Digital Commons Network^™

Research On Renewal Strategy Of Residential Buildings With Light Environment Optimization Under The Guidance Of Rural Traditional Construction Techniques -- A Case Study Of Matou Village Of China, Zhu Yuan, Zhenyi Wang

CIB Conferences

Based on the inheritance and modern translation of traditional Chinese rural arts and culture, this paper hopes to take the traditional residential houses in Matou Village, Jing Town, Anhui Province, China, as an example, to explore the optimization methods of light environment based on the traditional Chinese rural construction technics. Firstly, through field investigation and simulation calculation, the status quo of lighting and the related residential architectural technics of Matou Village in Jing Town were summarized, thus to conclude and evaluate the lighting efficiency related to the architectural technics. Then, by using Ladybug and Honeybee software related to lighting coefficient …

Optimisation Of Occupant Comfort And Energy Consumption In Indoor Environments: Responsive Homes Through Digital Twin And Building Automation Integration, Kushani Semasinghe, Srinath Perera, Xiaohua Jin, Marini Samaratunga, Samudaya Nanayakkara

CIB Conferences

Purpose: Building Automation System (BAS) presents encouraging opportunities to optimise energy consumption while elevating occupants’ thermal comfort. BAS ranges from regular thermostatic valves to home automation systems (HAS), in residential buildings. Well-designed HAS advantage in occupant spaces, providing optimum occupant comfort and energy efficiency. However, not accompanying essential parameters such as real-time climate conditions and occupancy thermal behaviour prevent real-time responsive HAS developments. Existing studies demonstrate an elevated need for efficient HAS, which can potentially consider these significant influencing factors with real-time responses. A developed approach that considers these dynamic changes provides an accurate HAS that addresses the current performance …

Enhancing The Practice Of Sustainable Construction Materials In The Construction Industry Of Developing Countries, Henok Asfaw Hailu Dr

CIB Conferences

Globally, the utilization of sustainable construction materials has recently gained more attention. However, this practice faces different barriers in developing countries, where economic constraints, rapid urbanization, and other issues often complicate the adoption of sustainable practices. The study aimed to explore the key drivers, facilitators, and barriers to the practice of sustainable construction materials in the construction industry of developing countries. For this, a systematic literature review was preferred to identify relevant studies in the study area. After screening with inclusion/exclusion criteria, 22 publications were selected for further analysis. A thematic analysis was employed to explore the differentdrivers, facilitators, and …

Community Matters: Building A Sense Of Belonging For Women In Construction, Jennifer Warrner

CIB Conferences

Recruiting and retaining students from underrepresented populations, such as female students, is challenging for construction programs at higher education institutions. This paper discusses how outreach activities have successfully been used to build a sense of community and belonging for female students in a baccalaureate construction management program at a four-year higher education institution. Activities from the outreach program, ideas for funding sources, challenges and lesson learned, and recommendations for developing similar outreach programs will be highlighted in the article that could be incorporated at other institutions.

Research On Building Strategy Of Chinese Traditional Village Farm House In Miyun District, Beijing, Alin Liu, Wen Ouyang, Qianwen Zhao, Mengyu Liu

CIB Conferences

Miyun District is located in the ecological conservation area in the northeast of Beijing. It has the characteristic cultural resources such as the Great Wall culture and the superior natural environment and landscape pattern. In this paper, the construction of traditional Chinese village farm houses in Miyun District of Beijing was investigated, and the status quo and construction problems of farm houses were investigated. According to the protection and development plan of traditional villages, the construction of farm houses was classified and sorted out. This paper classifies and studies the style control, building height and renovation requirements from the two …

Technologies Innovations For The Brazilian Construction Companies Digital Transformation, Alberto C. Lordsleem Jr., Grilândia M. Sampaio

CIB Conferences

The sustainable industrialization and innovation became a recent target in the construction industry, recognized as one of the least digitized sectors in the world. The digital technologies that constitute construction 4.0 can be introduced in all areas or processes of the construction companies with the overall objective of increasing productivity, simplifying work and reducing errors. This paper investigated the main motivations and challenges for digital technologies implementation by construction companies. The research design involved a descriptive and exploratory approach, whose procedure included a literature review to prepare the checklist used in data collection for the case study of six construction …

Utilizing Natural Illuminance Through Indoor Daylighting Systems For Green Buildings, Kiranjot Kaur, Priyadarsini Rajagopalan, Jin Woo, Harry Garg

