to convert its nonlinear plant into family of linear and uncertain plant ...

Keywords: Two Arm Manipulators, QFT, Loop Shaping, Dynamic Equations

Concrete Paving Productivity Improvement Using a Multi-Task Autonomous Robot

Daniel Castro-Lacouture, L. Sebastian Bryson, Christopher Maynard, Robert L. Williams II, Paul Bosscher
Pages 223-228

To improve productivity in conventional concrete construction, autonomous robots that perform specific tasks are being developed. Single-task robots are capable of enhancing specific functions, though their impact on the overall productivity remains unclear. A robot that incorporates each task-specific piece of machinery used in the concrete paving process into one ...

Keywords: Pavement, Robotics, Computer-Based Simulation, Productivity

The Study in Using an Autonomous Robot for Pavement Inspection

Jia-Ruey Chang, Yuan-Hsu Tseng, Shih-Chung Kang, Chih-Hwang Tseng, Po-Huei Wu
Pages 229-234

Traditionally pavement inspections are conducted using manually operated instruments, and hence are very labor-intensive. In this study, the authors propose the idea of using an autonomous robot to perform the pavement inspections, including for evenness and distress. Because inspection instruments are assumed to be mounted on the robot’s platform, this ...

Keywords: Autonomous Robot, Pavement Inspection, Pavement Evenness, Pavement Distress, Path Planning

Development of an Automatic Four-Color Spraying Device Carried by a Robot Arm

M. De Grassi, B. Naticchia, A. Giretti, A. Carbonari
Pages 235-240

Automation of building processes is the right mean to improve the average productivity of the construction industry, moreover in case of big and very complex projects. In addition the manufacturing of uniform high quality products can be pursued. This paper is concerned on an automatic system for interior wall painting, ...

Keywords: Multicolor Painting Robot, Construction Robot, Miniature Laboratory, Scaled-Down Laboratory

A Self-Assembling Curtain Wall System

Frans van Gassel, Pascal Schrijver
Pages 241-245

Robots are only incidentally used to assemble wall panels in high-rise buildings, even though robotic technology is available for various applications. These applications can improve construction site safety and increase the productivity of the assembly process. A research project initiated at Eindhoven University of Technology (TU/e) in the Netherlands aims ...

Keywords: Curtain Wall System, Wall Panels, Robot Technology, Construction Site Safety

Design of a Ceiling Glass Installation Robot

Seungyeol Lee, Myeongsu Gil, Kyeyoung Lee, Sangheon Lee, Changsoo Han
Pages 247-252

Building materials and components are much larger and heavier than many industrial materials. Ceiling glass is a type of building material for interior finishing. The demand for larger ceiling glass has increased along with the number of high-rise buildings and an increased interest in interior design. The objective of the ...

Keywords: Ceiling Glass, Installation Robot, Hardware Design

The Development of a General-Purpose Autonomous Robot

Kai-Yuan Gu, Shih-Chung Kang, Ping-Hung Lin, Jia-Ruey Chang, Mao-Nan Chen
Pages 253-258

This paper presents the ongoing research into the design and development of a general-purpose autonomous robot. The major components of the robot are four ultrasonic sensors, one electronic compass, three microprocessors, a laptop computer, and three motors for three wheels. Software architecture was developed to process the information obtained from ...

Keywords: Robot, Construction Automation, Autonomous Robot

Intuitive OCU (Operator Control Unit) of MFR (Multipurpose Field Robot) on Construction Site

Seungyeol Lee, Seokjong Yu, Sangho Lee, Changsoo Han
Pages 259-264

Recently, there has been a lot of interest concerning remote-control construction robot manipulation in hazardous operation environments including construction sites. However, there are problems involving the method of remote-control in unstructured work environments such as construction sites. In this study, an improved MFR system is described, which helps a human ...

