The standard road plans contained in this manual (commonly referred to as the "Red Book") have been developed to show standardized design features, construction methods and approved materials to be … [Read more...] about Iowa DOT Standard Road Plans
Traffic Signs
2021 Standard Drawings
Standard Drawings are a complete set of drawings, available for both English and Metric versions. Section 600 is for Incidental Construction and Section 800 is for Traffic Control Devices & … [Read more...] about 2021 Standard Drawings
Switched from Construction/Engineering Grade sheeting to High-Intensity sheeting for barrels and barricades
Hawaii DOT has been specifying high-intensity retroreflective sheeting on all of its barricades since the standard specifications were introduced in 1994. Traffic barrels are specified using the same … [Read more...] about Switched from Construction/Engineering Grade sheeting to High-Intensity sheeting for barrels and barricades
Switched from Construction/Engineering Grade sheeting to High-Intensity sheeting for barrels and barricades
See California's AUTHORIZED MATERIAL LIST FOR SIGNING AND DELINEATION MATERIALS for retroreflective sheeting for channelizers, barrier markers, delineators, cone sleeves, and drums on the web site … [Read more...] about Switched from Construction/Engineering Grade sheeting to High-Intensity sheeting for barrels and barricades
Switched from Construction/Engineering Grade sheeting to High-Intensity sheeting for barrels and barricades
Washington's specs requires any of the following reflective material on barrels: At least 2 orange and 2 white circumferential stripes. Each stripe shall be 4 to 6 inches wide and shall be … [Read more...] about Switched from Construction/Engineering Grade sheeting to High-Intensity sheeting for barrels and barricades
Switched from Construction/Engineering Grade sheeting to High-Intensity sheeting for barrels and barricades
Minnesota DOT requries the use of 3M Diamond Grade Sheeting on all barricades and drums, with Fluorescent Orange Diamond Grade Sheeting required instead of Standard Orange on drums. … [Read more...] about Switched from Construction/Engineering Grade sheeting to High-Intensity sheeting for barrels and barricades