Safety Benefits of TCDs Anonym / Friday, November 30, 2018 0 0 Article rating: No rating This research studies the upgrade programs implemented by Sioux City, IA, Mendocino, CA, Putnam County, NY, and the Insurance Institute of British Columbia, Canada, and identifies other projects that upgraded sign materials. The research evaluates each implementation practice and examines the crash results, including crash types, sign locations in relation to the crashes, time of day, light vs. dark, weather, and other factors that may have influenced the signs’ effectiveness. In addition, state and/or national baseline crash information for the same time periods will help establish trends. Read more
Sign Luminance Effect on Info Acquisition - Iowa -2008 Anonym / Friday, November 30, 2018 0 0 Article rating: No rating This study investigated the effect of (legend) luminance and letter size on the information acquisition time and transfer accuracy from simulated traffic signs. Read more
Key Facts Regarding Street Sign and Sign Retroreflectivity Requirements Anonym / Friday, November 30, 2018 0 0 Article rating: No rating Read more
Minimum Retroreflectivity Levels for Overhead Guide Signs and Street-Name Signs Anonym / Friday, November 30, 2018 0 0 Article rating: No rating Report FHWA-RD-03-082 presents the results of a study that investigated the nighttime visibility needs of drivers for viewing overhead guide signs and street name signs. This effort reviewed past research and current practices to design a series of field tests. Read more
HFST Frequently Asked Questions from the FHWA Anonym / Thursday, November 29, 2018 0 0 Article rating: No rating Read more
Green Color Bicycle Lane Surfacing Installers and Manufacturers Anonym / Thursday, November 29, 2018 0 0 Article rating: No rating The proposed specification falls under the jurisdiction of the AASHTO SOM, Technical Section 4C, Coatings, Paints, Preservatives, Bonding Agents and Traffic Markings. It was approved by the Technical Section for review by the various AASHTO Materials Engineers. Read more
HFST for Asphalt Pavements, Section 431 - Provision 12-0817 (01-09-14) Anonym / Thursday, November 29, 2018 0 0 Article rating: No rating Read more
HFST, Section 405 (2004) Anonym / Thursday, November 29, 2018 0 0 Article rating: No rating Read more
Thin HFST Specification for Asphalt or Concrete, Section 10-1.18 Anonym / Thursday, November 29, 2018 0 0 Article rating: No rating Read more
HFST, Section 37-6 (01-15-14) Anonym / Thursday, November 29, 2018 0 0 Article rating: No rating Read more
17May2022 Traffic fatalities rose an estimated 10.5% in 2021, reach 16-year high, NHTSA reports Tuesday, May 17, 2022 Read more