Keywords: Intuitive, OCU (Operator Control Unit), Construction Site

Constructions Mobile Robot and Working Technology

Adrian Bruja, Marian Dima, Catalin Frâncu
Pages 265-270

In this paper is presented a mobile robot for the buildings construction, which, endowed with gripping and adequate tools, can carry out operations of handling, masonry or finishing in the construction industries. The robot has in its componence the following mechanisms: * mechanism of orientation with 2 DOF's (2 R); * mechanism ...

Keywords: Mobile Robots, Civil Engineering Flexible Cell

Automation of Scheme Preparation and BoQ Calculation for L&T-Aluform

Nagi Reddy Sattigari, Ashwin Mahalingam, George Thomas
Pages 273-280

Aluminium Formwork System is a comparatively new technology in India. Generally, aluminium formwork consists of standard sized panels and custom sized panels. The total area of custom shaped formwork elements can be reduced by optimizing the allocation of standard-sized formwork elements. This can in turn lead to large savings in ...

Keywords: Scheme Preparation, Aluminium Formwork, Bill of Quantities, Optimization

A Computer-Aided System for Planning and 3D Visualization of Multiple Heavy Lifts Operations

Satyanarayana Reddy D, Koshy Varghese, Srinivasan N
Pages 281-288

Planning multiple heavy lifts on heavy industrial projects has a major impact on construction sequencing, scheduling, budgeting and safety. Hence it has to be planned carefully to reduce the risk and to reduce the cost and duration of the projects. Traditional planning techniques are quite unproductive as they use iterative ...

Keywords: Multiple Heavy Lift Planning, 3D Simulation, Cranes, 4D CAD

Development of a 4-D Model for Application in Construction Management

Manish Goyal, K N Jha
Pages 289-294

Planning for construction projects faces challenges due to complexity in design and short deadlines. Further, very limited tools are available to planners for integrating the visual representations of site with the progress of time, which results into their relying on experience and imagination to decide the appropriate sequence of construction ...

Keywords: 4D Model, Project Planning, Progress Tracking, AutoCAD, MS Project

The Development of nD CAD

Ger Maas, Wim Nijman, Wilfred van Woudenberg
Pages 295-298

The development of Virtual Design and Construction solutions needs a target- and vision-oriented approach at three levels: international, national and company. This paper provides an overview of both international and typically Dutch initiatives and how they influence developments at company level. As might be expected, it is challenging to match ...

Keywords: Implementation, Virtual Design, Barriers, Opportunities, Business Drivers

Building Erection Assist System Applied for Activity Checking Method

Yoshihisa Masamura
Pages 299-304

Already, authors provided the method (activity checking method) which does planning validity checking whether the execution of the activity will be possible or not used work data and component data, and construction progress checking used completed wok data. Assist functions of this method are used for construction from planning to ...

Keywords: Building Erection, Assist Method, Activity Checking Method, Information Technology

User-In-The-Loop: Building Templates for Customized Social Housing

S. Martinez, S. Montoiro, J. Nuñez, C. Balaguer, J. M. Navarro, C. Bosch, C. Barcena
Pages 305-312

The objective of this paper is to show how the end user can be involved into the whole building process, specifically in social housing. Therefore, the end users preferences are taken into account in order to increase their satisfaction on the product. The first step consists on obtaining the user ...

Keywords: User Oriented, Social Housing, Building Templates

Project-Based Knowledge Management System Using Blog

Changbum Ahn, Moonseo Park, Hyun-Soo Lee, Seungjun Roh
Pages 313-318

Knowledge management (KM), through learning from past projects, has been considered as an effective means for continuous improvement. However, many KM initiatives have failed to meet this expectation, due to the top-down, controlled approach and an ineffective transferring mechanism. To address this challenging issue, this paper proposes a project-based KM system ...

