2012 Proceedings of the 29th ISARC, Eindhoven, The Netherlands

Smart-BIM (Building Information Modeling)

B. de Vries, E. Allameh, M. Heidari Jozam

Purpose After a long period of international research and development, BIM has become mature. Many tools support the BIM process, or at least they claim. BIM not only offers opportunities for the Architectural Engineering and Construc-tion industry, but also for the client. In this paper we don’t focus on the ...

Keywords: BIM, smart technology, client support

National Guidelines for Bridge Information Modeling and Automation

Rauno Heikkilä

Purpose National bridge information modeling guidelines have been developed in Finland at the behest of the Finnish Transport Agency. The aim was to set, for the first time, national standard of producing and utilizing 3D-information modeling and automation in bridge engineering in Finland. Method In the guidelines, the terminology of ...

Keywords: 3D, information modeling, bridges

BIM functions for optimized construction management in civil engineering

Hyoun Seok Moon, Hyeon Seung Kim, Leen Seok Kang, Chang Hak Kim

Purpose The aim of this study is to suggest configuration methodologies of active building information model (BIM) functions that enable to practically control limitations by optimizing schedule overlapping linked to its space models after analyzing workspace conflict analysis for a bridge model. This study also suggests development methodologies of active ...

Keywords: active BIM, passive BIM, optimization, risk assessment, workspace conflict

Advanced Process Control for Infrastructure Building Processes

Esa Viljamaa, Irina Peltomaa, Jani Hovila, Rauno Heikkilä

Purpose In this research, novel information integration technology and advances in wireless communication, positioning and machine control systems were combined into a general control method for an improved multi-contractor infrastruc-ture building process. More intense competition and new environmental regulations in the field of infrastructure building are forcing companies to revise ...

Keywords: infrastructure building, information integration, semantic methods

Markerless vision-based Augmented Reality for enhanced project visualization

Frédéric Bosché, David Tingdahl, Ludovico Carozza, Luc Van Gool

Purpose This work aims to develop a system that enables improved visualization of Architectural Engineering and Con-struction (AEC) 3D-information for application in design, construction, and management of the built environment. Meth-od A novel Augmented Reality (AR) system is presented that uses a single standard digital camera and which, contrary to ...

Keywords: realities or application systems, augmented reality, image-based, markerless

Parametric modelling based approach for efficient

Daegu Cho, Nam-Seok Cho, Hunhee Cho, Kyung-In Kang

Purpose As every construction project is quite different according to the type of construction, 3D-representations on design, estimation, construction, and management also need to be different. While the 3D-approach has been widely applied to building projects, it has rarely been tested on large construction projects such as tunnels, mass transit ...

Keywords: information technology, BIM, parametric modeling, NATM tunnel

Constructing as-is BIMs from progressive scan data

Te Gao, Burcu Akinci, Semiha Ergan, James H. Garrett Jr

Purpose Building Information Models (BIMs) have the potential to support various engineering applications (e.g., build-ing energy analysis, renovation and retrofit planning, and facility management) in the facility operation phase. It is im-portant to keep the information stored in as-is BIMs, accurate and up-to-date. Laser-scanning technology is able to cap-ture the ...

Keywords: information technology, progressive laser scanning, as-is BIMs

Dynamic Simulation and Visualization for Site Layout Planning

Kai-Yun He, I-Chen Wu

Purpose In recent years construction projects have become more complex and time-driven, especially with the rapid rise in the number of active partners involved in each project. Space is regarded as a limited resource on construction sites. Proper planning for site layouts ensuring construction activities can be executed safely and ...

Keywords: layout planning, optimization, Monte Carlo method, 4D visualization

An integrated system for automated construction progress visualization using IFC-Based BIM

Changmin Kim, Changwan Kim

Purpose Accurate and timely visualization of the progress of a construction project is a critical element for success. Current methods of data collection for progress visualization tend to be manual. These manual methods are not only error-prone but also time-consuming. Remote sensing technology has been used to resolve those problems ...

Keywords: automation, industry foundation classes, progress visualization

BIM-Image-Based Indoor Localization Prototype

Ming Hsiu Tsai, Yu Cheng Hus, Cheng Ming Chiu, Sheng Huang Chuang

Purpose In order to provide an economical indoor location detective technique, this study is uses photo images as the indoor spatial identification tags associated with the spatial information of the existing building information model (BIM), so that users can identify their locations via the camera on mobile device based on ...

Keywords: indoor localization, BIM, image recognition, IFC

Automated prediction of condition state rating in bridge inspection

R.S. Adhikari, O. Moselhi, A. Bagchi

Purpose This paper presents a new automated method to predict condition state rating in bridge inspection. The method is designed to identify proper risk-based inspection interval by neural networks and image processing techniques. Meth-od The surface defect considered in this research work is the loss of surface portion (scaling) of ...

Keywords: bridge inspection, condition state rating, neural networks, image analysis

Digital Photogrametry in Investigation of Application membranes on the Surfaces of Cementitious Materials

Peter Briatka, Jozef Gašparík

Purpose The purpose of this work is to demonstrate usage of the photogrametry in construction, testing and monitoring of structures. Method The method of photogrametry is based on capturing digital shots of the cementitious surface cov-ered with a membrane preventing water loss from concrete either by single shot or time-lapse ...

Keywords: automation, photogrametry, analysis, cementitious materials, water loss

A Plane Tracker for AEC-automation Applications

Chen Feng, Vineet R. Kamat

Purpose We propose a new registration algorithm and computing framework, the keg tracker, for estimating a camera's position and orientation for a general class of mobile context-aware applications in architecture, engineering, and construction (AEC). Method By studying two classic types of natural marker-based registration algorithms, homographyfrom-detection and homography-from-tracking, and overcoming ...

