This report presents the results of work zone field data analyzed on interstate highways in Missouri to determine the mean breakdown and queue-discharge flow rates as measures of capacity. Several … [Read more...] about Missouri Work Zone Capacity: Results of Field Data Analysis
Cost-Benefit Analysis of Sequential Warning Lights in Nighttime Work Zone Tapers
Improving safety at nighttime work zones is important because of the extra visibility concerns. The deployment of sequential lights is an innovative method for improving driver recognition of lane … [Read more...] about Cost-Benefit Analysis of Sequential Warning Lights in Nighttime Work Zone Tapers
TRIMARC’s Importance Heightened Since Sherman Minton Bridge Closure
After the Sherman Minton Bridge closure in September 2011, the TRIMARC Traffic Operations Center has played an important role in interstate monitoring and fixing traffic flow issues by providing … [Read more...] about TRIMARC’s Importance Heightened Since Sherman Minton Bridge Closure
Work-Zone Safety: Protective Services
A Texas Transportation Institute team, led by Jerry Ullman, has set out to find out when it is most cost effective to use barriers. The team compared the cost of installing and maintaining traffic … [Read more...] about Work-Zone Safety: Protective Services
Alaska Highway Preconstruction Manual, Chapter 14. Highway Work Zone Safety and Traffic Control Plans
The Alaska Highway Preconstruction Manual Chapter 14 revision is effective June 15, 2018. This chapter provides guidance and establishes procedures for developing Traffic Control Plans, Traffic … [Read more...] about Alaska Highway Preconstruction Manual, Chapter 14. Highway Work Zone Safety and Traffic Control Plans