Keywords: Knowledge Management, Project-Based, Blogs, Information Pulling

Synchronous Design Collaboration in a Peer-To-Peer Network

Hung-Ming Chen, Hung-Chun Tien
Pages 319-324

The Internet has revolutionized the way software systems work. Many applications, such as online games and instant messengers, have utilized web-related technologies to cooperate over the Internet. Recently, some researchers have utilized web-related technologies in Computer–Aided Design to allow real-time collaboration between users over the web. All these systems are ...

Keywords: Computer-Aided Design, Internet, Synchronous Collaboration, Distributed Processing, Peer-to-Peer

Use of Web Technologies for Raising Awareness about Seismic Risk

Ranjeet Joshi, Ramancharla Pradeep Kumar, Maluram Omprakash Sharma
Pages 325-329

Earthquake problems are not new to our country. We have witnessed several moderate earthquakes in last 2 decades causing innumerable property loss and life loss. In order to minimize the losses, we need to raise the awareness about earthquake resistant design of structures. This can be achieved by spreading the ...

Keywords: Ruby on Rails, Google Map, Ajax

A Framework for the Realization of Networked Robots and Human Beings

P. Soni, Ram Kumar Rathore, Shivashankar B. Nair
Pages 331-337

With a recent surge in robotics research, the need to develop a platform for robots and human beings to interact and co-exist has become imperative. Though advances in Internet technologies have enabled devices including robots to be plugged onto the network, a lot of hurdles still remain. In this paper ...

Keywords: Networked Robots, Information Sharing, Faith, Social System

Guiding Robots Using Mobile Phone

Atish Kumar Patra, Soumitry Jagdev Ray
Pages 339-344

Communication via mobile phones is becoming increasingly common among humans but next in the pipeline is communication between human and robots. This project promotes wireless connectivity which makes it hassle free affair. In this paper we propose the concept of controlling a robot by a mobile phone from a remote ...

Keywords: Mobile, AT Commands, Serial Port

The Combined Effect Comprehensive Learning Particle Swarm Optimizer

Samrat L. Sabat, Layak Ali
Pages 347-354

This paper introduces a novel and efficient optimization method, the Combined Effect Comprehensive Learning Particle Swarm Optimizer (CECLPSO) to handle problems of premature and slow convergence with inferior solution prevailing in PSO and its variants. These weaknesses are resolved by introducing the combined effect of two consecutive global best particles ...

Keywords: Particle swarm optimization, Learning strategy, CLPSO

Initialization of Robotic Formations Using Discrete Particle Swarm Optimization

V. T. Ngo, N. M. Kwok, Q. P. Ha
Pages 355-360

In this paper, a Discrete Particle Swarm Optimization (DPSO) technique is applied as an optimal motion planning strategy for the initialization of mobile robots to establish some geometrical patterns or formations. Firstly, an optimal assignment of location and orientation for each robot in the formation is performed. For ...

Keywords: Motion Planning, Robotic Formation Initialization, Position Assignment, Discrete Particle Swarm Optimization

MR Damper Optimal Placement for Semi-Active Control of Buildings Using an Efficient Multiobjective Binary Genetic Algorithm

N. M. Kwok, Q. P. Ha, B. Samali
Pages 361-367

In order to ensure the survival of building structures during earthquake periods, induced vibrations have to be mitigated. In this regard, semi-active control of smart structures using magneto-rheological dampers is becoming an emerging technology. Improvements on vibration reduction are foreshadowed when the dampers are installed at critical locations on the ...

Keywords: Building Control, Damper Placement, Genetic Algorithm, Multi-Objective Optimization

Effect of Cross Over Operator in Genetic Algorithms on Anticipatory Scheduling

R. Muthu Selvi, R. Rajaram
Pages 369-373

Disk schedulers in current operating systems schedule a request as soon as the previous request has been completed. In many common applications disk read requests are issued synchronously with short period between them In this case, the scheduler switches to a request from another process with the assumption that the ...