Keywords: information technology, AR registration, tracking, context-aware computing

Automated quality excellence evaluation

Jozef Gašparík, Marián Gašparík

Purpose We aim to enhance quality level organization by applying the EFQM (European Foundation for Quality Man-agement) excellence model. We do this through analysis of current quality management trends, defining the EFQM-model structure and criteria (Figure 1) and the potential to introduce these with construction companies. We also propose an ...

Keywords: management & social issues, quality, automation, model, excellence, system, construction

Surveying of road slopes using mobile LiDAR

Higinio González-Jorge, Pedro Arias, Iván Puente, Joaquín Martínez

Purpose The slope of roads is one of the most important elements to be monitored to prevent landslides and ensure the safety of vehicles. This fact is particularly relevant in areas such as Galicia (Spain), where, due to its orography, slopes always are a relevant factor in road construction projects. ...

Keywords: automation, mobile LiDAR, road inspections, slope stability

Automated-driven concrete piling: Latest developments in Finland

Jani Hovila

Purpose POHVAII is a large research project carried out in Finland between 2007 and 2011 to develop and test a new automated process for concrete driven piling. We also describe recent developments in the Finnish industry and evaluate the technology worldwide. Method Design, modeling, and an XML-based information transferring tool ...

Keywords: 3D, automation, deep stabilization

Automating fabrication sequencing for industrial construction

Di Hu, Yasser Mohamed, Simaan M. AbouRizk

Purpose Industrial construction projects are heavily dependent on pre-fabrication of piping components. Unlike traditional manufacturing, many pipe spools have a unique design and need to be custom fabricated due to the one-of-a-kind characteristic of each industrial project. This is reflected in the fact that fabrication sequences vary greatly among pipe ...

Keywords: automated planning, industrial construction, artificial intelligence planning, dynamic programming

Shape recognition with point clouds in rebars

Kosei Ishida, Naruo Kano, Kenji Kimoto

Purpose In this paper, the authors describe the methods of inspecting the quality of reinforced concrete structure using point-clouds data acquired from a 3D-laser scanner. A 3D-laser scanner is an outstanding device to analyze a realworld object and to collect digital data on its shape. Inspections of the quality of ...

Keywords: quality control, 3D laser scanner, 3DCAD, point cloud, reinforcement work

Automated pipeline extraction for modeling from laserscanned data

Joohyuk Lee, Changmin Kim, Hyojoo Son, Changwan Kim

Purpose Threedimensional (3D) as-built plant models are required for various purposes, such as plant operation, maintenance, and the expansion of existing facilities. The as-built plant model reconstruction process consists of as-built plant measurement and 3D plant model reconstruction. As-built plant measurement uses 3D laser scanning technology to efficiently acquire data. ...

Keywords: automation, as-built modeling, as-built pipe, parametric modeling, RANSAC

RFID Indoor Location Identification for Construction Projects

Ali Montaser, Osama Moselhi

Purpose The purpose of this paper is to present an indoor location identification methodology using low cost passive Radio Frequency Identification (RFID) for construction projects. Method Location-aware information at construction sites is an emerging area, concerned with automating the delivery of spatial information on the location of materials, workforce, and ...

Keywords: RFID, indoor location identification, RSSI, trilateration, proximity

Self-growing Motion Mechanism for Inspection and Maintenance

Sora Park, Daehie Hong

Purpose An inspection and maintenance system is essential to obtain a proper and stable construction. However, inter-nal inspection and maintenance of the inner parts of pipeline are difficult to conduct. Force effects should be eliminated to accurately inspect the state of a pipeline. This paper suggests a self-growing mechanism (SGM) ...

Keywords: self-growing, inspection and maintenance, pipeline, minimization of contact force

Non-destructive GPR evaluation of underpass arch-shape structures

Mercedes Solla, Higinio González-Jorge, Pedro Arias, Henrique Lorenzo

Purpose In recent decades, road inspections have used automated vehicles that integrate LiDAR, GPR, and IRI measurements. GPR-data provide valuable information–typically about the pavement thickness–for road assess-ment. The aim of this work is to test the GPR-system to provide geometric information about underpasses of roads, principally related to the depth ...

Keywords: ground-penetrating radar, laser scanning, road inspections

Ultra-pervasive district monitoring for water leak detection

Massimo Vaccarini, Berardo Naticchia, Antonio Casolaro, Alessandro Carbonari

Purpose One of the main concerns regarding integrated water resources management is related to the development of scalable monitoring and control systems for pro-active maintenance of water distribution networks. It is necessary for the availability of ultra-pervasive sensor-actuator networks to be deployed at the district level. The same technology is ...

Keywords: information technology, ultra-pervasive sensing, district monitoring, maintenance

Gerontechnology acceptance by older Hong Kong people

Ke Chen, Alan H.S. Chan, Shing Cheung Chan

Purpose Technology develops at tremendous speed and its impact on our daily life is immense. However, studies have found that older adults are less likely to use technologies than younger people. The purpose of this study was to investi-gate the gerontechnology acceptance by the older population in Hong Kong. Acceptance ...

Keywords: Communication & governance, technology acceptance and usage, Hong Kong

A Bayesian Model for real-time safety management in construction sites

Emanuela Quaquero, Carlo Argiolas, Alessandro Carbonari, Filippo Melis

Purpose This article reports on an ongoing research project, which is aimed at implementing advanced probabilistic models for real-time identification of hazardous events at construction sites. The model has intelligent capabilities for near real-time automated recognition of hazardous events during the execution phase. To achieve this, features of Bayesian Networks ...

Keywords: Automation, health and safety, Bayesian networks, construction sites

Assessment of sustainable construction in Lebanon

Rita Awwad, Karim El Khoury

Purpose One of the most critical contemporary issues is achieving and maintaining sustainable development, adapting the use of natural resources to provide for the needs of our rising populations without threatening the survival and quality of life for future generations. Sustainable construction, in particular, is a concept that is gaining ...

