Browse Bridge Database
8,520 bridges in the FHWA National Bridge Inventory in Washington.
National Bridge Inventory Database
Browse 8,520 bridges from the Federal Highway Administration National Bridge Inventory. Filter by state, condition rating, or search by name and location.
| Bridge | Location | Condition | Year Built | Length | ADT |
|---|---|---|---|---|---|
| I-5 | Washington | Fair | 1975 | 97.2 m | 982 |
| JOE LEARY SL | Washington | Fair | 1950 | 21.9 m | 981 |
| SKOOKUMCHUCK RIVER | Washington | Fair | 1984 | 45.7 m | 981 |
| SKOOKUMCHUCK OVERFLOW | Washington | Good | 1996 | 10.1 m | 981 |
| HIGHLINE CANAL | Washington | Good | 1932 | 14.1 m | 979 |
| KALAMA RIVER | Washington | Good | 1952 | 134.4 m | 975 |
| SVID CANAL | Washington | Good | 2004 | 20.4 m | 972 |
| POTHOLES CANAL | Washington | Good | 2014 | 28.0 m | 972 |
| SVID CANAL | Washington | Good | 1969 | 21.0 m | 970 |
| CRAB CR | Washington | Good | 1953 | 35.1 m | 969 |
| BNSF RR | Washington | Good | 2003 | 56.6 m | 967 |
| I-90 | Washington | Fair | 1963 | 73.2 m | 966 |
| Manastash Creek | Washington | Good | 2019 | 21.3 m | 963 |
| FALLS CREEK | Washington | Fair | 1973 | 19.8 m | 962 |
| TEN MILE CR | Washington | Good | 1933 | 18.6 m | 961 |
| MORSE CREEK | Washington | Good | 1987 | 50.9 m | 960 |
| WESTSIDE DITCH | Washington | Fair | 1926 | 9.1 m | 959 |
| I-90 | Washington | Poor | 1966 | 68.0 m | 958 |
| DUNGENESS RIVER | Washington | Fair | 1964 | 61.3 m | 958 |
| N FK TOUTLE RIVER | Washington | Poor | 1965 | 150.3 m | 955 |
| LAKE SAMISH | Washington | Poor | 1953 | 76.5 m | 955 |
| SULPHER CREEK WASTEWAY | Washington | Good | 1972 | 27.4 m | 954 |
| LITTLE PILCHUCK CREEK | Washington | Poor | 1961 | 12.4 m | 953 |
| HILINE CANAL | Washington | Good | 1993 | 23.2 m | 952 |
| CALIFORNIA CR | Washington | Good | 1956 | 51.5 m | 951 |
| FLUSHING CHANNEL | Washington | Good | 1990 | 8.2 m | 950 |
| HELL ROARING CREEK | Washington | Good | 1981 | 36.6 m | 950 |
| ALDER CREEK | Washington | Good | 1972 | 20.5 m | 950 |
| WILLOUGHBY CREEK | Washington | Good | 1962 | 21.3 m | 950 |
| MISSION CREEK | Washington | Fair | 1990 | 17.8 m | 950 |
| ALDER CREEK TRIBUTARY | Washington | Good | 2013 | 8.1 m | 950 |
| WHIPPLE CREEK | Washington | Good | 2018 | 137.8 m | 950 |
| SULLIVAN CREEK | Washington | Poor | 1927 | 54.9 m | 949 |
| UNNAMED CREEK | Washington | Good | 2020 | 8.1 m | 949 |
| MILL CREEK | Washington | Poor | 1947 | 24.4 m | 948 |
| BOISE CREEK | Washington | Poor | 1956 | 11.6 m | 947 |
| LITTLE SPOKANE RIVER | Washington | Fair | 1962 | 23.5 m | 944 |
| SPRING CREEK | Washington | Fair | 1988 | 94.5 m | 943 |
| ELWELL CREEK | Washington | Good | 1973 | 30.8 m | 943 |
| POTHOLES EAST CANAL | Washington | Good | 1954 | 18.6 m | 943 |
| POTHOLES EAST CANAL | Washington | Fair | 1954 | 10.4 m | 943 |
| PANAMAKER CREEK | Washington | Fair | 1961 | 7.0 m | 943 |
| LOWER LEWIS CR | Washington | Good | 1949 | 11.9 m | 942 |
| UPPER LEWIS CR | Washington | Good | 1949 | 21.0 m | 942 |
| DEVILS CREEK | Washington | Fair | 1949 | 51.4 m | 942 |
| WHIPPLE CREEK | Washington | Fair | 1963 | 12.7 m | 939 |
| Buck Bay | Washington | Good | 2011 | 13.4 m | 939 |
| SALMON CREEK | Washington | Fair | 1960 | 13.1 m | 938 |
| ALDER CREEK | Washington | Poor | 1965 | 66.4 m | 936 |
| I-5 | Washington | Good | 1975 | 124.1 m | 936 |
Frequently Asked Questions
The National Bridge Inventory (NBI) is a federal database maintained by the Federal Highway Administration containing inspection data for all bridges on public roads in the U.S. with a span of more than 20 feet. Bridge owners must inspect each structure at least every 24 months.
ADT stands for Average Daily Traffic, the average number of vehicles crossing the bridge per day. Bridges are sorted by ADT by default because high-traffic bridges in poor condition pose the greatest risk to the most people.
Yes. Use the search field above to find bridges by name, location, or features crossed. You can also combine the search with state and condition filters to narrow your results.