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
Evaluation and Assessment
Improving Work Zone Safety With Intrusion Alarms
A work zone intrusion alarm (WZIA) system is a set of equipment that is intended to recognize when a work zone intrusion is occurring, and provide audible, visual, or vibratory alarms to rapidly alert … [Read more...] about Improving Work Zone Safety With Intrusion Alarms
Work Zone Intelligent Transportation Systems – Technology Supplement
This report represents a technology supplement to the 2014 Work Zone Intelligent Transportation Systems (WZITS) Implementation Guide (Report No. FHWA-HOP-14-008). The Guide forms the foundational … [Read more...] about Work Zone Intelligent Transportation Systems – Technology Supplement
TRB Webinar: Using Smart Work Zone Technologies to Improve Safety
Smart technologies help state departments of transportation (DOTs) improve work zone safety for motorists, construction and maintenance workers, and other users of the transportation system. TRB … [Read more...] about TRB Webinar: Using Smart Work Zone Technologies to Improve Safety
Method for Estimating Capacity and Measures of Effectiveness of Two-Lane Highway Work Zones
The present study proposes a method for determining the capacity and measures of effectiveness of two-lane highway work zones. Therefore, a deterministic mathematical formulation was developed based … [Read more...] about Method for Estimating Capacity and Measures of Effectiveness of Two-Lane Highway Work Zones
Safety Activity Analysis Framework to Evaluate Safety Performance in Construction
The construction work environment remains one of the most hazardous worldwide. As a result of dangerous working environments, construction workers often face safety and health risks throughout the … [Read more...] about Safety Activity Analysis Framework to Evaluate Safety Performance in Construction