Keywords: Management and social issues, sustainability, public policy, construction practices

The Impact of ICT Use on Loneliness and Contact with Others among Older Adults

Shelia R. Cotton, William A. Anderson, Brandi M. McCullough

Purpose Older adults are at increased risk of experiencing loneliness and depression, particularly as they move into different types of care communities.41 Information and communication technology (ICT) usage may help older adults to maintain contact with social ties.12,19,41 However, prior research is not consistent in whether ICTs increase or decrease ...

Keywords: older adults, loneliness, social contact, social isolation, ICT

BIPV prototype for the solar insolation calculation

Manish K. Dixit, Wei Yan

Purpose Renewable energy components such as Building Integrated Photovoltaic (BIPV) often influence the aesthetic quality of a building adversely and hence need to be analyzed for their impact on building form and aesthetics. This be-comes crucial especially in the case of a sun-tracking photovoltaic system. Moreover, there is a need ...

Keywords: information technology, BIM, solar insolation, clearness index, BIPV

SIMPLIT: Ensuring technology usability for the elderly

J.V. Durá, José Laparra-Hernández, Rakel Poveda, Raquel Marzo, Amparo López, Clara Bollaín

Purpose The aim of this work is to establish a reliable methodology to test if a product is simple, practical, and user-friendly for the elderly. We pursue a twofold objective: (i) to respond to companies that want to be responsive to this increasingly demanding group; (ii) to guarantee that the ...

Keywords: usability, certification, effectiveness, efficiency, ease of learning

Risk communication design for older adults

Vaibhav Garg, Lesa Lorenzen-Huber, L. Jean Camp, Kay Connelly

Purpose Older adults are more susceptible to fraud offline than younger adults. As they increasingly use the internet for activities including managing financial assets, this susceptibility is transferred online. Thus, there is an imminent need to communicate the risks inherent in these new technologies, especially that of data disclosure, to ...

Keywords: communication and governance, security, older adults, risk communication

Environmental Modeling for the Optimal Energy Control of Subway Stations

Alberto Giretti, Massimo Lemma, Massimo Vaccarini, Roberta Ansuini, Roberto Larghetti, Sara Ruffini

Purpose Underground transportation systems are big energy consumers and have a significant impact on energy con-sumption at regional level. One third of the networks’ energy is required for operating the subsystems of metro stations and surroundings, such as ventilation, vertical transportation and lightning. Although a relatively small percentage of energy ...

Keywords: information technology, management and social issues, realities or application systems, energy efficiency

Change and contract management modules of intelligent-program management information systems (i-PgMIS) for urban renewal projects

Yong Woon Cha, Run Zhi Jin, Myoung Jin Son, Chang Taek Hyun

Purpose In recent times, urban renewal (UR) projects actively try to improve residential environments and recover functions of an urban infrastructure. These projects move forward simultaneously as multiple projects, rather than as one single project. To cope with this, program management techniques and a comprehensive management system which is based ...

Keywords: change management, contract management, i-PgMIS, urban renewal

Refurbishing homes for elderly using BIM and CNC technology

Kepa Iturralde

Purpose This article was developed in the context of research on a construction system based on CAD-CAM-BIM and CNC (Computer Numerically Controlled) technology and it is focused on the implementation of sustainable refurbish-ments in historic districts. During field work in historic districts, it was established that more than 25% of ...

Keywords: refurbishment, CAD-BIM-CNC technology

The adoption of Industrialised Building System (IBS) construction in Malaysia: The history, policies, experiences and lesson learned

Mohd Idrus Din, Noraini Bahri, Mohd Azmi Dzulkifly, Mohd Rizal Norman, Kamarul Anuar Mohamad Kamar, Zuhairi Abd Hamid

Purpose Industry and government in Malaysia coined the term industrialised building system (IBS) to describe the adoption of construction industrialisation, mechanisation, and the use of prefabrication of components in building construction. IBS consists of precast component systems, fabricated steel structures, innovative mould systems, modular block systems, and prefabricated timber structures ...

Keywords: construction, industrialized building systems, Malaysia

MDA-based facility management applications under BIM

Chia-Ying Lin, Chien-Cheng Chou

Purpose The recent research trend of building information modelling (BIM) involves interoperability and issues pertaining to the design, construction, operations, and maintenance phases of a building. However, few researchers are concerned with problems encountered in the last two phases of the building life cycle. Since BIM has been widely used ...

Keywords: information technology; BIM; model-driven architecture; facility management

Applying building information modelling in environmental impact assessment for urban deep excavation projects

Siang-Rou Lu, I-Chen Wu, Bin-Chen Benson Hsiung

Purpose Due to the rapid development of cities, underground structures, such as deep excavations and tunnels have been widely used to increase underground space. Since these underground structures are often adopted in old and crowded town area, accidents may easily do serious damage to adjacent structure and even cause some ...

Keywords: BIM, environmental impact assessment, deep excavation, monitoring

Fuzzy Set-based Contingency Estimating and Management

Osama Moselhi, Ahmad Salah

Purpose Contingency estimating and management are critical management functions necessary for successful delivery of construction projects. Considering its importance, academics and industry professionals proposed a wide range of methods for risk quantification and accordingly for contingency estimating1. Considerably less work was directed to contingency management including risk mitigate during a ...

Keywords: Contingency, Management, Estimating, Depletion, Fuzzy set theory

The Future of Assistive Technologies for Dementia

Carrie Beth Peterson, Neeli R Prasad, Ramjee Prasad

Purpose The use of Assistive Technologies (ATs) for residential dementia care is increasing, yet there is a gap between what individuals want, what developers design, and how outcomes are evaluated. Despite widespread acceptance that ATs improve quality of living (QOL), there is relatively little data to support such claims. This ...

