Digital Commons Network^™

Design Of An Iot-Based Intelligent Construction Energy Monitoring And Management System, Zhao Yahan

CIB Conferences

To address issues such as low energy efficiency and delayed energy consumption data collection during construction processes, we have designed and implemented an IoT-based intelligent construction energy monitoring and management system. The system adopts a three-tier architecture of the IoT, deploying various types of sensors in the perception layer to collect data on electrical energy, water resources, and equipment operation. Data preprocessing and local storage are performed through an edge computing unit. The network layer establishes a data transmission and processing center based on a cloud platform, while the application layer develops a web management platform using a microservices architecture …

Exploring Policy Influences On The Adoption Of 3d Concrete Printing Technology: A Hypothetical Model, Jimmy Zhou, Don A.S. Samarasinghe, James O B Rotimi Prof, Zhenan Feng

CIB Conferences

The global construction industry faces mounting pressure to innovate for sustainability and efficiency, with 3D concrete printing emerging as a transformative technology. Despite its potential, significant challenges such as technological immaturity and insufficient policy support hider widespread 3DCP adoption. Drawing on lessons from the adoption of Building Information Modeling in the United States and Hong Kong, this paper addresses these policy gaps by developing a conceptual framework that facilitates 3D concrete printing adoption.

Through a systematic review of 30 publications and a qualitative content analysis, this study identifies and synthesizes 17 key policy factors across six policy dimensions into a …

A Bim-Enhanced Approach To Evacuation Planning In University Environments For Optimizing Safety, Mohamed Elrifaee, Tarek Zayed, Ali Hassan Ali, Eslam Saleh Dr., Sulemana Fatoama Abdulai, Lee Max Jwo Lem

CIB Conferences

In an era of dynamic challenges, ensuring safety in large public spaces is crucial. The spatial layout and arrangement of obstacles in the built environment significantly impact evacuation performance. This research explores crafting evacuation plans and egress strategies, focusing on how spatial layouts and obstacles impact performance, with an emphasis on the complex environment of university campuses. This goal can be achieved by utilizing BIM, which serves as a persuasive resolution to the aforementioned challenges, thereby improving the evacuation planning procedure and significantly enhancing pedestrian safety. The BIM model focuses on providing comprehensive information about all possible evacuation routes accessible …

Examining Key Factors Influencing Safety Behaviors Of Young Workers In The Construction Sector, Qinjun Liu, Hayden Ward

CIB Conferences

Young workers form a significant portion of Australia’s construction workforce but face heightened risks due to inexperience and insufficient safety measures. The construction industry accounts for 20% of fatalities in this age group, exacerbated by factors such as inadequate training, peer influence, and poor workplace safety culture. Despite these risks, there is limited research on the safety behaviors of young construction workers. This study addresses this gap by investigating key factors influencing the safety practices of workers aged 18-24 in the Australian construction sector. Through a comprehensive literature review and correlation analysis, this research examines how individual characteristics and safety …

Evaluating Key Performance Resilience Indicators For A Public-Private Partnership In Critical Infrastructure, Godslove Ampratwum, Robert Osei-Kyei, Vivian Wy Tam

CIB Conferences

Many studies have advocated for public-private partnership (PPP) as a medium to build critical infrastructure resilience. Considering how PPP is greatly advocated for in critical infrastructure resilience, the performance measurement of public-private partnership has yet to be explored. As such this study aims to evaluate key performance resilience indicators (KPRIs) that can be used to assess the performance of PPPs formed to build critical infrastructure resilience. A structured questionnaire survey was conducted with experts in PPP and critical infrastructure resilience in Ghana. Mann-Whitney U test and Mean score ranking was used for data analysis. The results indicate respondents from public …

Using Case Studies To Determine Automatable Activities In Construction Bid Preparation, Oscar Kwame Kwasafo, Samuel Laryea, Neil Govender

CIB Conferences

The purpose of this study is to determine the automation potential of the key activities in the construction bid proposal preparation process. The activities were analyzed for their capability of being fully or partially automated based on a predetermined approach towards developing a bid automation model while aligning with the Sustainable Development Goals (SDGs) related to industry innovation and infrastructure. Case studies were conducted with two major engineering consulting firms in South Africa to identify and understand the key activities in the bid proposal preparation process. The research reveals that key activities like content review and requirements summary preparation, method …

Impact Of Explainable Artificial Intelligence For Sustainable Built Environment, Prasad Perera Mr., Srinath Perera Prof., Xiaohua Jin A/Prof., Maria Rashidi A/Prof., Samudaya Nanayakkara Dr., Gina Yazbek Ms., Andrew Yazbek Mr.