CIB Conferences

This study explores energy-efficient passive tubular daylighting systems which utilizes natural lighting, reduce energy consumption and improve occupant well-being in buildings. For this, three passive daylighting collectors configuration of flat plate, circular dome and circular Fresnel lens were modelled using AutoCAD and SolidWorks and analysed using ray tracing software TracePro 7.3.4. The light transportation was done using a highly reflective light pipe with a reflectivity of 95%. The collectors were made from Polymethyl methacrylate (PMMA) with refractive index of 1.49 because of highly transmission efficiency, weather resistance, shock resistance, blocks UV, lightweight and cost-effective alternative to glass. The Monte Carlo …

Analysis Of Three Decades Of Research In Road And Highway Work Zones Using Bibliometric Methods, Patrick X.W. Zou, Wenxiu Guo

CIB Conferences

Research in road and highway work zones has been continuously increasing since it is critical for maintaining traffic efficiency, reducing accident risks and minimising environmental impact during road maintenance, repair or upgrade. Road and highway work zones significantly impact safety due to traffic flow disruption, layout change and construction activities, which increase the likelihood of collisions, injuries and workers’ exposure to dangers. Despite the growing body of research, there is a lack of comprehensive bibliometric analysis that examines the historical, current and future trajectories of work zone research. This study analyzes 892 publications from 1990 to 2024, sourced from the …

Reviewing The Influence And Implications Of Wearable Technology For Mental Health Support And Physical Wellbeing For Construction Site Workers In Nigeria, Kenneth O. Lawani, Halimat Omisore, Billy Hare, Michael K. Tong, Farhad Sadeghineko

CIB Conferences

Existing studies demonstrate the extensive adoption of digital technologies within the global construction industry. The level of awareness and need to mitigate occupational safety and health (OSH) risks in the construction industry through technological adoption is imperative. However, there is a gap in literature regarding the review of the impact of existing use of wearable technology for mental health support and physical wellbeing among construction site workers in the Nigerian context. This study undertook a critical evaluation of extant studies regarding the impact and effectiveness of existing wearable technology for providing mental health support and if it enhances physical wellbeing …

A Systematic Review Of Drivers And Barriers To The Assimilation Of Net-Zero Carbon Emission Requirements Into Construction Megaprojects Procurement, Andrew Anafo, Robert Osei-Kyei, Vivian Wy Tam

CIB Conferences

There is no gainsaying that climate change is globally recognised as the greatest environmental threat of the 21^st century. Therefore, under the Parish Agreement to restraint greenhouse gases (GHGs) emission to net-zero by 2050, climate change mitigation is at the core of environmental schemes of governments worldwide. Bearing in mind that mega construction projects contribute to the rising level of GHGs in the atmosphere, and the seldom consideration of net-zero carbon requirements in the procurement of construction megaprojects, this paper examines the drivers and barriers to assimilating net-zero requirements into construction megaprojects procurement. When net-zero emission requirements are well-thought-out …

Using Recycled Materials For Asphalt Road Pavement Pothole Repair To Reduce Carbon In Construction, Kenneth O. Lawani, Carys Morrison, Farhad Sadeghineko, Billy Hare, Michael K. Tong

CIB Conferences

The physical condition of motorways and trunk roads in Scotland is monitored by specialist contractors on behalf of Transport Scotland by annual condition survey to provide information about the structural, surface and safety condition of the road surface or pavements. Flexible asphalt pavement is subjected to continuous vehicular and environmental loading causing potholes that needs to be reinstated to maintain functional requirements. However, traditional pothole repair materials have sustainability concerns and can deteriorate quickly after installation. The longevity and durability of pothole repairs is important as repeat treatments incite additional costs. Innovation can enhance sustainable development and for road transport …

Feasibility Study On The Installation Of Elevators In Old Residential Buildings In Beijing From The Perspective Of Dual Aging – A Case Study Of Xinjiekou Sub-District In Xicheng District, Wen Ouyang, Zuozheng Shi, Han Cui, Zekun Li

CIB Conferences

With the continuous evolution of urban and rural construction models in China, the installation of elevators in old residential communities has become a critical public welfare project aimed at enhancing residents' quality of life and improving mobility. Beijing is facing a dual aging challenge characterized by a high degree of population aging and significant community aging, resulting in an extensive and urgent demand for elevator installations in old residential communities. This paper focuses on the dual aging context, systematically analyzing the influencing factors of elevator installation in such communities, summarizing common installation methods and their applicable scenarios, and conducting an …