Keywords: Assistive Technology, Quality of Life, dementia, Ambient Intelligence, Internet of Things, gerontechnology

Tele-operated service robots for household and care

Michiel van Osch, Debyjoti Bera, Yvonne Koks, Kees M. van Hee

Purpose Service robots are a relatively new branch of robotics after the successful industry robots and the experimental humanoids. Service robots are supposed to perform tasks that normally are done by humans in particular daily life activi-ties. However they do not have to do it in the same way as ...

Keywords: service robots, home-care, correctness by construction

Reducing shoulder injuries among construction workers

Abdullatif Alwasel, Karim Elrayes, Eihab Abdel-Rahman, Carl Haas

Purpose The U.S. Bureau of Labor1 2008 report stated that the number of workers aged 65 or older is expected to rise by 36.6% from 2006 to 2016. This rise is expected to accompany a 6.9% decrease in the number of workers between ages 16 to 24 and a slight ...

Keywords: gerontology, safety, robotics

Assessing assistive technology outcomes with dementia

Carrie Beth Peterson, Neeli R Prasad, Ramjee Prasad

Purpose This article presents a review of the available evaluation of quality of life (QOL) outcomes as a result of assistive technology (AT) interaction among older adults with cognitive impairment and the further development of an outcome assessment framework specific to this area of research. The framework is based on ...

Keywords: aging-in-place, technology outcomes assessment, quality of life, dementia

When older adults start and stop to use technologies: Long term study on technology usage, computer attitudes and cognitive abilities of Japanese older adults

Jia Zhang, Hiroyuki Umemuro

Purpose Technology usage by older adults has been studied statically, in rather short periods such as one specific point in time1. In order to understand the nature, causes, and influencing factors of technology usage by older adults, longterm investigations are essential. The purpose of this study was to investigate the ...

Keywords: older adults, technology adoption, computer attitudes, cognitive ability

Alzheimer’s patient activity assessment using different sensors

Carlos Fernando Crispim-Junior, Veronique Joumier, Yu-Liang Hsu, Ming-Chyi Pai, Pau-Choo Chung, Arnaud Dechamps, Philippe Robert, François Bremond

Purpose The number of people requiring care, including Alzheimer patients, will grow while the number of people able to provide care will decrease. We focus on the development of medical, information and communication technologies for improved diagnosis and evaluation of dementia progression in early-stage Alzheimer disease (AD) patients. Method We ...

Keywords: health & self-esteem, multiple sensors monitoring systems, alzheimer dementia

Facilitating the adaptability of buildings through the separation of component

Shabtai Isaac, Farnaz Sadeghpour

Purpose Buildings need to be adaptable with relative ease to new user requirements, regulations or technologies. Adaptability reduces the effort and expense involved in adding, changing or replacing building components (such as partitions, doors or plumbing fixtures), throughout the building's life-cycle. This increases the buildings' value and sustainability, as well ...

Keywords: Management & Social issues, Design Management, Adaptable Buildings, Graph-based Methodology

Prediction of project cash flow using time-depended evolutionary LS-SVM inference model

Min-Yuan Cheng, Nhat-Duc Hoang, Yu-Wei Wu

Purpose The ability to predict cash demand is crucial for the operation of construction companies. Reliable cash flow prediction during the execution phase can help managers to avoid cash shortages and to control project cash flow effectively. Method This paper presents a new inference model, CF-ELSIMT, for cash flow forecasting. ...

Keywords: construction management, weighted LS-SVM, cash flow forecasting, cost control

A survey of ergonomic parameters of shoppers

Shiva Farivar, Hassan Sadeghi Naeini

Purpose Shoppers are used every day to save energy and ease carrying. The lack of attention to ergonomic considera-tions and safety parameters can lead to injuries and related inconveniences. The purpose of this study is to assess ergo-nomic factors in different types of trolleys and compared to other shoppers. This ...

Keywords: shoppers, pushing and pulling forces, handling, design factors

Sonification system for aging Taiwanese people

Chih-Fang Huang, En-Ju Lin

Purpose Aging has become a significant problem in the recent years, due to the aging baby boomers. Most of the supervision systems use vision to perform care functions. However people usually cannot watch video all the time, therefore the proposed sonification for aging Taiwanese is used to express a particular ...

Keywords: Chinese music sonification system, aging boom, algorithmic composition

Application of queuing theory in construction

Vjacheslav Usmanov, Čeněk Jarský

Purpose Each production process in construction is closely connected with the question of costs and deadlines. In every project an investor or customer, as well as the construction company, has to meet the planned completion date and the estimated costs associated with the construction. In practice, determining the duration of ...

Keywords: queues theory, optimal choice, machines combination, construction, simulation

Laser Positioning System Using RFID-tags

Shintaro Sakamoto, Naruo Kano, Takeshi Igarashi, Hiroyuki Tomita

Purpose We developed a production system for performing renovation work with increased use of pre-cut and prefabrication elements. To develop this system, a faithful 3D-CAD model of an existing building was made using a 3D-laser scanner. The purpose of this research is to develop a method for positioning the pre-cut ...

Keywords: automation, renovation work, total station, 3D CAD, RFID tag, positioning

Information technology supporting daily activities of seniors

Dušan Šimšík, Alena Galajdová, Daniel Siman, Marianna Andrášová, Róbert Balog

Purpose Currently, ICT-products play an important role in improving the quality of life and matching user needs in the information society. The ICTs and embedded tools in public services improve users’ autonomy, safety, self-realization, social inclusion by facilitating communication between family members, carers and persons with disabilities, etc. Our research ...

Keywords: ICT, monitoring, automation, household, elderly

“The Desirable Scale”: Weighing social quality of as-sisted living facilities

Dort Spierings, Theo van der Voordt, Martha van Biene

Purpose In order to age-in-place, Dutch older adults have been housed in Assisted Living Facilities (ALFs) for over 25 years. Here they live independently but can rely on services and care facilities. The size of these ALFs ranges from 30 up to 300 residents. They are often considered to be ...