CIB Conferences

Innovative and complex applications driven by Artificial Intelligence (AI) embedded systems have enhanced the efficiency, accuracy and sustainability of the built environment. Such solutions often face barriers to adoption due to the lack of trust, transparency, understanding, and inherent complexity. Explainable Artificial Intelligence (XAI) encompasses techniques and methodologies to make the decision-making processes of AI models transparent, interpretable, and comprehensible. The objectives of this study are to evaluate the potential of incorporating XAI techniques to provide solutions for the challenges and to enhance interpretability. The impact of XAI on promoting sustainable practices in the built environment is systematically analysed. Further, …

A Review Of Bim And Rfid Integration For Circular Economy In Construction, Igor T. Lopes, Yelda Turkan

CIB Conferences

The construction industry (CI) is at a pivotal point as sustainability becomes increasingly critical across all sectors. Digital technologies such as Building Information Modeling (BIM) and Radio-Frequency Identification (RFID) are emerging as powerful tools to drive efficiency and sustainability in construction processes. However, integrating these technologies within a circular economy (CE) framework presents significant challenges and opportunities. This systematic literature review (SLR) delves into the current state of using BIM and RFID tags to support circularity in the CI while investigating the potential of using digital technologies to develop strategies for resource management, waste reduction, and materials reuse. This SLR …

Corporate Social Responsibility Assumed By Chinese International Construction Companies: Heterogeneities, Causes, And Evaluation, Hui Guo, Weisheng Lu

CIB Conferences

Chinese international construction companies (CICCs) are appearing as a major competitive force in the international market. However, there are limited studies exploring their corporate social responsibility (CSR) practices, which is, in fact, essential for informing CSR strategies. This research thus aims to explore CSR assumed by CICCs. Based on the coding instrument applied from CASS-CSR 4.0 (Chinese Academy of Social Sciences-Guidelines on CSR Reporting), a content analysis of 174 CSR reports of 22 CICCs from 2010 to 2019 was employed to undertake a candid evaluation of CICCs’ CSR practices. It found an enriching trend of CSR assumed by CICCs in …

Foundations Of Resilience: Integrating Māori Cultural Values Into New Zealand's Sustainable Construction Paradigm, Regan Potangaroa, Marama Tepania, Elrasheid Elkhidir Dr

CIB Conferences

The integration of Māori cultural values into the construction sector, as pursued by CanConstructNZ, relates to managing shocks and stresses by promoting resilience and sustainability. Shocks and stresses in the construction industry, such as economic downturns, natural disasters, or labour shortages, challenge the sector's ability to deliver projects effectively. This paper looks at the fusion of cultural values with sustainable development highlighting the role of construction in bridging ‘’traditional’’ values with modern sustainability goals.

Machine Learning For The Prediction Of Rework In Green Buildings, Abdullateef Olanrewaju

CIB Conferences

Green buildings were developed to reduce the negative impact of construction on occupants, communities, and the environment, while also improving contractor productivity and profit margins. However, construction companies have documented instances of rework in green buildigs, despite the advantages and potential of sustainable building designs. This paper reports research that identified the prediction of rework green buildings; Eight machine learning models were trained to predict the occurrence of reworks in green buildings. The dataset consisted of 65 responses and 16 features. Feature scaling and normalisation to standardise the features were performed across the dataset. The research finds variation in the …

The Influence Of 4ir On Human Factors In Construction Health And Safety In South Africa, Isabella Chandi Miss, Musonda Innocent Prof, Rebecca Alowo Dr

CIB Conferences

This article seeks to evaluate the influence of 4IR and human factors on the construction health and safety in South Africa to provide an effective framework for improving construction health and safety in South Africa. The construction industry has been identified as one of the most hazardous industries in many parts of the world, as measured by work-related mortality, workers’ compensation, injury, and fatality rates. The researchers adopted a mixed-methods approach, combining quantitative and qualitative methods to comprehensively address the research questions and employed SPSS analysis to examine safety factors related to work pressure and their effects on compliance with …

The Use Of 4ir By Architects In Prevention Of Pre-Construction Project Delays In South Africa, Linda Akoth Miss, Saidi Finzi Dr, Rebecca Alowo Dr, Musonda Innocent Prof

