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A hybrid simulation approach for integrating safety behavior into construction planning: An earthmoving case study
Yang Miang Goh1, Mohamed Jawad Askar Ali1
1Safety and Resilience Research Unit (SaRRU), Department of Building, School of Design and Environment, National University of Singapore, 4 Architecture Drive, Singapore 117566, Singapore.
Accident; Analysis and Prevention
|October 13, 2015
Summary
Improving construction safety requires addressing systemic issues. A new hybrid simulation framework integrates safety management into planning, using intelligent agents and system dynamics for better worker behavior analysis.
Area of Science:
- Construction Management
- Occupational Safety and Health
- Simulation Modeling
Background:
- Worker unsafety stems from systemic issues like poor safety culture, production pressure, and inadequate resources.
- Current construction planning lacks tools to assess upstream decisions' impact on worker safety behavior.
- Simulation techniques are underutilized in construction safety management research.
Purpose of the Study:
- To propose a hybrid simulation framework for integrating safety management into construction activity simulation.
- To develop a tool that helps managers assess the impact of planning decisions on worker safety.
- To explore the application of sensitivity analysis and factorial experiments in safety management simulation.
Main Methods:
- A hybrid simulation framework combining discrete event simulation (DES), agent-based simulation (ABS), and system dynamics (SD).
- Utilizing heterogeneous, interactive, and intelligent agents to represent workers and resources.
- Incorporating cognitive and physiological aspects of agents via the SD approach.
Main Results:
- The proposed hybrid framework enables a more natural representation of complex construction dynamics.
- Demonstrated the framework's utility through a hypothetical case study.
- Showcased the application of sensitivity analysis and factorial experiments for future research guidance.
Conclusions:
- The hybrid simulation framework offers a novel approach to integrate safety management into construction planning.
- This method can help identify and mitigate systemic issues affecting worker safety behavior.
- Further research should explore factorial experiments and sensitivity analysis within simulation for enhanced safety management.
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