Keywords: social quality of housing, scale, group mix, assisted living

Speech-based interaction in an AAL-context

Michel Vacher, François Portet, Solange Rossato, Frédéric Aman, Caroline Go-lanski, Remus Dugheanu

Purpose The number of older persons in industrialized countries is steadily increasing. Seniors living alone are more numerous, and we must find solutions that will allow them to continue to stay at home comfortably and safely. Smart housings can be one of these solutions. One of the biggest challenges in ...

Keywords: voice interface, speech recognition, ageing voice, AAL, smart home

Aging-in-Place: A Challenge towards Sustainable Planning in the Dutch Housing Market

August A.M. van Vliet

Purpose Aging-in-place is an economically sound alternative for the current Dutch policy and legislation for housing senior citizen. Preliminaries for establishing aging-in-place are a good urban infrastructure for daily provisions, a service-framework for care-giving at home, and the availability of good housing for all, including disabled or frail citizens. This ...

Keywords: Ageing-in-Place, healthy housing; performance, independent, urban planning
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Image-based Retrieval of Concrete Crack Properties

R.S. Adhikari, O. Moselhi, A. Bagchi

Purpose This paper presents a new method to retrieve concrete crack properties based on image processing techniques. Method Detection and quantification of cracks in concrete bridges pose various challenges. Cracks have fewer pixels compared to their background. For effective visualization, the objects need to be captured from near field. But ...

Keywords: concrete bridge crack, image stitching, image skeleton, crack properties

Dynamic planning of earthmoving projects using system dynamics

Hani Alzraiee, Osama Moselhi, Tarek Zayed

Purpose The purpose of this paper is to present a dynamic planning model for earth moving operations through captur-ing the operations context level (scope change, skill level, etc.). Method Uncertainties, scope, and changes in project condition call for dynamic modeling of earthmoving operations. Static planning and scheduling methods such as ...

Keywords: earthmoving planning, system dynamics, simulation

Challenges of Identifying Steel Sections for the Generation of As-Is BIMs from Laser Scan Data

Engin Burak Anil, Raghuram Sunnam, Burcu Akinci

Purpose When a laser scan is performed and no prior information is available about the building, standard sections of components need to be identified from point cloud data in order to generate informative as-is building information models (BIMs). Currently, the standard steel sections used at a site are not automatically ...

Keywords: as-is BIM, as-built BIM, point cloud data, laser scanning, steel structures

Bid Decision Making with Prospect Game Theory

Min-Yuan Cheng, Chia-Chi Hsiang

Purpose This study proposes a new bidding decision model (Prospect Game Theory Model for Bidding Decision, BDPGTM) for construction companies to set optimal bidding prices. Method This study has successfully integrated fuzzy preference relations (FPR) with fuzzy rating (FR), cumulative prospect theory (CPT) and game theory (GT). FPR was employed ...

Keywords: bidding decision making, cumulative prospect theory, game theory

Data mining and statistical analysis of construction equipment failure

Hongqin Fan

Purpose Construction equipment is a key resource, and contractors that own a large equipment fleet take all necessary measures to maximize equipment utilization and minimize equipment failures. Although most contractors implement scheduled maintenance programs and carry out periodic inspections and repairs on their construction equipment, it is still difficult to ...

Keywords: equipment management, failure analysis, data mining, decision support

Suction force of blowing fans on various surface shapes of outer wall

Young-Bog Ham, Byung-Ju Lim, Jong-Ho Noh, Jong-Ho Park

Purpose The outer walls of high-rise buildings contain many grooves of irregular shapes and sizes. Conventionally, gondola systems on platforms are used to carry the workers who conduct maintenance work on the outer walls of high-rise buildings. It is very difficult to perform such works on outer walls using a ...

Keywords: suction, suction fans, high-rise building, vertical outer wall, test rig, gondola cage

Integrating of optimization and data mining techniques for high-speed train timetable design considering dis-turbances

Ting-Wu Ho, Te-Che Chen, Chien-Cheng Chou

Purpose The Taiwan high-speed railway (THSR) system plays an important role in maintaining efficient transportation of passengers around Taiwan. However, the control mechanisms of THSR and the traditional railway systems are quite different. Drivers on THSR-trains cannot control the cars by themselves; only the control center of THSR can give ...

Keywords: timetable, optimization model, data mining, high speed rail

Is color an intrinsic property of construction object's representation? Evaluating color-based models to detect objects by using data mining techniques

Nahyae Hwang, Hyojoo Son, Changwan Kim

Purpose Structural component detection is a prerequisite for various applications, including construction progress measurement and quality inspection. However, it is still a challenge to detect structural components reliably in construction site images taken from a complex and unstructured construction environment. Because construction site images contain numerous unexpected objects, structural components ...

Keywords: automation, color, construction object detection, data mining technique, ensemble model

Combining automatically and manually collected data for project monitoring and control

Shabtai Isaac, Ronie Navon

Purpose In an extended research program, started about two decades ago, a number of models have been developed for monitoring and controlling construction. These include models for the control of materials, earthmoving equipment, guardrail installation and labor. All these models convert data on the actual project performance that is obtained ...

Keywords: automation, project control, automated data collection

Cost Effective Sensors for Automated Progress Measurement and Management (APMM)

Youngsoo Jung, Jiwon Ha, Taehwan Ju, Seunghee Kang

Purpose ‘Progress’ is the most often used indicator in construction project management. Nevertheless, excessive man-agement efforts to collect and analyze detailed data have been highlighted as a major barrier for advanced progress management techniques for construction projects. Even though the advent of data acquisition technologies (DATs) pro-vides for automated manipulation ...