CIB Conferences

The purpose of this poster, based on a master's degree research is to examine how 4IR affects architects' abilities in South African pre-construction project development planning. The study will examine the competencies needed by architects in the early phases of project development, with an emphasis on their capacity to conceptualize, design, and schedule projects in a way that satisfies client needs, complies with legal requirements, and advances sustainability objectives. In addition to a thorough literature review to determine the body of knowledge already in existence on this subject, the research will include an overview of the potential application of 4IR …

Smart City Digital Twin: A System-Of-Systems Approach, Rana Khallaf, Chimay Anumba, Gabriel Castelblanco, Makarand Hastak

CIB Conferences

The concept of smart cities has emerged to battle the problems facing cities from rapid urbanization and mismanagement of resources. In order to monitor and control these large-scale environments such as cities, digital twins were proposed. These digital twins represent a large-scale environment virtually and connect it to the physical world. However, complexity arises when studying these cities. A city is a complex system of interconnected systems, or a system-of-systems (SoS), according to definitions by systems engineering. To understand how SoS can be applied to a smart city digital twin, a literature review is first conducted on SoS applications in …

The Reluctance Of A Self-Selected Cohort Of Construction Managers In Ireland To Report Work-Related Stress., Patrick J. Bruce Dr., Victor Hrymak Dr, Carol M. Bruce Dr

CIB Conferences

Workplace stress in the construction sector is reported to have negative implications for employees and work practices. Although much literature exists on workplace stress, one relatively unexplored area within the field, is the reporting of stress-related concerns. This study investigated the hesitancy to report workplace stress from a sample of construction managers in Ireland. Using semi-structured interviews and interpretative phenomenological analysis, 25 construction managers were interviewed about their reluctance to report workplace stress to their employers. Participants noted an inability to report workplace stress due to fear, stigma, and possible repercussions. The main causes of this workplace stress reported by …

Stakeholder Partnership Barriers Towards Achieving Net Zero Carbon Building, Justina Falana, Robert Osei-Kyei, Vivian Wy Tam

CIB Conferences

As the world is shifting towards achieving NZC (net zero carbon) by 2050, the building sector is acknowledged as a promising way towards achieving this objective. Besides, the transition towards NZCB (net zero carbon building) has been slow. This calls for the immediate attention and partnership of the stakeholders to assist in achieving carbon emissions reduction in the building sector. However, even though realizing NZCB relies on effective stakeholder partnerships, it is still a struggle for these stakeholders to syndicate. Nevertheless, only limited studies have adequately explored the barriers impeding the effective partnership of the stakeholders in delivering NZCB. Meanwhile, …

The Role Of Personality Assessments (Pas) In The Architecture, Engineering, And Construction Industry, Joshua R. Wilkinson, Yupeng Luo, Wei Wu, Brad Hyatt

CIB Conferences

With a long history of serving diverse industries, Personality Assessments (PAs) have been widely used to examine potential relationships between personality profiles, employee behavioral tendencies, and performance outcomes. The Architecture, Engineering, and Construction (AEC) industry involves complex and interdependent processes that require the collaboration of diverse professionals with varying skills and roles. Individuals and teams play a critical role in these processes to ensure quality, efficiency, and safety in project delivery. PAs have emerged as a valuable tool for understanding the intricacies of organizational dynamics within the AEC sector. However, their exploration and implementation have been limited, leading to a …

Four-Fold Framework For Process Information Management And The Suitability Of In-House Developed Tools In Lean Construction Operations, Jeferson S. Shigaki, Ko Matsuda, Kota Yoshifuji, Takuma Sugiyama, Shunsuke Someya, Norihiko Goto

CIB Conferences

This study has proposed expanding the orthodox two-fold Production Planning & Control (PP&C) model into a four-fold framework aiming to rationalize intermediate construction management activities by incorporating Lean Construction concepts while adapting them to the socio-technical characteristics of the local industry. Then, it verified the suitability of in-house-developed and joint-developed tools devised to assist existing work processes and routines, which used to operate regardless of formalized lean tenets. However, because they embed similar principles, the hypothesis that certain functions could be helpful in the realization of the Last Planner System (LPS) methodology was examined. This research has employed the Design …

Supply Management System In Ready-Mixed Concrete Companies: Evidence From Turkey, Befrin N. Bingol, David Arditi

