This document describes the importance of ensuring good positive guidance when implementing a work zone traffic control plan. Four key concepts are emphasized: ensuring that all driver information … [Read more...] about Guidelines on Ensuring Positive Guidance in Work Zones
Temporary Pavement Markings
Pavement Marking Warranty Specifications: A Synthesis of Highway Practice
This synthesis study updates information on the use of pavement marking warranties by U.S. state departments of transportation (DOTs) and Canadian provincial/territorial transportation agencies. It … [Read more...] about Pavement Marking Warranty Specifications: A Synthesis of Highway Practice
Temporary Wet-Weather Pavement Markings for Work Zones
This final report summarizes the work completed during Phase I of the project. The project aims to refine and evaluate a paint and drop-on element-based all-weather pavement marking system customized … [Read more...] about Temporary Wet-Weather Pavement Markings for Work Zones
Field Studies of Temporary Pavement Markings for Work Zones on Two-Lane Rural Highways
In response to FHWA's proposed rule requiring that all states use 4-ft pavement markings on 40-ft centers as temporary markings in highway work zones, NCHRP awarded a research contract to the Texas … [Read more...] about Field Studies of Temporary Pavement Markings for Work Zones on Two-Lane Rural Highways
Development of Improved Procedures for Removing Temporary Pavement Markings during Highway Construction
During highway construction, temporary pavement markings are a common necessity as is their subsequent removal. Current methods to remove markings have often been unsatisfactory, leaving pavement … [Read more...] about Development of Improved Procedures for Removing Temporary Pavement Markings during Highway Construction
Improvements and New Concepts for Traffic Control in Work Zones. Volume 3. Pavement Marking Patterns
This report summarizes the results of an evaluation of temporary pavement markings under both daytime and nighttime driving conditions. The study was conducted on a test track at a proving grounds … [Read more...] about Improvements and New Concepts for Traffic Control in Work Zones. Volume 3. Pavement Marking Patterns