Labor Day weekend traffic is typically heavier than any other weekend of the year on state highways, often doubling the summer weekend average, according to WSDOT.
Contractors have been working to stabilize slopes and repave worn-out sections of U.S. 12 between Morton and Yakima since the beginning of August, using pilot vehicles to lead motorists through four different work zones along a 57-mile stretch of the cross-Cascade highway.
The Associated Press
