Digital Commons Network^™

Analysis Of Supply And Demand Of Urban Community-Based Elderly Care Facilities And Services: The Case Of Shanghai, China, Ding Rong, Sara Biscaya

CIB Conferences

Community-based elderly care is a method of providing care to the elderly that has been actively developed in China. This approach involves utilising facilities within local communities as a key strategy to deliver care to older adults, emphasizing the role of community resources in supporting the elderly. These community-based facilities are essential for implementing social elderly care, ensuring that older individuals receive the necessary support and services within their communities. Elderly people should have equal opportunities to access basic public services from elderly care facilities and be respected for their free choice. The gaps between the supply and demand of …

Achieving The Un Sustainability Goals: The Role Of Digital Product Passports In The Architecture, Engineering And Construction Industry, Daniel Oteng, Richard Asante, Hossein Omrany, Bridget T.B. Eshun

CIB Conferences

The Architecture, Engineering and Construction (AEC) industry’s extensive resource consumption, solid waste and carbon dioxide emission generation hinder the attainment of the United Nations Sustainable Development Goals (SDGs). Digital product passports (DPPs) have been proposed to enhance the industry’s circularity and sustainability performance, thereby enabling the achievement of SDGs. However, among the few DPP studies, none of them specifically focuses on identifying which United Nations (UN) SDGs can be achieved by adopting DPPs in the AEC industry. This paper presents a systematic literature review exploring the role of DPPs in achieving the UN SDGs. Synthesis of the reviewed papers that …

A Pilot Study On Chatgpt’S Potential In Developing Construction Education Assessments Through A Lens Of Bloom’S Taxonomy, Yanchao Zheng, Deniz Besiktepe, Luciana Debs

CIB Conferences

Effective and quality assessment is crucial in construction management (CM) education to evaluate students’ understanding of the diverse skills demanded by the industry. Integrated by the American Council for Construction Education (ACCE) guidelines for its accredited CM programs, Bloom's Taxonomy provides a systematic and structured framework for aligning learning objectives with cognitive processes, guiding educators in developing assessments. However, under real-world practice, crafting quality assessment questions that align with Bloom's Taxonomy and the ACCE student learning outcomes (SLOs) poses challenges for CM instructors due to the specialized expertise and complexity of knowledge. This study investigates the potential of ChatGPT, an …

Comparing Bim Implementation Strategies: Outsourcing Consultants Vs. In-House Team Formation, Luigui Morales, Martin Ramos, Danny Murguia, Andrea Braul

CIB Conferences

Building Information Modeling (BIM) has become an essential component in modern construction engineering, offering significant opportunities for performance improvement. However, some organizations face a critical decision in their BIM implementation strategies: whether to outsource BIM deliverables to external consultants or to develop and maintain in-house BIM teams. This paper provides a qualitative and comparative analysis of the approaches to outsourcing BIM services versus forming internal teams. The study is grounded in interviews with 20 professionals in leadership roles responsible for managing projects digitally with BIM. These experts implemented different strategies: 15% opted exclusively for outsourcing, 45% chose to form an …

Connecting Possibilities: Common Data Environment For Dynamic Information Platforms, Amy A. Mccormack, Toomaj Ghalandar, Carmel M. Lindkvist

CIB Conferences

Common Data Environments (CDE) play a crucial role in the development of building life-cycle information management platforms, such as digital twins. However, the evolution of CDEs has traditionally been driven by the needs and perspectives of building projects and their developers. This work shifts the focus to facility management (FM), exploring the potential of positioning CDEs at the center of digital twin development for enhanced FM outcomes. The literature review highlights persistent challenges in developing CDEs, particularly issues related to interoperability and trust. These challenges are echoed in the survey results, which also emphasize the need for a two-fold approach. …

Research On The Adaptive Design Of Commercial Farmhouses From The Perspective Of Rural Revitalization: A Case Study Of Yanqing District, Beijing, Wen Ouyang, Hanshi Dou, Zuozheng Shi

CIB Conferences

Since the implementation of the Rural Revitalization Strategy, the quality of life of rural residents in China has improved significantly. At the same timeSimultaneously, the villagers' demand for housing functions has also undergone a huge change. With the continuous advancement of agricultural and rural modernization, the villagers' desire to use their own farmhouses to openset up shops with their own houses has become an increasingly prominent contradiction with the reality of the lack of complex commercial farmhouse design and construction. This paper introduces the concept of adaptive design, and analyzes the key influencing factors in the design and construction of …