Collaborative Approach To Home Flood Insurance: Mapping Stakeholder Engagement Via Actor-Network Diagram, Yasodha Sandamini Kalutotage, Temitope Egbelakin, Buddhini Ginigaddara Dr

CIB Conferences

Homeowners often struggle with flood insurance affordability pressure due to rising premiums, which has become a primary concern. Addressing this issue requires collaborative efforts to develop a functional home flood insurance system that would enhance the resilience of vulnerable homeowners and communities. Currently, there is a gap in knowledge on how stakeholders within a Collaborative Flood Insurance System (CFIS) interact to address this challenge. This study aims to identify the relevant stakeholders and map their interactions within the system with the aim of improving the affordability of home flood insurance. Using an integrative literature review approach, the study identifies key …

A Review Of Determining Suitable Maintenance Strategy, Ayman Loutfy, Taha Elhag

CIB Conferences

Maintenance is a critical activity used in several sectors to sustain asset performance over its suggested duration; hence, neglecting maintenance may result in catastrophic accidents, substantial loss of life, or damage to assets. Maintenance is activity of restoring any physical or intangible asset to its original condition to fulfill its essential function throughout the asset's life cycle. A physical or intangible asset is a resource owned by a nation, organization, commercial entity, or person that has economic worth and yields advantageous results in future use, such as equipment, machinery, buildings, or software. Maintenance may differ according to the specific features, …

Mental Health In Construction 4.0: Enhancing Workplace Social Support Through Prefabrication, Huey Wen Lim, Xiao Ma

CIB Conferences

The construction industry faces persistent challenges in providing adequate workplace social support–a critical factor in protecting workers' mental health. While the sector evolves toward Construction 4.0, with prefabrication emerging as a transformative method, limited research examines how these modern approaches impact workplace social support structures. This study aims to investigate how prefabrication work practices facilitate the development and enhancement of social support in construction. Using an ethnographic approach, research was conducted at a modular construction off-site factory in Melbourne, Australia. The study involved shadowing 12 office-based prefabrication professionals and factory-based supervisors over 21 days, non-participant observation of factory workers at …

Integrating Vegetation Into Urban Design In Cape Town: The Status Quo, Rolien Terblanche, Sinawo Siseko Magadla, Yonwaba Sohuma

CIB Conferences

The City of Cape Town has a rapid urbanization rate leading to environmental challenges and a pressing need to incorporate vegetation into buildings. The objectives are to determine the challenges associated with the integration of vegetation into building design, the policies relate to it and the current practices used. Qualitative data was collected through semi-structured interviews with six experts in green buildings, followed by a thematic analysis. Challenges to implement vegetation into buildings include the need for water, a proper irrigation system, production of pollen, the risk for non-native plants being introduced, invasive pests, fire, road view restrictions due to …

Comparing Stressors And Stress Among Diverse Foreign Ethnic Minority Workers Groups In The Construction Industry, Khursheed Ahmed, Mei-Yung Leung, Wenqian Yang

CIB Conferences

To overcome the shortage of construction workers in developed countries, a foreign minority workforce is recruited from developing countries. However, foreign construction workers experience numerous stressors in the host country that may induce stress significantly, which could affect their overall health and performance. It is essential to explore what unique stressor and stress foreign construction workers are experiencing and then propose targeted practical recommendations. This research adopted a large-scale questionnaire survey with 91 valid responses included for data analysis, focusing on differences between Nepali, Pakistani and Other worker groups. Five key stressors (including away from family, unfair treatment, lack of …

Measuring Success Of Transport Infrastructure Projects, Muhammad Umair Khan, Yingbin Feng, Swapan Saha, Peng Zhang

CIB Conferences

Transport infrastructure projects have traditionally been evaluated using financial performance metrics and adherence to project schedules; however, recent research emphasizes the importance of adopting a multidimensional framework that incorporates economic, social, environmental, and technological considerations. Success in such projects now demands balancing value-for-money, return on investment (ROI), and long-term financial sustainability with broader societal objectives such as accessibility, equity, and inclusivity. Environmental sustainability, including reducing carbon footprints, enhancing resource efficiency, and promoting sustainable practices, has become a critical determinant of project outcomes. Additionally, technical performance indicators, such as reliability, safety, service quality, and user satisfaction, provide essential insights into operational …

A Bibliometric-Systematic Analysis Of Post-Occupancy Evaluation Of Green Building Using Bibliometrix R-Tool, Caleb Debrah, Albert P.C. Chan, Amos Darko, Eunice Akowuah, Judith Amudjie, Kofi A.B. Asare, Frank Ato Ghansah Dr