Keywords: Anticipatory Scheduling, Genetic Algorithms, Crossover Operator

Modeling Construction Safety as an Agent-Based Emergent Phenomenon

Sivakumar Palaniappan, Anil Sawhney, Marco A. Janssen, Kenneth D. Walsh
Pages 375-382

Traditional research in construction safety focused on accident data analysis, identification of root cause factors and safety climate modeling. These research efforts did not study the dynamic repetitive interaction among multiple root cause factors. Recently safety research focuses on developing accident causation models. These models attempt to explain how the ...

Keywords: Construction Safety, Agent Based Modeling and Simulation, Construction Accidents Causation

A CAD-Based Site Layout for Irregular Facilities Using ACO

Rajeev Ranjan Kumar, Arbind K. Singh
Pages 383-388

This paper introduces a novel approach to enhance the general practice of layout planning of construction sites for producing the efficient utilization. In this work, a solution to the problem is attempted for unequal and irregular temporary facility using robust search and optimization capabilities of Ant Colony Optimization (ACO) ...

Keywords: Site Layout Planning (SLP), Irregular Temporary Facility, Ant Colony Optimization (ACO)

Economic Evaluation Model for Post-Earthquake Repair/Rehabilitation of Bridge

Min-Yuan Cheng, Yu-Wei Wu
Pages 389-395

Taiwan’s location in a zone of strong seismic activity means that earthquakes regularly threaten human life and transportation facilities. The importance of bridges in Taiwan’s transportation grid makes the destruction or damage of such during earthquakes impact significantly on people’s livelihood. However, within the grid, the importances of individual bridges ...

Keywords: Bridge, Earthquake, Repair, Rehabilitation, Economic Evaluation

Investigation of an AHP Based Multi Criteria Weighting Scheme for GIS Routing of Cross Country Pipeline Projects

Colin Nithin Nonis, Koshy Varghese, K S Suresh
Pages 397-403

Pipelines are the most efficient, cost effective and environmentally friendly means of fluid transport [1]. When selecting the route of a cross country pipeline, the goal is to route it so that it has the greatest utility to the public while minimizing negative impacts to people and the natural environment. ...

Keywords: Analytical Hierarchy Process, Geographic Information Systems, Least Cost Path, Pipeline Routing, Weighting systems

Optimum Evacuation in Public Gathering Places during the Time of Disaster

Dilip Kumar P V, Sriram Kiran B, Ramancharla Pradeep Kumar
Pages 405-410

Urbanization is rapidly increasing all over the world. Past 2 decades in India, many cities have attracted large population. Reasons being the belief of better education, health care, job/business prospects, etc. For meeting the demands of population density, many high-rise structures and large public gathering places are emerging in cities. ...

Keywords: Building Evacuation, Public Gathering Places, Disaster, Simulation and Optimum Time

Modified Simulated Annealing Algorithm and Modified Two-Stage Solution Finding Procedure for Optimizing Linear Scheduling Projects with Multiple Resource Constraints

Po-Han Chen, Seyed Mohsen Shahandashti
Pages 411-415

This paper presents a modified two-stage solution finding procedure and some modified simulated annealing algorithms to optimize linear scheduling projects with multiple resource constraints and their effectiveness is verified with a proposed problem. Simulated annealing and improved simulated annealing are compared in the same condition. The Reasons of obtaining improvement ...

Keywords: Modified Simulated Annealing, Modified Two-Stage Solution Finding Procedure, Linear Scheduling, Multiple Resource Constraints

Optimization of Contractor's S-Curve

Wei Lo, Yih-Tzoo Chen
Pages 417-420

While striving to satisfy owners’ needs, to minimize construction cost and pursue the maximum profits under a fixed contract amount and duration is always one of the most important objectives of contractors. Only a sound work plan, which includes optimal working sequences and perfect timing for executing each individual ...

Keywords: S-Curve, Optimization, Resource Allocation, Genetic Algorithms

A Model for Automated Generation of Resource-Driven Construction Schedule for Housing Industry

A. Cindrela Devi, K. Ananthanarayanan
Pages 421-427

The efficacy of managing a construction project mainly depends on proper planning and scheduling. Mass housing projects are highly repetitive in nature, as the methods used for construction are often repetitive or cyclic. Resources are therefore being deployed repeatedly for the similar or identical tasks in these projects. In order ...