Keywords: data acquisition technology (DAT), automated progress measurement, sensor, scheduling

New sampling scheme for neural network-based meta-modelling with application to air pollutant estimation

H. Wahid, Q.P. Ha, H. Duc

Purpose A new method for the design of experiments (DOE) or sampling technique is proposed, using a distance weight function and the k-means theory. The radial basis function neural network metamodelling approach1 is used to evaluate the performance of the proposed DOE by using an n-degree of test function, applied ...

Keywords: Automation, sampling, experimental design, metamodel, radial basis function network, air pollution model

Evaluation of various visualization forms for facility operation and maintenance

Xue Yang, Semiha Ergan

Purpose Ongoing case studies in different facility settings revealed that current industry solutions (such as BAS and CMMS) still lack the capability to enable users to understand and interpret raw data for operation efficiency as well as plan for maintenance tasks in complex facilities efficiently. There is still a need ...

Keywords: information technology, facility operation and maintenance, visualization

Integrated approach for older adult friendly home stair-case design

Mona Afifi, Belinda Parke, Mohamed Al-Hussein

Purpose The concept of designing or modifying home environments plays an important role in maintaining safety for older adults (65 and older). Poor staircase architectural design could contribute to increasing the risk of falling for older adults. The purpose of this research is to evaluate staircase architectural design by investigating ...

Keywords: staircase design, older adult, risk of falling

Efficacy of different insole designs on fall prevention of the elderly

Yen-Ting Liu, Sai-Wei Yang, Keh-Tao Liu

Purpose Between 28 to 35% of people aged over 65 fall in a year; for those aged over 70 the falling rate is as high as 32 to 42%. Many factors may lead to a fall, and these risk factors can be categorized as either endogenous or exogenous. Propriocepton biofeedback ...

Keywords: fall risk, orthotics, posture control

Gait rehabilitation with a robotic dog

M. Naganuma, E. Ohkubo, R. Kimura, M. Watanabe, N. Kato

Purpose Gait rehabilitation is a fundamental requirement to avoid disuse syndrome for the long-term hospitalized per-son such as cerebral infarction patient or patient with dementia. In general gait rehabilitation is monotonous and dull, so some entertainment or a sense of achievement is helpful to maintain motivation during the daily exercise. ...

Keywords: robotics, rehabilitation, nursing, dementia, gait, co-creation, therapy

A generic method for the assessment of smart walkers

Pierre Rumeau, Nadine Vigouroux, Ludovic Saint-Bauzel, Viviane Pasqui

Purpose This paper presents a generic method to assess the usability of smart-walkers. With an increasing number of assistive robots available, it is important to make sure they work before making a choice. Mechatronic systems propose more functions that are of interest to the ageing frail or handicapped population than ...

Keywords: elderly people, walking aids, robots, Geriatric assessment, method

The mechatronic shoe: A new rehabilitation

D. Simsik, A. Galajdova, M. Gorlicky, R. Balog

Purpose Our aim is to apply a rehabilitation device in household. The development of a rehabilitation device is based on the principle of the exoskeleton. Method We describe the mechatronic shoe developed as result of research in 7FPproject SMILING with application in geriatric rehabilitation medicine. The overall objective is to ...

Keywords: rehabilitation shoe, mechatronic, automatization, robot

Flowing matter: Robotic fabrication of complex ceramic systems

Stefano Andreani, Jose Luis Garcia del Castillo, Aurgho Jyoti, Nathan King, Martin Bechthold

Purpose This research investigates the possibility of adapting industrial fabrication methods to produce mass customized ceramic components for complex tectonic systems. The aim is to bring the practice of building ceramic structures close to the contemporary production context by proposing a revision of a well-established production method – clay extrusion ...

Keywords: robotics, industrial automation, ceramic structures, computational design

Robotic Tile Placement: Tools, Techniques and Feasibility

Nathan King, Martin Bechthold, Anthony Kane, Panagiotis Michalatos

Purpose The project develops an integrated digital workflow for robotic tile placement, a novel construction method that allows for off-site use of industrial robotics for on-site tile surfaces, and a feasibility study for implementing the approach in the context of the tile industry. The proposed approach overcomes limitations of existing ...

Keywords: robotics, ceramic tile, computation

Towards Robotic Assisted Hygienic Services: Concept for Assisting and Automating Daily Activities in the Bathroom

Thomas Bock, Christos Georgoulas, Thomas Linner

Purpose Elderly people use competencies necessary to perform Activities of Daily Living1 in the following sequence: 1. Bathing, 2. Dressing, 3. Toileting, 4. Transferring, 5. Continence, 6. Feeding. Although bathing is a basic ADL, only a few approaches have tried to establish advanced assistive technology for this field. In the ...

Keywords: ambient integrated robotics, daily living activities, demographic change design

Co-adaptation of Assistive Mobility Devices and Residential Functions

Thomas Bock, Thomas Linner, Christos Georgoulas

Purpose For facilitating an independent living for elderly or disabled people, a method has been developed at TUM Building Realization and Robotics Lab, which aims at creating intelligent living environments by adjusting mobility sys-tems and everyday objects (e.g. appliances) as modular and complementary subsystems1. The proposed system com-prises an intelligent ...

Keywords: mobility & transport, ambient integrated robotics, assistive mobility, demographic change design

Modeling of a Mobile Manipulator for Redundancy Resolution

Baeksuk Chu

Purpose Recently, various applications of robotic systems to construction sites have been tried. In this research, a mobile platform-based serial manipulator, the so called ‘mobile manipulator’, is employed for construction tasks such as material handling, beam assembly, welding, and so on. Generally, a serial manipulator has 6 DOF (de-grees of ...

Keywords: mobile manipulator, redundancy resolution, construction robot

A new generation of collaborative robots for material handling

Ernesto Gambao, Miguel Hernando, Dragoljub Surdilovic

Purpose The handling of material is a high resource consuming task in many different manufacturing industries and especially in the construction sector. Global demand for material-handling products is projected to rise by 7.0 percent annually until 2014 to a total of $119 billion. Typically, work on the construction site, in ...