CIB Conferences

Post-occupancy evaluation (POE) is an essential tool to gather data from occupants regarding their dwelling conditions to inform retrofit decisions or improve future performance. With the growing importance of green building (GB) as a potent mechanism to address sustainability challenges within the construction industry, research on POE-in-GB is critical. However, there has been little effort to provide researchers with a systematic and bibliometric analysis of the state-of-the-art of the POE-in-GB field. To address this gap, this study uses bibliometric-systematic analysis to conduct a state-of-the-art review of POE-in-GB. A dataset comprising 183 publications from 1999-2023 was collected from the Scopus and …

Industry Perspective On Prioritising Construction Tasks For Digitalisation And Grass Root Demand Analysis Of Technologies, Srinath Perera, Xiaohua Jin, Marini Samaratunga, Kathy Tannous Professor, Chyilin Lee, Sachindra Hewavitharana, Mona Jahangirzadeh

CIB Conferences

Construction is the second least digitalised sector globally, negatively affecting performance and productivity. In NSW, Australia the sector is dominated by micro-SMEs, which exacerbates digital adoption. Thus, there is a critical need for an effective mechanism to initiate this transition. This research aims to (a) evaluate the industry perspective on the prioritisation of construction tasks for digitalisation and (b) analyse grassroots demand for digital technologies. To fulfil the first objective, a questionnaire survey was conducted at a roundtable event with 72 industry participants and academics from various disciplines, resulting in 30 responses and a response rate of 42%. The questionnaire …

Exploring Camel Hair: A Sustainable Local Material For Architectural Applications In Saudi Arabia, Laila Alqahtani, Basma Shaheen

CIB Conferences

This research explores the potential of camel hair as a sustainable architectural material, emphasizing its applications in air purification, thermal insulation, and aesthetic facade treatments. Camel hair, an abundant yet underutilized byproduct in Saudi Arabia, possesses unique physical and chemical properties, including excellent thermal conductivity, moisture resistance, durability, and biodegradability. These attributes position it as a viable alternative to conventional materials, particularly in arid climates.

The study draws on experimental data, including patented filtration systems, to evaluate camel hair’s performance in architectural contexts. Comparative analysis highlights its advantages over other animal-derived materials, such as wool, leather, and bone, in terms …

Wearable Technologies In Construction: Age-Related Perceptions, Privacy Concerns, And Feedback Preferences, Wei Zhou, Sogand Hasanzadeh

CIB Conferences

With the increasingly aging workforce in the construction industry, understanding age-related differences in the adoption and use of wearable devices is crucial, particularly as privacy concerns pose significant barriers to implementation. While previous studies have addressed challenges older workers experience in construction, limited research has explored how wearable technologies specifically impact workers across different age groups. This study investigates older and younger construction workers' attitudes, perceptions, and interactions with employer-provided wearable devices. A comprehensive survey examined key factors such as privacy concerns, data ownership issues, mental-related data privacy, and the effects of different feedback methods on safety and performance. The …

Toward Thermal Comfort Assessment And Modelling: A Literature Review, Pretty John, Jorge Rojas, Sogand Hasanzadeh

CIB Conferences

Managing thermal comfort in built environments is a challenging task that requires addressing occupants' diverse preferences and adapting to changing external conditions. Indoor environment quality significantly influences human thermal comfort, health, and productivity, making it essential to create inclusive and comfortable spaces. This paper conducted a comprehensive literature review of thermal comfort assessment and modeling in indoor environments, offering an in-depth exploration of current advancements and existing knowledge gaps. This paper investigates influential factors of thermal comfort, their nature, their interactions, and their impact on overall occupant satisfaction. This paper provides insights into knowledge gaps and offers insights into future …

Perceptions Of 3d Printing Construction Adoption In Latin America: Opportunities, Barriers, And Strategies For Sustainable Infrastructure, Jorge Rojas, Andrea Braul, Sogand Hasanzadeh

CIB Conferences

Within Architecture, Engineering, and Construction (AEC), 3D Printing Construction (3DPC) offers significant potential by facilitating design flexibility, reducing reliance on formwork, and enhancing sustainability. However, the broader adoption of 3DPC is hindered by critical challenges, including lack of standards, material properties, and extra costs associated with a high initial investment. While previous studies have already explored the opportunities and barriers regulating the adoption of this technology from the perspective of a developed country, there is a critical need to better understand its potential in developing nations. This research aims to identify the AEC community's perception of 3DPC across four key …