CIB Conferences

The ready-mixed concrete industry has gained significance due to the growing global need for mass housing, high-rise buildings, and infrastructure projects. Ready-mixed concrete must be used within two hours of production, necessitating local manufacturing. Turkey stands out as the third-largest producer of ready-mixed concrete globally, after China and the U.S. A better understanding of supply management systems in ready-mixed concrete companies is critical for enhancing operational efficiency, meeting the dynamic demands of clients, and achieving long-term stability and growth in such a competitive market. The main aim of this study is to evaluate ready-mixed concrete companies' supply management systems, focusing …

Critical Esg Assessment Criteria For Public-Private Partnership Projects: A Pareto Analysis Of Literature, Caleb Boadi, Robert Osei-Kyei, Vivian Wy Tam

CIB Conferences

Attempts to develop targeted industry-to-industry Environmental, Social and Governance (ESG) assessment criteria have become a daunting task. However, these assessment criteria are critical for investment decision in Public-Private Partnership (PPP) projects. The need for a clear definition of ESG criteria and measurement metrics has been a topical research need after the covid 19 pandemic. This study presents a comprehensive look at ESG assessment criteria that focuses on PPP projects by presenting 35 criteria that are realised in literature. This study has used a systematic literature review and pareto analysis to investigate this matter. Critical environmental, social and governance practices of …

Assessing Ai Techniques For Precision In Property Valuation: A Systematic Review Of The Four Valuation Methods, Wajhat Ali, Don A.S. Samarasinghe, Zhenan Feng, James O B Rotimi Prof

CIB Conferences

Property valuation is a critical component of real estate management, influencing decisions on investments, sales, and financing. Traditional methods, such as Linear Regression and Multiple Regression Analysis, often struggle to address the complexities of modern property markets. In response, Artificial Intelligence (AI) offers innovative solutions by utilising advanced models for more accurate predictions of property value. This paper presents a Systematic Literature Review (SLR) using Scopus database, focusing on 37 selected papers. It evaluates the effectiveness of key AI models in property valuation, assessing their predictive power, interpretability, robustness, and flexibility, and examines how well these models generate reliable valuations …

Human-Centered Construction Organizations: Analyzing The Integration Of Lean Construction Principles With Human-Centric Approaches, Ali Bidhendi, Mani Poshdar, Mostafa Jelodar

CIB Conferences

The construction industry is undergoing a significant transformation, driven by the advancements of digital transformation and the emerging paradigm of Industry 5.0. While these developments bring opportunities for increased efficiency and productivity, they also present challenges in integrating human-centric approaches within the digital transformation initiatives. While both lean construction principles and human-centric approaches aim to improve organizational performance, their integration and mutual relationships remain understudied. This paper examines the intersection of human-centric approaches with lean construction principles in construction organizations, focusing on the concept of Human-Centered Construction Organizations (HCCOs) advancing sustainability objectives aligning with the United Nations Sustainable Development Goals …

Metaverse And Gamification In Civil Engineering Teaching: Case Studies, Synergies And Practical Applications, Niels Bartels, Carla Pütz

CIB Conferences

The integration of gamification and metaverse-based teaching presents a transformative approach to civil engineering education, addressing the demand for digital, innovative and collaborative skills. By leveraging gamification’s ability to enhance motivation, engagement and comprehension, alongside the immersive, accessible, and practical nature of metaverse environments, these methods can significantly improve learning outcomes. Two case studies from German universities highlight the distinct and complementary benefits of these approaches. Gamification fosters intrinsic motivation, deepens understanding of technical concepts, and enhances collaboration through game-based elements. Meanwhile, the metaverse facilitates realistic simulations, time- and location-independent learning, and the practical application of theoretical knowledge. Combined, these …

Leveraging Sensing As A Dynamic Capability: A Strategy-As-Practice Approach To Enhancing Organizational Resilience In Construction Firms, Zamageda Zungu, Samuel Laryea

CIB Conferences

This study examines how construction firms operationalize sensing as a dynamic capability to enhance resilience in the face of escalating environmental pressures, addressing critical gaps in research on organizational adaptation within the construction sector. Grounded in the strategy-as-practice perspective, the research employs a qualitative case study approach, gathering data through semi-structured interviews. Thematic analysis reveals the mechanisms by which sensing capabilities are developed and applied, emphasizing structured systems, iterative reviews, and strategic integration of technology. Findings highlight that tools like Entrepreneurial Operating Systems, AI, and drones play a pivotal role in enabling real-time risk identification and decision-making. Leadership-driven cultural practices, …

