The Federal Highway Administration (FHWA) proposes changes to the Work Zone Safety and Mobility and Temporary Traffic Control Devices regulations (23 CFR 630, Subparts J & K) through a Notice of … [Read more...] about Federal Highway Administration Calls for Comment on NPRM for Work Zone Safety and Mobility and Temporary Traffic Control Devices
Economic and Social Factors
Data-Driven Work Zone Process Reviews Case Study: Illinois Department of Transportation
Federal regulations in 23 CFR Part 630 Subpart J require States to conduct a work zone process review (WZPR) every 2 years to evaluate work zone processes and procedures, as well as identify … [Read more...] about Data-Driven Work Zone Process Reviews Case Study: Illinois Department of Transportation
Work Zone Capacity Estimation for High Truck Volume Routes in Arkansas: Predicting Highway Capacity through Work Zones With High Truck Volumes and Reduced Lane Geometry Based Upon Local Conditions
Work zones on freeways are estimated to contribute to nearly 24 percent of non‐recurring delay. Prior to 2010, the Highway Capacity Manual (HCM) provided limited guidance on vehicular capacity … [Read more...] about Work Zone Capacity Estimation for High Truck Volume Routes in Arkansas: Predicting Highway Capacity through Work Zones With High Truck Volumes and Reduced Lane Geometry Based Upon Local Conditions
Data-Driven Work Zone Process Reviews Case Study: Virginia Department of Transportation
Federal regulations in 23 CFR part 630 subpart J require State highway agencies to conduct a Work Zone Process Review (WZPR) every 2 years to evaluate work zone processes and procedures, as well as … [Read more...] about Data-Driven Work Zone Process Reviews Case Study: Virginia Department of Transportation
Methodology for Monitoring Work Zones Traffic Operations Using Connected Vehicle Data
The National Work Zone Safety Information Clearinghouse estimated there were approximately 115,000 work zone crashes with 842 fatalities in 2019. There is broad consensus that it is important for … [Read more...] about Methodology for Monitoring Work Zones Traffic Operations Using Connected Vehicle Data
Impact of Safety Measures for Hazard Recognition on the Rate of Accidents on Construction Sites in Abuja, Nigeria
This study evaluated the impact of safety measures for hazard recognition on the rate of accidents on construction sites in Abuja, Nigeria. A survey design was adopted through a quantitative study … [Read more...] about Impact of Safety Measures for Hazard Recognition on the Rate of Accidents on Construction Sites in Abuja, Nigeria