Work Zone Traffic Control Guidelines for Maintenance Operations
Publication Number
M 54-44
Publication Version
M 54-44.09
Publication Date
Manual Manager
Steve Haapala (360-705-7241)
Originator
Traffic Operations Division
Subject
Traffic control devices in work zones.
The traffic control plans contained in this booklet are furnished as a guide to be used along with good judgment. Minor modifications may be made, as necessary, to accommodate site conditions; however, a plan's original intent must be maintained. An alternate plan should be considered if substantial revisions are needed.
166,800 electric vehicle
registrations in Washington in 2023, up from 114,600 in 2022.
87 wetland compensation sites
actively monitored on 918 acres in 2023.
25,000 safe animal crossings
in the Snoqualmie Pass East Project area since 2014.