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The Manual on Uniform Traffic Control Devices for Streets and Highways (usually referred to as the Manual on Uniform Traffic Control Devices, abbreviated MUTCD) is a document issued by the Federal Highway Administration (FHWA) of the United States Department of Transportation (USDOT) to specify the standards by which traffic signs, road surface markings, and signals are designed, installed ...
The California Manual on Uniform Traffic Control Devices (abbreviated CA MUTCD) is the standard for traffic signs, road surface markings, and traffic signals in the U.S. state of California. It is developed by the California Department of Transportation (Caltrans) Division of Safety Programs "in substantial conformance to" the national Manual ...
Traffic signs or road signs are signs erected at the side of or above roads to give instructions or provide information to road users. The earliest signs were simple wooden or stone milestones . Later, signs with directional arms were introduced, for example the fingerposts in the United Kingdom and their wooden counterparts in Saxony .
Signs including Stop, Yield, No Turns, No Trucks, No Parking, No Stopping, Minimum Speed, Right Turn Only, Do Not Enter, Weight Limit, and Speed Limit are considered regulatory signs. Some have special shapes, such as the octagon for the Stop sign and the crossbuck for railroad crossings.
Governor Phil Scott reached an agreement with the FHWA to use a dual sequential/mile-based exit numbering system starting in 2020. Under the agreement, existing sequential numbers will be retained, and supplemental signs added to each exit sign assembly indicating the mile-based exit number. [7]
The Ohio Manual of Uniform Traffic Control Devices (abbreviated OMUTCD) is the standard for traffic signs, road surface markings, and traffic signals in the U.S. state of Ohio. It is developed by the Ohio Department of Transportation 's Office of Roadway Engineering "in substantial conformance to" the national Manual on Uniform Traffic Control ...
Details of letter shape and spacing for these alphabet series are given in "Standard Alphabets for Traffic Control Devices", first published by the Bureau of Public Roads (BPR) in 1945 and subsequently updated by the Federal Highway Administration (FHWA). It is now part of Standard Highway Signs (SHS), the companion volume to the MUTCD which ...
The very first standardised road signs in Australia used yellow circular signs as regulatory signs, a feature now preserved in "pedestrian crossing" and "safety zone" signs. [ 2 ] In 1964, Australia adopted a variation of the American Manual on Uniform Traffic Control Devices (MUTCD) road sign design, which is a modified version of the 1954 ...