In Wisconsin, almost all orange signs require fluorescent sheeting with minimum reflectivity of ASTM Type IV. Stop, Yield, Do Not Enter, and Wrong Way signs use high-intensity sheeting. Other signs … [Read more...] about Type of sheeting specified on signs
Communication and Control
Type of sheeting specified on signs
In Indiana, high-intensity construction grade sheeting is specified on signs. But Indiana also allows the use of fluorescent orange sheeting. … [Read more...] about Type of sheeting specified on signs
Type of sheeting specified on signs
Diamond grade and fluorescent diamond grade sheeting are specified on signs in Minnesota. … [Read more...] about Type of sheeting specified on signs
Laboratory-Accelerated Versus Outdoor Weathering for Retroreflective Sheeting Specifications
Laboratory-accelerated weathering tests are used instead of outdoor weathering tests in specifications for products intended for long-term outdoor use because they provide fast results. These … [Read more...] about Laboratory-Accelerated Versus Outdoor Weathering for Retroreflective Sheeting Specifications
Fluorescent Orange Sign Sheeting Evaluation by a State DOT
The following paper describes the first phase of the Arizona Department of Transportation (ADOT) fluorescent orange sign sheeting evaluation. The general goal of the evaluation was to develop a … [Read more...] about Fluorescent Orange Sign Sheeting Evaluation by a State DOT
Traffic Sign RetroReflective Sheeting Identification Guide
This document is intended to help identify sign sheeting materials for rigid signs and their common specification designations. It is not a qualified product list. FHWA does not endorse or approve … [Read more...] about Traffic Sign RetroReflective Sheeting Identification Guide