Highway Engineering Field Formulas
Publication URL
Publication Number
M 22-24
Publication Version
1998
Publication Date
Manual Manager
Design Office
Originator
Engineering and Environmental Programs
The Highway Engineering Field Formulas provides formulas for laying out horizontal and vertical highway curves, formulas for roadway cross slopes and shoulders, and mathematical equations for areas and volumes.
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.