Open Building And Its Implementation In Architectural Education: From Reality And Practice To Pedagogy, Beisi Jia

CIB Conferences

The open buildings movement was one of the important architectural movements in the late 20th century. Open buildings have significantly contributed to the criticism of modernism and promoted sustainable architecture. However, the teaching concepts and methodology of open buildings still need to be integrated into traditional architectural design methods. In this work, a design course is introduced and analyzed on the basis of a joint teaching program with three universities in China. This study aims to demonstrate a set of teaching methodologies for students to experience the concepts of stability and mobility in design. The study first introduces the objectives, …

Strategic Facilities Management Contingencies Implemented By Office Real Estate Owners In Response To Drought Risks In Cape Town, Saul Nurick Dr, Kathy Michell Professor, David Porter Mr

CIB Conferences

Climate change has impacted the natural water supply in South Africa. This has resulted in a more intentional adoption of environmental, social and governance (ESG) initiatives, specifically within the context of real estate. Water management is one of the key ESG factors, which became apparent to office real estate owners during the 2018 drought in Cape Town. Strategic facilities management (FM) is recognised as the crucial link to ensure that strategic real estate goals are achieved. A form of strategic FM pertaining to water is defined as water management features and initiatives (WMFIs). The research comprised a multiple case study …

Balancing Density And Greenery: Addressing Urban Heat Islands In Transit-Oriented Development, Esraa Elmarakby, Hisham Elkadi

CIB Conferences

This study explores the relationship between urban form, green infrastructure, and the Urban Heat Island (UHI) effect in Manchester's Transit-Oriented Development (TOD) neighbourhoods: Manchester Piccadilly and East Didsbury. The research investigates how urban density, characterised by deep street canyons and lack of green spaces, influences the intensity of UHI effects. Land Surface Temperature (LST) and Normalised Difference Vegetation Index (NDVI) were mapped using remote sensing techniques to identify spatial patterns of heat intensity and vegetation coverage, respectively. The analysis revealed significant negative correlations between NDVI and UHI intensity in both areas, with East Didsbury exhibiting a stronger correlation than Manchester …

Advancing Circularity: A Review Of Technologies For Material Data Traceability In The Built Environment, Navoda Ranasinghe Mr., Niluka Domingo Dr, Ravindu Kahandawa

CIB Conferences

The construction industry is at a critical intersection, confronting the two challenges of rapid growth and the increasing demand for circularity. Implementing integrated information systems for tracking, managing, and evaluating material data is crucial for accelerating circular economy adoption in the built environment. Traceability is a vital element in the circular economy, enabling the tracking of material data throughout its entire lifecycle. However, there is no structured method to trace data from the extraction to the end-of-life stage, leading to the direct disposal of waste in landfills following the lack of comprehensive data. Thus, this study aims to identify digital …

Energy Consumption Intensity Indicators And Sustainability Benchmarking In The Hotel Industry: Perceptions Of Stakeholders In The Dach Region, Alexander Schick, Alexander Redlein

CIB Conferences

Current legislation mandates that some parts of the European hotel industry implement intensity metrics and benchmarking systems to monitor its environmental impact for non-financial reporting purposes. Comprehending and optimizing resource consumption is crucial for enhancing sustainability and boosting operational efficiency. This research aims to develop intensity indicators to measure energy consumption relevant to the hotel industry and create a framework for efficient benchmarking clusters. Using a qualitative research approach, 16 semi-structured interviews with four stakeholder groups from Germany, Austria, and Switzerland (DACH) are conducted to gain in-depth insights from different perspectives. Grounded Theory and content analysis serve as a methodology …

Interpretable Modelling Of Greenhouse Environment Through Sindy Approach, Hanyu Zhou, Yifan Ding, Chang’An Liu, Hongyi Wang

CIB Conferences

Modelling of greenhouse environment is crucial for maintaining the optimal environment for crop growth. Digital twins are widely used in greenhouse modeling due to their real-time reflection of reality. However, most existing Digital twins for greenhouse are based on data-driven models. This method is highly dependent on the dataset and lacks interpretability and generalizability. In this study, a knowledge-infused data-driven model was built by using sparse identification of nonlinear dynamical systems (SINDy). We collected 1927 sets of environmental data from a solar greenhouse in the cold region of China during the period from 22 February to 28 February 2024, and …