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, …

Metaverse Applications In Construction Research: Are We There Yet?, Mohamed Assaf, Sena Assaf, Mohamed Al-Hussein, Xinming Li

CIB Conferences

Despite the significant potential of extended reality (XR) technologies in construction research, achieving a collaborative virtual environment that allows real-time engagements among various geographically remote stakeholders is a challenge. Building upon XR technologies, metaverse technology was introduced recently in construction research as a possible solution to address this issue, as it allows multiple users to engage and communicate in virtual environments. Being introduced recently, the applications of the metaverse in construction research (ConVerse) remain immature, vague, and unexplored. Seasoned researchers interested in the ConVerse research still need a reference guide to better understand the potential of the metaverse and its …

Construction Supply Chain Resiliency Strategies From A Life-Cycle Perspective, Jordyn A. Golden, Gabriel Castelblanco

CIB Conferences

Construction supply chain (CSC) disruptions have caused local and global issues, with an increased awareness to identify practical strategies to combat these issues. This paper aims to address the research gap in phase-specific resiliency strategies to mitigate disruptions in the construction supply chain (CSC). A qualitative approach was adopted to close this gap by conducting a literature review of CSC resiliency articles to identify key resiliency strategies and supply chain life cycle (SCLC) phases. This paper contributes to the body of knowledge by (1) identifying trends in the number of publications in CSC resiliency research, (2) proposing a taxonomy of …

Innovative Approaches To Qa/Qc In Construction: Current State, James O. Toyin, Anoop Sattineni

CIB Conferences

The construction industry has long faced inefficiencies in Quality Assurance (QA) and Quality Control (QC), often relying on manual inspections. As construction demands increase and projects become more technologically advanced, there is an urgent need for innovative QA/QC methods that enhance precision and efficiency. While attempts have been made to integrate technology into QA/QC practices, gaps remain in comprehending precision and efficiency, documenting and synthesizing these advancements. This paper addresses this gap by conducting a critical review of emerging digital technologies in QA/QC and identifying future research directions with construction 6.0 speculations for 2050. A structured critical review methodology was …

Bridging Conflicting Sustainable Goals: Ai-Empowered Analysis Of Biodiversity Commitments And Impacts In Renewable Energy Projects, Xinyi Xu, Jin Xue

CIB Conferences

The development of renewable energy projects, while essential for mitigating climate change, poses significant challenges to biodiversity conservation due to habitat loss, fragmentation, and species displacement. Aligning these projects with global sustainability goals, such as SDG 15, requires addressing the often-overlooked gap between biodiversity commitments and actual impacts.

To tackle this challenge, a conceptual framework is proposed in this study that illustrates the relationship between biodiversity commitments and impacts through four hierarchical levels. The framework distinguishes between predicted and actual impacts, as well as compliance-driven and proactive commitments. It incorporates alternative data sources, such as compliance documents, ESG reports, and …

Improving Supply Chain Efficiency Through Traceability Technology Adoption In Residential Construction: A Waste Process Approach, Tim Rose, Tendai Makasi, Stephen Kajewski, Sara Rashidian

CIB Conferences

The construction industry has been increasingly adopting traceability technology to capitalize on various delivery benefits and improve production efficiency. Such benefits include enhanced supply chain management, improved project efficiency, improved sustainability and blockchain integration. Further, construction companies are investing in building product traceability to address growing consumer interest in transparency relating to material provenance and quality and to ensure materials are sourced sustainably and comply with regulations. Despite these benefits, analysis of how traceability technology can improve supply chain efficiency has been limited, particularly in the residential construction sector. Utilizing a case study, this research pilots a new approach in …

Proposed Framework For Llm-Based Feedback In Leed Assignments, Zhenlin Yang, Gabriel Castelblanco, Laura Cruz-Castro, Maryam K. Multani