Keywords: Resource Scheduling, Optimization, Genetic Algorithm, Repetitive Project

Simulated Annealing Algorithm for Optimizing Multi-Project Linear Scheduling with Multiple Resource Constraints

Po-Han Chen, Seyed Mohsen Shahandashti
Pages 429-434

This paper integrates multi-project scheduling and linear scheduling concepts. Since the problem is combinatorial, a two-stage heuristic solution-finding procedure is used to model the problem with multiple resource constraints. Simulated annealing is utilized as a searching engine in the second stage to find the probable optimized solution. The first stage ...

Keywords: Linear Scheduling, Multi Projects, Multiple Resource Constraints, Simulated Annealing

Axiomatic-Design Scheduling Method for Fast-Track Construction

Min-Yuan Cheng, Ming-Hsiu Tsai
Pages 435-440

The fast-tracking delivery method has received considerable attention over the last decade because of its time saving feature depending on overlapping of phases of a project. However, to implement the fast-tracking construction, not only the overlapping relationship between design and construction phases, but also the estimating the reduction of the ...

Keywords: Fast-Track Construction, Design-Build, Overlap, Project Scheduling, Axiomatic Design (AD)

Modeling Design Iteration Using DSM and Simulation

J. Uma Maheswari, Koshy Varghese
Pages 441-446

DSM (Design/Dependency Structure Matrix) is a potential tool for planning iterations and also for evaluating alternate sequences. The standard DSM operations can determine the basic sequence and can identify the existence of cycles/loops. These cycles/loops are grouped as blocks. There can be many strategies for executing the ...

Keywords: DSM, Simulation, Basic Sequence, Execution Sequence, Blocks

Scheduling Model for Multiple Design Projects Considering Uncertain Design Iterations

Wei-Chih Wang, Jang-Jeng Liu
Pages 447-452

Although slightly improving the control of the design schedule may greatly reduce the total duration of the project, but little effort has been made to control the schedule of the design project. Scheduling design activities is complicated chiefly because the design activities often have different degrees of information dependencies between ...

Keywords: Uncertain Design Iteration, Simulation, Design Schedule, and Design Process

Time Series Analysis of Construction Cost Index Using Wavelet Transformation and a Neural Network

Hana Nam, Seung Heon Han, Hyoungkwan Kim
Pages 453-456

Construction Cost Index (CCI) is widely used to analyze the construction cost variation in time. It can convert the present construction cost to the future or to the past. The current practice of the future cost estimation is simply an extrapolation of the past CCI, which often leads to the ...

Keywords: Construction Cost Index, Forecasting, Time Series Analysis, Wavelet Transform, Neural Network

Development of Image Processing Method for High Quality Pipeline Inspection

Wondae Kim, Hwan-Kook Hwang, Myung Jin Chae
Pages 457-460

Sewer pipelines are buried underground and often forgotten until serious failure happens. Effective and reliable sewer system management is very important for the safe and clean environment. In order to maintain the intended capacity of pipes, effective maintenance based on accurate condition assessment is required. This research suggests a new ...

Keywords: Sewer Inspection, Digital Image Processing

Performance Evaluation of Hot Spot Extraction and Quantification Algorithms for On-Line Weld Monitoring from Weld Thermographs

N. M. Nandhitha, N. Manoharan, B. Sheela Rani, B. Venkataraman, P. Kalyana Sundaram, Baldev Raj
Pages 461-466

The quality of welded steel structures play an important role in determining the reliability of a building. Weld quality is affected by Incomplete Penetration, which is a most commonly occurring defect in welds. An automated adaptive welding system if developed can correct the deviation in the welding current on-line so ...

