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
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
Traffic Manual
This Traffic Manual is applicable to the Idaho State highway system and to signing on local roads and streets adjacent and related to the State highway system. It includes the following sections: … [Read more...] about Traffic Manual
Nighttime Visibility of Prototype Work Zone Markings Under Dry, Wet-Recovery, and Rain Conditions
This paper presents the findings of a dynamic pavement marking visibility study conducted as part of the FHWA Highways for LIFE Technology Partnerships Program Temporary Wet-Weather Pavement Markings … [Read more...] about Nighttime Visibility of Prototype Work Zone Markings Under Dry, Wet-Recovery, and Rain Conditions
Red Retroreflective Raised Pavement Markings: Driver Understanding of Their Purpose
Research was conducted to evaluate drivers' understanding of red retroreflective raised pavement markers (RRPMs) on two-lane and four-lane undivided and divided roadways. The study included 191 … [Read more...] about Red Retroreflective Raised Pavement Markings: Driver Understanding of Their Purpose
Signs & Pavement Markings Technician Level I
This certification program provides an introduction to the latest technology, materials, and rules and regulations that are used for the installation and maintenance of signs and pavement markings on … [Read more...] about Signs & Pavement Markings Technician Level I