Highway Surveying Manual

Publication Number
M 22-97
Publication Date
Manual Manager
Bill Mumma
Design Office, Engineering and Regional Operations Division
Surveying methods and standard surveying practices of the department.

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.