<p>The transition toward a Circular Economy (CE) in the construction sector increasingly relies on advanced digital technologies that enhance resource efficiency, material traceability, and lifecycle optimisation. This systematic review applies Screening Papers Algorithm (SPA) integrated with a Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) workflow to identify 112 high-quality peer-reviewed studies published between 2016 and 2025. Scientometric mapping demonstrates steady growth in scientific output, broader international collaboration, and a thematic evolution from general sustainability discussions toward highly data-driven circularity applications. Digital technologies including Building Information Modelling (BIM), the Internet of Things (IoT), Artificial Intelligence (AI), Machine Learning (ML), Smart Data Analytics, Digital Twin (DT) systems, Blockchain (BC), Robotics and Automation (R&amp;A), Computer Vision (CV), Radio-Frequency Identification (RFID), Three-Dimensional Printing Systems (3PS), Digital Project Management (DPM), and Material Passport Platforms (MPP) were classified and mapped against seven Circular Economy strategies and four value-chain phases. The findings reveal strong digital maturity in Sustainable Planning, Material Flow optimisation, and Lifecycle Design, driven predominantly by Building Information Modelling, Internet of Things sensors, Artificial Intelligence and Machine Learning analytics, and Digital Twin platforms. In contrast, the Reuse and Recycling phase and Resource and Safety Frameworks exhibit limited digital integration, especially in end-of-life activities such as deconstruction, material recovery, and circular reintegration. Cross-technology synergy analysis indicates well-developed linkages such as Building Information Modelling–Internet of Things and Building Information Modelling–Artificial Intelligence/Machine Learning, while combinations such as Blockchain–Material Passport Platforms and Robotics–Computer Vision remain nascent. This review proposes a multi-layered Digital Circular Construction Framework that demonstrates how interconnected digital ecosystems operationalise circularity across the built environment and identifies critical research gaps requiring advancement, particularly in authenticated material traceability, automated deconstruction processes, and circular value-chain intelligence.</p>

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Digital technologies in circular construction: a structured mapping of technology, strategy and lifecycle integration

  • Ahsan Waqar

摘要

The transition toward a Circular Economy (CE) in the construction sector increasingly relies on advanced digital technologies that enhance resource efficiency, material traceability, and lifecycle optimisation. This systematic review applies Screening Papers Algorithm (SPA) integrated with a Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) workflow to identify 112 high-quality peer-reviewed studies published between 2016 and 2025. Scientometric mapping demonstrates steady growth in scientific output, broader international collaboration, and a thematic evolution from general sustainability discussions toward highly data-driven circularity applications. Digital technologies including Building Information Modelling (BIM), the Internet of Things (IoT), Artificial Intelligence (AI), Machine Learning (ML), Smart Data Analytics, Digital Twin (DT) systems, Blockchain (BC), Robotics and Automation (R&A), Computer Vision (CV), Radio-Frequency Identification (RFID), Three-Dimensional Printing Systems (3PS), Digital Project Management (DPM), and Material Passport Platforms (MPP) were classified and mapped against seven Circular Economy strategies and four value-chain phases. The findings reveal strong digital maturity in Sustainable Planning, Material Flow optimisation, and Lifecycle Design, driven predominantly by Building Information Modelling, Internet of Things sensors, Artificial Intelligence and Machine Learning analytics, and Digital Twin platforms. In contrast, the Reuse and Recycling phase and Resource and Safety Frameworks exhibit limited digital integration, especially in end-of-life activities such as deconstruction, material recovery, and circular reintegration. Cross-technology synergy analysis indicates well-developed linkages such as Building Information Modelling–Internet of Things and Building Information Modelling–Artificial Intelligence/Machine Learning, while combinations such as Blockchain–Material Passport Platforms and Robotics–Computer Vision remain nascent. This review proposes a multi-layered Digital Circular Construction Framework that demonstrates how interconnected digital ecosystems operationalise circularity across the built environment and identifies critical research gaps requiring advancement, particularly in authenticated material traceability, automated deconstruction processes, and circular value-chain intelligence.