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Integrated BIM and VR to implement IPD mode in transportation infrastructure projects: System design and case
Ziqi Hao1,2, Wensheng Zhang1, Yunche Zhao1
1School of Traffic and Transportation, Shijiazhuang Tiedao University, Shijiazhuang, China.
Plos One
|November 11, 2021
Summary
This study introduces a Building Information Modeling and Virtual Reality system for transportation infrastructure design, enhancing communication and promoting Integrated Project Delivery (IPD) for complex projects.
Area of Science:
- Civil Engineering
- Computer Science
- Architecture
Background:
- Transportation infrastructure projects face communication challenges, hindering Integrated Project Delivery (IPD) adoption.
- Complex designs in transportation infrastructure necessitate advanced visualization and collaboration tools.
Purpose of the Study:
- To develop and evaluate a Building Information Modeling (BIM) and Virtual Reality (VR) based design simulation and communication system for transportation infrastructure (DSC-BV-TI).
- To assess the system's effectiveness in improving communication, facilitating decision-making, and promoting IPD in transportation projects.
Main Methods:
- Integration of BIM models with an immersive VR environment developed using a game engine.
- Implementation of simulation functions including design, weather, virtual driving, sight distance, and visual simulation.
- Application of the system to the Jinjiazhuang Extra-Long Tunnel project for the 2022 Winter Olympics.
Main Results:
- The DSC-BV-TI system enabled immersive visualization, virtual driving, and multi-weather simulations for transportation infrastructure design.
- The system facilitated communication and decision-making within the IPD framework for tunnel design aspects like speed limits.
- A questionnaire survey identified 8 advantages (e.g., high fidelity, efficiency, low cost) and 4 disadvantages of the DSC-BV-TI system.
Conclusions:
- The DSC-BV-TI system effectively bridges communication gaps between design teams and stakeholders in transportation infrastructure.
- The system demonstrably promotes the implementation of Integrated Project Delivery (IPD) in complex transportation projects.
- Suggestions for system improvement were derived from research findings to further enhance its utility.
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