Keywords: Thermographs, Incomplete Penetration, Region Growing, Color Segmentation

Development and Integration of Intelligent, Voice Stress Analysis and Iris Recognition Technologies in Construction

Edmundas Kazimieras Zavadskas, Arturas Kaklauskas
Pages 467-472

Intelligent systems (neural networks, expert, knowledge, decision support and other systems) in construction can be used on the national, organization and project levels. However, most of all neural networks, knowledge, decision support and expert systems are seeking to find how to make the most economic construction decisions, and most of ...

Keywords: Intelligent, Voice Stress Analysis and IRIS Recognition Technologies, Construction, Development and Integration

SVD Based Algorithms for Robust Face and Object Recognition in Robot Vision Applications

S Noushath, Ashok Rao, G. Hemantha Kumar
Pages 473-477

Contemporary society is highly networked and thus biometrics based surveillance has paramount importance for various security based reasons. The automatic, remote and robot vision based system are being deployed in a large way [11, 12]. The success of these schemes is highly dependent on robust algorithms for both face and ...

Keywords: Face Recognition, Object Recognition, Singular Value Decomposition, Principal Component Analysis (PCA), Fisher Linear Discriminant, Analysis (FLD), Noise Analysis

Automation in Site Management: A Qualitative Approach

Tarun Bhambra, S. V. Barai
Pages 481-486

This paper will address a new approach to construction management: Qualitative Construction Site Assessment System (QCSAS). QCSAS is essentially a site management software package. The objective of this system is three fold. Firstly, it aims to provide a holistic view of construction site to the project manager. It tries to ...

Keywords: Construction Planning and Management, Information Technology, Site Management

Information Fusion for Making Credit Decision of PPP Road Projects Boeing

Singh Laishram, Satyanarayana N. Kalidindi
Pages 487-492

The systematic aggregation of information is crucial in decision making. If the information is derived from various sources, then the information fusion problem can be transformed into a multi-criteria decision making model. The information fusion problem, thus, is reduced to (a) determining the structure of the hierarchy to ...

Keywords: Public Private Partnerships, Project Finance, Debt Financing, and Information Fusion

Model of Proactive Problem-Solving for Construction Knowledge Management

Wen-der Yu, Jyh-bin Yang, Judy C. R. Tseng, Cheng-tien Yu
Pages 493-500

Construction is an experience-based discipline, knowledge or experience accumulated from previous projects plays very important role in successful performance of new works. More and more construction organizations have adopted commercial Knowledge Management Systems (KMSs) for developing their own Knowledge Management (KM) functionalities. The existing KMS’s are mostly developed based on ...

Keywords: Knowledge Management, Problem-Solving, Knowledge Map, Lessons-Learned, Proactive

A Decision Theoretic Framework for Information System Planning in the Construction Industry

Myshkin Ingawale
Pages 501-508

Automation and Information Systems (IS) implementation in the construction industry have evolved in scope and scale of effects over the years. With their growing importance, there is a need for a more practical IS planning approach. Along with the alignment of Information Technology Strategy with the overall corporate strategy of ...

Keywords: IS Planning, Cognitive Dimensions, Requirements Engineering, Human-Centered Systems

A Methodology for Construction Research Program Development

Changyoon Kim, Hyoungkwan Kim, Seung H. Han, Moon Kyum Kim, Changwan Kim
Pages 509-513

Technology fusion is a new way of improving efficiency and effectiveness of construction technology research and development. Technology fusion indicates an interdisciplinary approach of combining different technology areas. To succeed in developing technology fusion-based construction research plans, two major approaches are adopted in this study: technology push investigation and market ...

Keywords: Construction Research, Technology Fusion, Technology Program Planning

Analyzing Characteristics of Design Build Delivery System in Korea

Sae-Huyn Ji, Hyun-Soo Lee, Moonseo Park
Pages 515-521

Design build (DB) is a construction project delivery system which has become one of the favored ones and the growth of DB by the public agencies has been steadily increasing. DB can be viewed as an evolutionary project delivery system, since DB project team members collaborate on work with each ...