Keywords: material handling, collaborative robots, modular robots, robots in construction

A novel MiniOn Agent Assisted Robotic Kitchen Platform

Christos Georgoulas, Thomas Linner, Thomas Bock

Purpose Elderly people tend to have several light, or even severe, disabilities, constraining them from most of every household task. Additionally, they tend to consume much of their daily time in the kitchen environment. A typical kitchen arrangement might be useful to most of us, but the actual arrangement and ...

Keywords: Ambient Integrated Robotics, kitchen design, mobile robots

Vision controlled robotic furniture system

Christos Georgoulas, Thomas Linner, Thomas Bock

Purpose Ergonomics is the engineering science that is concerned with the physical and psychological relationship between machines and the people who use them. The key is to get the best out of something with the smallest possible effort. In ergonomics function is as important as aesthetics. Ergonomics is concerned with ...

Keywords: ambient integrated robotics, ergonomic furniture, vision system, architecture

An easy handling system for installing heavy glass using human robot cooperation

Myeong Su Gil, Sang Ho Kim, Hyeon Guk Kim, Min Sung Kang1, Chang Soo Han

Purpose Glass is widely used as finishing material for a good appearance of a building inside and outside. Moreover, the trend is to make this construction material and component larger and heavier. To safely and easily install this heavy duty and fragile glass, we propose an easy handling robot (EHR) ...

Keywords: robotics, intuitive installation method, virtual axis, robot design, robot analysis

Development of cleaning system installed in horizontal moving system for maintenance of high-rise building

Jaemyung Huh, Sung-Min Moon, Sung-Won Kim, Daehie Hong

Purpose Nowadays, in modern cities many high-rise buildings are equipped with curtain-walls. Before the advent of robot technology, building maintenance experts maintained curtain-walls periodically. However, their work is very dangerous and there are many falls and accidents in the workplace. Because of this danger, the manual maintenance process is very ...

Keywords: building maintenance, cleaning system, material supply

Maintenance robot for wind power blade cleaning

Minseok Jeon, Byunggon Kim, Sora Park, Daehie Hong

Purpose Recently, wind power systems have increased in size as a function of economics of scale and they have become large offshore complexes. Approaching a wind power blade is very hard because not only are the blades set up at the sea but also the winds are very high. Nowadays ...

Keywords: maintenance, cleaning, robot, rotor blade, wind power system

Height Estimation of Gondola-typed Facade Robot

Dong Yeop Kim, Hwadong Sun, Jong Su Yoon, Chang-Woo Park

Purpose We researched an automated and robotic facade maintenance robot. This robot can protect people against safety hazards, and save labour cost for building facade maintenance. Our platform is gondola type. Accurate and robust height estimation is necessary for automation. We propose a methodology for height estimation. Method Even though ...

Keywords: robotics, gondola, facade, maintenance, height estimation

Advanced Building Engineering Deploying Mechatronics and Robotics in Architecture

Thomas Linner, Christos Georgoulas, Thomas Bock

Purpose As robots are not yet widely accepted in Europe as service providers in home environments, the authors intent to establish the possibility to distribute robotic elements and mechatronic devices in order to fuse them with various sub-systems of buildings. Thus, robotic service systems could support Activities of Daily Living ...

Keywords: housing & daily living, service robotics, ADLs, vision systems, robotic room

A Multi Robotic Assistant System (MRAS): A development approach with application to the ageing society

Thomas Linner, Christos Georgoulas, Thomas Bock

Purpose Our purpose was to develop, by combining architectural and robotic elements, a system that assists elderly people to live self-sufficiently at home. Unlike many other assistance systems our system exploits the ceiling space in order to avoid collisions with conventional living functions. Method Elderly people face numerous limitations in ...

Keywords: ambient integrated robotics, architecture, multimorbidity, stereo vision

Assessing design features of a graphical user interface for a social assistive robot for older adults with cognitive impairment

Maribel Pino, Consuelo Granata, Grégory Legouverneur, Anne Sophie Rigaud, the QuoVADis project

Purpose Over the past several years, a variety of assistive technologies have been conceived and developed to support independent living and quality of life of older adults with mild cognitive impairment (MCI) or Alzheimer's disease (AD). Within this area socially-assistive robotics is a growing field. However, although robotics has the ...

Keywords: socially assistive robotics, elderly, cognitive impairment, graphical user interface

Tunnel boring machine positioning automation in tunnel construction

Xuesong Shen, Ming Lu, Siri Fernando, Simaan M. AbouRizk

Purpose Tunnel construction using a tunnel boring machine (TBM) entails precise machine positioning and guidance in the underground space. In contrast to traditional laser-based machine guidance solutions, the proposed research aims to develop an automation alternative to facilitate TBMguidance and as-built tunnel alignment survey during tunnelling operations. Method A fully ...

Keywords: automation, tunnel construction, TBM, machine control and guidance

Optimized Acceleration of Repetitive Construction Projects

Ibraim Bakry, Tarek Zayed, Osama Moselhi

Purpose The purpose of this paper is to present an improved algorithm for optimized acceleration of repetitive construc-tion projects. Method Through a set of iterative steps this algorithm identifies the least costly method that would put a project back on track, while maintaining crew work continuity. The algorithm divides each ...

Keywords: management & social issues, repetitive projects, acceleration, linear scheduling

Virtual Reality for Persons with Dementia: an Exergaming Experience

Mauro Colombo, Eleonora Marelli, Roberta Vaccaro, Eleonora Valle, Savina Colombani, Elisabetta Polesel, Sabrina Garolfi, Silvia Fossi, Antonio Guaita

Purpose Cognitive stimulation may improve quality of life for people with light to moderate dementia. We explored feasibility and results of video gaming for persons with dementia, in terms of acceptability and pleasure. We argued that participants could experience fun and engagement in a context of supervised physical activity. As ...