CIB Conferences

This study investigates the potential of large language models (LLMs) to enhance feedback generation for written assignments, with a focus on Leadership in Energy and Environmental Design (LEED) projects. Through a systematized review of 70 studies, we identify key trends, including a predominance of structured (52.63%) and argumentative inputs (21.05%) and iterative feedback mechanisms (64.91%), which align with LEED’s criteria-driven workflows. However, gaps remain in addressing technical inputs (3.51%) and scalable automated feedback systems tailored to LEED-specific needs. To address these challenges, a conceptual framework is proposed, emphasizing advanced natural language understanding, real-time iterative feedback, and automated validation systems to …

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, …

Bim And Safety Integration For Steel Erection Using Intermeshed Steel Connections, Tolulope Oyeyipo, Jose Avila, Ibukun Awolusi, Arturo Schultz, Debra Laefer, Salam Al-Sabah

CIB Conferences

The construction industry faces persistent challenges in the aspect of worker safety and health, particularly with the frequently occurring injuries, illnesses, and fatalities caused by falls, struck-by, and ergonomic hazards, among others. The use of steel as a construction material has increased the scale and complexity of projects by introducing more intricate design, production, fabrication, and especially the erection processes which impact the safety and health performance of steelworkers. Studies have shown that steel connection systems, specifically innovative systems such as the intermeshed steel connection (ISC) can play critical roles in moderating the types of hazards steelworkers are exposed to. …

Artificial Intelligence For Early Decision-Making Optimization In The Use Of Modern Methods Of Construction In Housing Projects In Chile, Leonardo Javier Caamaño, Andrés J. Prieto

CIB Conferences

Modern Methods of Construction (MMC) represent a significant opportunity to address the stagnation of productivity in the construction sector, offering advantages such as reduced uncertainty in schedules and costs, minimized waste, and improved sustainability. However, in Chile, the adoption of MMC remains low due to limited information and the lack of early integration in project planning, leading to subjective decision-making. The OptimizIA project, developed by CDT, proposes an artificial intelligence (AI) model to predict and recommend the most suitable MMC solutions based on specific project conditions. This tool supports objective early decision-making in housing projects.

The research involved piloting the …

Predicting And Enhancing Indoor Environmental Quality In Educational Environments: Latest Trends In Ai And Machine Learning Applications, Abdurrahman Baru, Marwan Shagar, Anshi Vajpayee, Jin Lee, Graham J. Moore, Eunhwa Yang

CIB Conferences

Indoor environmental quality (IEQ) affects students' health and academic performance who spend substantial time in school environments. This systematic literature review article explores how Artificial intelligence (AI) and Machine learning (ML) can predict and enhance IEQ within educational environments. A systematic review of 20 articles published between 2021 and 2024 was conducted using the PRISMA method, with all articles retrieved from the Scopus database. This article addresses three key research questions: 1) What IEQ factors are measured in university buildings, and why are they studied? 2) Which IoT sensors are employed in university buildings, and how are their data collected …

The Relationship Between Tenure Type And Domestic Retrofitting Uptake In The Uk, Nadeeshani Wanigarathna Dr, Ephraim Zulu Dr, Matthew Swingwood Mr, Fred Sherratt

CIB Conferences

The housing stock in the UK is a significant contributor to greenhouse gases. To achieve the UK's net-zero targets, a substantial upgrade to the thermal performance of existing dwellings (referred to as retrofitting) will be required. In addition to carbon emission, inefficient homes also present serious health and well-being issues for the occupants. The extent of retrofitting ahead requires significant monetary investment, and the responsibility for such investment ultimately lies with the housing stock owners. In the UK, housing stock can be owned by the occupiers, a private landlord, a local authority or a non-profit social housing association. Their capacity …

Automatic Quantity Takeoff For Irregular Areas Of Architectural, Engineering, And Construction Objects From 2d Drawings, Hang Li, Jiansong Zhang

CIB Conferences

Accurate cost estimation of construction projects relies on precise quantity takeoffs (QTOs), which conventionally has been conducted on 2D drawings, and despite the fast development of Building Information Modeling (BIM), remains a predominant practice. This study focuses on the development of a boundary detection algorithm utilizing computer vision techniques for extracting the shapes of infrastructure elements such as buildings and bridges from 2D PDF drawings. The aim is to enhance information extraction capabilities, particularly for QTOs of complex shapes such as the areas of irregular bridge decks. Utilizing computer vision technologies, the algorithm aims to accurately delineate the boundaries of …

Idenitfying Barriers & Enablers To Improve Whs Outcomes In Australian Small Construction Businesses, Marcus Jefferies A/Prof., Tanvi Newaz Dr, Buddhini Ginigaddara Dr., Temitope Egbelakin Prof., Riza Yosia Sunindijo A/Prof., Liyaning Maggie Tang Dr.