Keywords: Delivery System, Design Build, Design Bid Build, Performance Comparison

Performance Management Method for Construction Companies

Namho Kim, Moonseo Park, Hyun-Soo Lee, Seungjun Roh
Pages 523-528

Many companies have managed their business performance in order to achieve their enterprise purpose. Performance management which applied concept of BSC (Balanced Scorecard) is widely used all over the world. In the construction industry, BSC-based performance management is currently introduced with needs of balanced performance evaluation. However, most companies actually ...

Keywords: Performance Management, Balanced Scorecard, Data Warehouse, OLAP, Monitoring, Search System

3D Loom - Automated Design and Manufacturing of Tailor-Made High-Tech Fabrics

Thomas Bock, Ron Unser
Pages 529-532

Today high-tech fibres such as glass or carbon fibre are used for a wide range of applications, e.g. aviation, navigation, and even astronautics. Innovative ultra-light flexible membranes and stiff shells are utilized wherever the combination of lightweight and high rigidity is needed. A even newer area will be the construction sector, ...

Keywords: High-Tech Fibres, Composite Materials, FEM, CAD/CAM, Robotics

Automatic Processing of Natural Fibres for Industrial Manufacturing of Fibre Reinforced Earth Plasters

Jari Rintamäki, Erno Keskinen, Tarmo Tamm, Tönu Mauring
Pages 533-537

A European research activity under title Innovative production of high quality indoor earth plaster by adding natural fibre is realizing new industrial processes for manufacturing traditional building materials. Earth plaster reinforced by natural fibres is a healthy alternative to the use of cement, lime or gypsum based plasters still producing ...

Keywords: Plaster Composites, Fibre Processing, Traditional Building Materials

Virtual Plant Design of Industrial Manufacturing System for Earth Plasters

Kai Jokinen, Erno Keskinen, Roland Meingast, Risto Juvonen
Pages 539-543

Earth plasters represent traditional building materials, which were earlier used to cover walls of buildings. These materials were replaced about one century ago by lime-cement-sand mixtures. Earth-plasters have introduced again and their excellent properties to regulate indoor humidity have been scientifically explained. The accumulation property of moisture also averages the ...

Keywords: Virtual Plant Design, Earth Plaster, Traditional Building Materials

Mass Housing for Squatter Settlements Using Pre-Cut Bamboo Building Systems

Arne Zucker, Thomas Bock
Pages 546-550

Aesthetics is not ‘something out of this world’ that happens in ‘Parises’ and ‘New Yorks’ and ‘Bombays’ and at exorbitant prices.” (Vinoo Kaley, cp. “Build your House”). The current work tries to improve, to embellish and to simplify life for slum dwellers by creating a module system for their housing ...

Keywords: No keywords

Low Cost Automation Using Electro Pneumatic System - An Online Case Study in Multistation Part Transfer, Drilling and Tapping Machine

M. Muthukkaruppan, K. Manoj
Pages 551-556

This paper discusses the case study and, comparison of productivity of a component using a real time multi stationed AUTOMATED ROTARY TRANSFER LINE used for Drilling, tapping and inspecting a standard block of size 50 X 50 X 75 mm with drill size diameter 5 x 20 mm long and ...

Keywords: Automation, Productivity, Electro-Pneumatics, Micro-Controller, Electromagnetic Relays, Reduction Gears

Automatic Waffle Slab Technique for High-Tech Factory

Samuel Y. L. Yin, H. Ping Tserng, W. Jue Hong
Pages 557-562

ABSTRACT Under the continuous compression of life cycles for products from the high-tech industry, all investors expect to recoup an enormous amount of investment within the shortest possible timeframe and raise production rapidly, so they can acquire more market opportunities and improve market share. In view of this, investors desire ...

Keywords: High-Tech, Precast, Waffle slab