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
Traffic Control Devices
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
Use of orange fluorescent sheeting on STOP/SLOW paddles
Virginia DOT has required the use of fluorescent orange prismatic lens sheeting for the SLOW side of the paddle, and high-intensity (encapsulated lens) sheeting for the STOP side of the paddle, since … [Read more...] about Use of orange fluorescent sheeting on STOP/SLOW paddles
Use of orange fluorescent sheeting on STOP/SLOW paddles
In Illinois, the use of fluorescsent orange slow side on the stop/slow paddle is required when the advance signing is fluorescent orange. Illinois specifications require this on all construction jobs … [Read more...] about Use of orange fluorescent sheeting on STOP/SLOW paddles
Use of orange fluorescent sheeting on STOP/SLOW paddles
Iowa requires the use of the florescent orange sheeting on the STOP/SLOW paddles for two-lane roadways. Iowa DOT's GENERAL SUPPLEMENTAL SPECIFICATIONS for CONSTRUCTION PROJECTS says: "STOP/SLOW and … [Read more...] about Use of orange fluorescent sheeting on STOP/SLOW paddles