In the U.S., total 94,000 crashes (Fatal 710, Injury 36,290, and PDO 57,000) occurred in work zones in 2017. The economic cost to these crashes is estimated at nearly $17.5 billion. Data revealed that … [Read more...] about An Optimization Methodology to Improve Work Zone Safety Within a Limited Budget in a Roadway Network
Benefit Cost Analysis
Crowdsourcing for Operations
Crowdsourcing turns transportation system users into real-time sensors on system performance, providing low-cost, high-quality data on traffic operations, roadway conditions, travel patterns, and … [Read more...] about Crowdsourcing for Operations
Feasibility Study of Driverless Maintenance in Highway Construction Zones
Highway construction zones post a danger to both road workers and road users because of the change of road condition and speed variance. Driverless maintenance is expected to improve traffic safety by … [Read more...] about Feasibility Study of Driverless Maintenance in Highway Construction Zones
Cost Benefit: Wichita Eases Workzone Congestion
Delays in work zones have caused about 10% of highway congestion in the US. The lack of accessible real-time traffic information to help motorists is a major contributor. One effective solution is the … [Read more...] about Cost Benefit: Wichita Eases Workzone Congestion
Cost-Benefit Analysis & Justification: Mobile Barriers MBT-1
This document was prepared by the author for inclusion into a DHS/FEMA funding request. It includes supporting documents prepared for the California Department of Transportation (CALTRANS) and for … [Read more...] about Cost-Benefit Analysis & Justification: Mobile Barriers MBT-1
Balsi Beam Deployment Support
This study deals with a cost benefit analysis of the Balsi Beam Crash protection System. This system has been developed by the California Department of Transportation (Caltrans) to provide positive … [Read more...] about Balsi Beam Deployment Support