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A comprehensive framework for evaluating bridge project rework through earned value management (EVM) and building
Sara M Elseufy1, Ayman Hussein2, Mohamed Badawy2
1Structural Engineering Department, Faculty of Engineering, Ain Shams University, Cairo, Egypt. Sara.elseufy2292@outlook.com.
Scientific Reports
|February 14, 2026
Summary
Building Information Modeling (BIM) significantly reduces rework in bridge construction, leading to substantial time savings of 70-85% and cost reductions of 65-75%. This enhances project schedule and cost performance.
Area of Science:
- Construction Management
- Civil Engineering
- Information Technology in Construction
Background:
- Rework poses significant challenges to bridge project delivery, impacting cost, schedule, and resource efficiency.
- Minimizing rework is crucial for improving project outcomes in the construction industry.
Purpose of the Study:
- To investigate the impact of Building Information Modeling (BIM) on reducing rework in bridge construction.
- To quantify the effects of BIM on rework ratio, cost, and schedule performance.
Main Methods:
- Comparative analysis of bridge projects with and without BIM implementation.
- Utilized pre- and post-interviews, data analysis, and Earned Value Management (EVM).
- Evaluated rework ratio, time wastage, cost savings, Schedule Performance Indicator (SPI), and Cost Performance Indicator (CPI).
Main Results:
- BIM adoption led to estimated time wastage reductions of 70-85% and cost savings of 65-75%.
- Earned Value Management (EVM) analysis showed improvements: SPI increased by 0.264 and CPI by 0.216.
- Observed significant mitigation of rework-related inefficiencies through BIM implementation.
Conclusions:
- BIM has the potential to enhance cost and schedule outcomes in bridge construction by mitigating rework.
- Project delivery effectiveness can be improved through BIM-enabled project management practices.
- Outcomes are context-dependent, varying with project scale, scope, and implementation strategies.
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