CIB Conferences

Despite its important socio-economic contributions, the Australian construction industry has a poor WHS record. Efforts to improve WHS tend to focus on and be led by, large organisations due to the resources that they have and their ability to capitalise on the economies of scale in their operation. However, it is important to realise that 97% of construction organisations are small businesses, employing fewer than 20 people and their WHS outcomes are worse than the WHS outcomes in large organisations. They are also hard to reach through conventional communication strategies. This indicates that current WHS best practice initiatives are not …

Virtual Reality (Vr)-Based Training In Human-Robot Collaboration: Mediating Role Of Vr Learning Experience, Adetayo Olugbenga Onososen Dr, Musonda Innocent Prof

CIB Conferences

The use of virtual reality for training has been shown to be effective in fostering behaviour change among learners. The widespread evolution in adoption and interest in construction robots has raised the need to train humans to team with robots for safe collaboration on-site. The high cost of construction robots and the need for self-paced, accessible and repetitive learning methods to foster a positive disposition towards human-robot teaming poses a challenge. This study developed a virtual reality-based human-robot collaboration learning framework to promote human-robot teaming in construction applications. The impact of VR learning experience in mediating learners' state of mind, …

Using Blockchain And Digital Land Registries To Enhance Land Management And Tenure, Johnny Mahlangu, Godfrey Taunyane, Basiiraa Moosa, Chioma Okoro

CIB Conferences

In many cases, land tenure and rights are not formally recorded, and land administration systems are inaccessible to rural communities. This research study examined the benefits and attendant challenges of using blockchain and digital land registries for land tenure security and management/administration processes. Secondary research using an integrative review was undertaken with materials identified from Google Scholar. Thematic analysis revealed that the benefits include increased transparency and verifiability, automation, increased efficiency, reduced cost and time, simplified processes, reduced conflicts and better access to credit. The challenges include institutional/political factors, market settings, technical and legal requirements, cyber security risks and data …

A Case Study On The Revitalization Of A Hospital Building : Toward Open Building Of Existing Buildings, Leo Tanishige, Shigeru Aoki

CIB Conferences

Japan's rapidly aging and shrinking population has resulted in an increasing number of hospital facilities that do not meet today's demands. In order to cope with the rapidly changing healthcare environment in Japan, it is adequate to utilize and renovate existing hospital buildings. This study focuses on the “Refining Architecture” method, abbreviated as “RA” in this paper, which is a drastic renovation of existing buildings through seismic retrofitting, legalization, interior and exterior renovation, and plan and design changes. The process and method of investigation and renovation of existing buildings in RA are clarified using the Hospital project W, which was …

Practical Challenges In Assessing Embodied Carbon And Cost Trade-Offs In The Design Phase: Insights From A Residential Building Project, Giulia Scagliotti, Martin Fischer

CIB Conferences

Environmental sustainability has become a core value for many companies in the construction industry. However, while methodologies and tools for carbon accounting are available, design decisions are still primarily driven by cost rather than carbon considerations. One reason for this lies in the timing and availability of data. Cost estimates are collected early and refined throughout the design phase, which supports decision-making. In contrast, carbon data is often unavailable or difficult to gather, rarely updated, and collected late when most design decisions have already been finalized. This misalignment poses practical challenges to effectively integrating carbon and cost assessments into the …

A Novel Approach To Delivering Superabsorbent Polymers For Internal Curing Of Concrete, Chibueze Sylvester Ajuonuma, Raikhan Tokpatayeva, Jan Olek, Kendra A. Erk