Keywords: virtual reality, persons with dementia, exergames, leisure

Estimation of job-site work progress through on-site monitoring

Alberto Giretti, Alessandro Carbonari, Gabriele Novembri, Federico Robuffo

Purpose This paper reports on the development of intelligent probabilistic models for real-time estimation of construc-tion progress, which operate on the basis of a continuous data flow collected by monitoring networks deployed on-site. Several authors listed the advantages that would be provided by the availability of such models, like project ...

Keywords: automation, Bayesian networks, work progress, construction sites

Engaging isolated seniors and reducing caregiver burden

Caroline E. Grammer, Terry D’Silva, Christine Gardner, Lori Canlas

Purpose The purpose of this project is to demonstrate the market viability of Mon Ami™ technology to support and maintain the elderly population living independently in the community, ensuring both social engagement and security for the individual and their family caregivers. It should also improve job performance and increase effective ...

Keywords: gerotechnology, electronic companion, aging, caregivers, ambient assistive living

Site layout optimization for caisson structure fabrication

Changyoon Kim, Taeil Park, Sung Mo Ahn, Hyoungkwan Kim

Purpose As the volume of international trade increased, the needs for large concrete caisson breakwaters, which can accommodate the bigger vessels, increased accordingly. However, due to the size of the caissons, the constructions of large-scale maritime infrastructures often face challenges about how to manage the construction site, improve the construction ...

Keywords: information technology, caisson, genetic algorithm, optimization, site layout

Developing the ‘mStick’ concept: experiences and impacts

Päivi Kuosmanen, Satu Pekkarinen, Kari Kempas, Helinä Melkas, Raisa Valve, Antti Karisto

Purpose The small-scale pilot study focuses on the memory and reminiscence stick (mStick) concept. It is a biographical memory store; personal documents, like family photographs, texts, audio and video clips, as well as materials linked to the owner’s hobbies and interests, are stored on a USB stick. The stick is ...

Keywords: health & self-esteem, memory support, gerontechnology, quality of life

Estimation with applications to dynamic status of an excavator without renovation

Seunghoon Lee, Min-Sung Kang, Dong-Su Shin, Chang-Soo Han

Purpose Operators and drivers are easily exposed to danger by excavators is operating in dangerous places such as slopes, soft ground, building dismantling sites, distressed areas, and construction waste land-fills. For the safe use of conventional excavators as a tele-operated system without any renovation, feedback information of the boom, arm, ...

Keywords: robotics, sensing mechanism, estimation, installation type tele-operated excavator

Introducing and applying a modified AHP (Analysis Hierarchy Process) to analyse productivity at the construction site

Mi Na Lee, Kye Young Lee, Soon Wook Kwon, Jung Hwan Shin

Purpose Improvement of on-site productivity has been a very important issue in the construction industry and construction companies struggle to overcome this problem. In Korea, a construction company considered adopting a newly developed construction tool from other countries. The company would like to measure productivity before and after adopting the ...

Keywords: productivity, work-sampling, AHP (Analysis Hierarchy Process), construction tool

An object library approach for managing construction safety components based on BIM

Jingkai Li, Zhongyun Hua

Purpose One of the potential solutions for designers’ lack of safety expertise in design decision is utilizing IPD to allow for constructor input. But how this is to be done is often unclear because few cases from either practice or research can be found. In this study we tried to ...

Keywords: information technology, design decision, CSCL, BIM, IPD

Positioning of human resources in a construction environment using Zigbee

Mithun Raj, Koshy Varghese

Purpose The purpose of this work is to explore the feasibility and accuracy with which people can be located in a construction site using Zigbee technology. Such positioning systems will enable the tracking of workers and this is critical in work areas such as tunnels and other constrained spaces which ...

Keywords: automation, positioning, Zigbee

An optimized operation algorithm for twin or multi-cage lift systems for high-rise construction sites

Joong Hwan Sin, Soon Wook Kwon, Mi Na Lee, Dae Yoon Moon

Purpose The objective of this study is to develop an algorithm which can increase productivity of lift operation on temporary twin-cage and multi-cage lifts for construction sites. the algorithm is developed for optimizing operation efficiency at high-rise construction sites. Moreover, it is expected that the algorithm can reduce working hours ...

Keywords: optimization algorithm, operation algorithm, lift car, operating cycle-estimate

An integrated automatic wall concreting system

Andrzej Więckowski

Purpose Ja-wa refers to the construction of reinforced concrete sandwich walls, with variable production capacity for small and large buildings or colonies of houses, with an integrated system of automatic design and control of one-sided concreting with ongoing control of implementation quality; in the context of sustainable development, it includes ...

Keywords: No keywords

Static compensation ZMP algorithm preventing tips-over of a tele-operation excavator

Bo-Hyun Yu, Ki-Young Park, Kyung-Don Lee, Chang-Soo Han

Purpose Research on tele-operated excavators that protect the operator from the risk of tip-over excavators in hazard-ous working areas has increased in popularity. The tele-operated excavator is able to protect workers from risks in haz-ardous working areas, but the operator cannot directly access the tip-over information from the tele-operated excavator. ...

Keywords: excavator, tips-over, ZMP (Zero Moment Point), CoG(Center of Gravity)

Aging and Architecture Design Aids by Integral ‘Age-Proof’ Housing Models

Peter Schmid, Gabriella Pal-Schmid

Purpose: The aim was to offer integral design aids for ’age-proof’ housing. The main goal is to enable architectural de-signers to develop housing concepts of a higher than usual quality for aging users. Easy-to-follow models as design aids were developed in the context of R&D. These models indicate what to ...

Keywords: ‘Age-Proof’ Housing Model, Architecture and Aging, Integral Design Aids