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Traffic Arterials

Arterial Classifications

Pierce County's Road Arterial Classification list



The Manual on Uniform Traffic Control Devices is a federal publication that Washington State has adopted as our standard. Traffic control devices include signal lights, traffic signs, and pavement markings. The MUTCD covers all aspects of the placement, construction, and maintenance of every form of approved traffic control.


Annual Highlights

The Traffic Section publishes a collection of each year's highlights and accomplishments.