Preliminary Proposal For A Knowledge Management System In A Brazilian Construction Company, Based On Iso 30401 Requirements, Juan F De V Otoya, Silvio B. Melhado

CIB Conferences

Knowledge management (KM) has established itself into a discipline for the past decades, progressively being incorporated into international standards such as the International Organization for Standardization (ISO) Standard 9001, in 2015 and well-established guides, such as the PMBOK, in 2017, becoming an International Standard in 2018, ISO 30401, which sets the requirements for Knowledge Management Systems (KMS). Although there is substantial literature on the use and application of KM tools and techniques in the construction industry, proposals for KMS are scarce, and, specifically aligned to the ISO 30401 requirements, inexistent. Thus, the purpose of this paper is to tackle this …

Understanding Potential Challenges In Demolition Robot Teleoperation To Inform Interface Design: Insights From Industry Professionals, Zihao Wang, Patrick Borges Rodrigues, Yiyang Fang, Lucio Soibelman, Burcin Becerik-Gerber, Shawn C. Roll, Gale M. Lucas

CIB Conferences

Teleoperation is receiving intense attention due to its potential to address health and safety concerns for construction workers caused by on-site hazards. It allows operators to control robots from a distance outside their field of view using wireless communication technologies. Currently one of the most frequently deployed robotic technologies in construction is the remotely operated demolition robot within the field of view. While distance teleoperation offers great potential for enhancing worker safety and addressing labor shortages, the complex and dynamic demolition sites present unique challenges. This paper introduces the preliminary results of a study that explored potential challenges in demolition …

Is Construction Material Science Lagging Other Industries?, Matt Stevens, Alan Todhunter, Laura Almeida, Anthony Butera

CIB Conferences

For over a decade, construction material researchers have largely ignored the world’s largest publicly accessible molecular database, The Materials Project. Today, Artificial Intelligence (AI) coupled with material databases is the new starting point for innovating products in the construction industry. More well-documented advancements in material performance have occurred in this century thus far than the last one. Coupled with Machine Learning, the possibility of rapid construction product improvement is realistic, given several verified breakthroughs in other fields. This is an efficacious way to approach advancement. Highly accurate data provides AI with the needed information to connect molecular dynamics with decision-making …

An Approach For Assessing Occupancy And Indoor Co₂ Concentrations Based On Alternative Environmental Metrics Through Machine Learning, Niloufar Ghazanfari, Georg Reichard

CIB Conferences

There has been an evolving discussion regarding indoor air quality (IAQ) challenges in buildings through the outbreak of the most recent pandemic and other respiratory illnesses. Proper management of indoor environmental factors is crucial for maintaining a healthy indoor environment while also optimizing energy usage. One of the key factors affecting indoor air quality is CO2 concentration, where controlling its levels within acceptable ranges over time is essential to maintain occupants’ cognitive performance. The use of multiple CO2 sensors for more precise IAQ monitoring or installation of variable speed air systems that adjust the ventilation needs at any given time …

Socio-Political Risk Analysis Of Public Private Partnership (P3) Affordable Housing Projects In Ghana: A Case Study Of Three Projects, Ivan Asamoah, Shirley N. Tandoh

CIB Conferences

The implementation of the United Nations (UN) Sustainable Development Goals (SDGs) has driven numerous governmental initiatives aimed at achieving these targets. Considerable progress has been observed globally, particularly among developing nations, in the pursuit of Sustainable Cities and Communities (SDG 11) by the year 2030. However, despite these advancements, many countries, especially in the developing world, continue to face significant challenges in fully realizing this objective. In Ghana, the public-private partnership (PPP or P3) model has been adopted as an approach to facilitate successful housing projects.

This study critically examines various affordable housing projects in Ghana to identify potential risk …

The Evolving Landscape Of Procurement Methods In The Construction Industry: A Literature Review, Iresha D. Jayasinghe, Niluka Domingo Dr, An Le

CIB Conferences

The construction industry has acknowledged that novel procurement methods could improve project deliverables quality, reduce costs, and speed up construction. It is vital to examine the available procurement methods for decision-making regarding the correct procurement method to deliver projects effectively. This study explores the evolving landscape of procurement methods and how these new methods address current challenges and meet industry requirements. For this, a critical review was conducted on the Scopus database. Based on the analysis of 48 pieces of literature out of 1795 articles, trends in procurement and influential factors were identified. The four main procurement methods are traditional, …