Manual on Uniform Traffic Control Devices for Streets and Highways, 2009
The Manual on Uniform Traffic Control Devices for Streets and Highways, or MUTCD, defines the standards used by road managers nationwide to install and maintain traffic control devices on all public streets, highways, bikeways, and private roads open to public travel. The MUTCD is published by the Federal Highway Administration (FHWA) under 23 Code of Federal Regulations (CFR), Part 655, Subpart F.