CIB Conferences

This study investigates feasibility of incorporating dry superabsorbent polymer (SAP) particles as internal curing agents in concrete utilizing two delivery methods: direct addition of the particles and addition of the particles encapsulated in dissolvable bags. The use of dissolvable bags provides a practical method of storing, handling, and dosing pre-measured amounts of dry SAP particles into cementitious mixtures. Concrete specimens containing SAPs were prepared using both methods, and their properties were evaluated through compressive strength tests at 3, 7, and 28 days, flexural strength tests, ultrasonic pulse velocity (UPV) measurements, and dynamic elastic and shear modulus determinations. Results indicate that …

Computer Vision-Based Yolo11 For Automated Damage Assessment Of Public Building Roofs Supporting Maintenance Management, Alisson Souza Silva, Walisson Santos Oliveira, Pedro Afonso Vieira Fernandes Braga, Luara Lopes De Araujo Fernandes, Dayana Bastos Costa

CIB Conferences

Maintenance Management (MM) of aging buildings is a critical challenge due to complex maintenance operations and limited resources. Digital technologies, such as Unmanned Aerial Systems (UAS), have improved inspection efficiency and accuracy, while Artificial Intelligence (AI) enhances the reliability of automated analysis of UAS data. However, there is a gap in the literature regarding operational methods and systems that effectively integrate these technologies to provide timely, actionable information for decision-making. Moreover, there is a lack of studies integrating multiple damage classes and roof typologies for automated roof inspections across diverse scenarios. Therefore, this study aims to analyze the application of …

Developing A Circular Economy Checklist For Designing Modular Buildings: A Case Study In Sri Lanka, Kaveesha G. Dewagoda, Mohan Kumaraswamy, Ji Chen, S. Thomas Ng, Thilak Jayathunga

CIB Conferences

Climatic change and its impact on humankind is increasingly evident. Being the species that brought about this devastation, our interventions are now needed to proactively and paradigmatically change production and consumption patterns. Circular Economy (CE) is one such sustainability-friendly goal that is gaining traction in the Building Construction Industry (BCI). Given the massive negative impact that BCI has on the environment in terms of resource consumption, carbon emissions and waste generation, design practices must be shifted from object-centric thinking to a systemic & systematic endeavour. Even though Off-Site Construction (OSC) and Design for Manufacturing and Assembly (DfMA) have circular potential …

Measuring Innovation In New Zealand Construction Organisations: Developing A Measurement Tool For New Zealand’S Medium And Large Companies, Hossein Sadeghzadeh Fasaghandis, Suzanne Wilkinson, Mostafa Jelodar

CIB Conferences

New Zealand’s construction industry is the cornerstone of economic development and the labour force but is slow in innovation when compared to other sectors. To minimise this problem, this research developed a comprehensive, multidimensional tool which measures and improves innovation inside medium and large construction companies of New Zealand. The developed tool measures innovation through two main dimensions: Innovation Potential - consisting of categories such as Workforce Skills, Organisational Structure, Business Strategy, Technology, and External Influences - and Business Innovation Score, which measures the actual innovation outputs of the company. A mixed-methods research approach was used for the development, testing, …

The True Environmental Cost Of Data Centers: An Insight Into The Construction Phase Of The Era Of Artificial Intelligence, Juan D. Núñez-Morales, Yoonhwa Jung, Mani Golparvar-Fard

CIB Conferences

In recent years, there has been a significant adoption of commercial applications of Artificial Intelligence (AI). These applications have created a demand for infrastructure that support data storage, mining, and throughput compute power services, commonly known as data centers. This demand, which is projected to substantially increase over the next decade, places data centers to be a major contributor to the construction industry's global carbon emissions. However, with research mostly focusing on minimizing carbon emissions during the operation phase of most buildings, environmental impacts incurred during their construction phase are still deserving a deeper study. To address this gap, this …

A Discussion On Sustainability In Terms Of Building Production And Use For Smart Urbanization, Salih Demirkaya, Harun Tanrivermis, Deniz Besiktepe, Yesim Tanrivermis

CIB Conferences

Technological developments and population growth have caused many effects in the construction sector and triggered developments in the construction of cities. Effects such as energy use, construction conditions, building economy draw attention as a war of technology and naturalness within the framework of the concept of sustainability. Constraints such as the need for building production and capacity increase needed by the population, labor and resource use are effective in decision-making. While technology enables the building sector to produce rapidly, it causes negative effects on the balance of nature. Production factors should be evaluated with a holistic approach and systems that …