National Highway System Asset Management Program
The objective of the program is to highlight the importance of preserving the roadway system by incentivizing agencies to use asset management strategies that provide cost-effective solutions to maximize the life expectancy of a roadway.
NHS Asset Management Awards
Local Agency NHS route information
- Local Agency IRI Values (PDF 4.4MB) – International Roughness Index (IRI) values by roadway segment
- All NHS Route Segments (PDF 712KB) – list of local agency managed NHS segments as reported to FHWA
- Local Agency NHS Mileage Summary (PDF 69KB) – list of local agency lane miles
8,683 animals crossed the Snoqualmie Pass East Project area
as recorded by WSDOT and partners in 2020 and 2021.
46% increase in Amtrak Cascades ridership to 251,000 passengers
in 2021 compared to 172,000 in 2020.
Nine wetland and stream mitigation sites across 32.7 acres added
to our monitoring program in 2021 to help offset climate change impacts.