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-90 | Washington | Fair | 1959 | 76.2 m | 517 |
| ROZA CANAL | Washington | Good | 1970 | 9.8 m | 517 |
| I-5 | Washington | Fair | 1959 | 91.7 m | 516 |
| STILLAGUAMISH RIVER | Washington | Fair | 1963 | 62.8 m | 516 |
| Cayou Valley Lagoon | Washington | Good | 2016 | 24.4 m | 516 |
| WETLAND MIT. CHANNEL | Washington | Good | 1996 | 19.5 m | 515 |
| NORTH TOUCHET RIVER | Washington | Fair | 1997 | 30.5 m | 515 |
| CORMORANT PASSAGE | Washington | Good | 1998 | 58.5 m | 515 |
| TAHUYA ESTUARY | Washington | Fair | 1961 | 37.6 m | 513 |
| DONOVAN CREEK | Washington | Good | 2006 | 21.3 m | 513 |
| Great Bend Creek | Washington | Good | 2022 | 7.3 m | 513 |
| WHISKEY CREEK | Washington | Good | 2006 | 6.7 m | 511 |
| WEST CANAL | Washington | Good | 2006 | 19.5 m | 511 |
| ROZA CANAL | Washington | Good | 1934 | 22.3 m | 510 |
| TOUTLE RIVER | Washington | Fair | 1935 | 111.6 m | 509 |
| MIMA CREEK | Washington | Good | 1972 | 9.8 m | 508 |
| MUD CREEK | Washington | Good | 1991 | 7.9 m | 508 |
| Baker Creek | Washington | Good | 2021 | 8.5 m | 508 |
| PARKE CREEK | Washington | Fair | 1955 | 9.4 m | 507 |
| OLD RAILROAD BED | Washington | Good | 1969 | 46.6 m | 507 |
| SO FORK NASELLE RIVER | Washington | Fair | 1965 | 36.6 m | 506 |
| SPRING VALLEY CREEK | Washington | Fair | 1930 | 7.3 m | 506 |
| BALCH PASSAGE | Washington | Good | 1984 | 104.9 m | 505 |
| DRY CREEK | Washington | Good | 1966 | 43.0 m | 504 |
| COLVILLE RIVER | Washington | Fair | 1966 | 20.1 m | 503 |
| PARADISE CREEK | Washington | Good | 2007 | 30.5 m | 503 |
| UNION FLAT CREEK | Washington | Good | 2000 | 29.0 m | 501 |
| TEN MILE CRK | Washington | Good | 2011 | 27.4 m | 501 |
| BLACK RIVER OVERFLOW | Washington | Good | 1978 | 15.2 m | 500 |
| WIHLAMETTE SLOUGH | Washington | Good | 1972 | 48.7 m | 500 |
| CREEK | Washington | Good | 1980 | 10.5 m | 500 |
| OVERFLOW CHANNEL | Washington | Poor | 1970 | 8.8 m | 500 |
| BLACK RIVER | Washington | Good | 1984 | 63.8 m | 500 |
| OVERFLOW CHANNEL | Washington | Good | 2022 | 12.7 m | 500 |
| LITTLE HOQUIAM RIVER | Washington | Fair | 1985 | 448.1 m | 500 |
| BNSF RR | Washington | Good | 2023 | 50.9 m | 500 |
| EVANS CREEK | Washington | Fair | 1913 | 10.1 m | 500 |
| GUEMES CHANNEL | Washington | Fair | 1925 | 62.5 m | 500 |
| GUEMES CHANNEL | Washington | Fair | 1981 | 50.3 m | 500 |
| CLARKS CREEK | Washington | Good | 1939 | 18.6 m | 500 |
| COAL CREEK | Washington | Fair | 1980 | 14.0 m | 500 |
| PINE CREEK | Washington | Good | 1982 | 29.0 m | 500 |
| ASOTIN CREEK | Washington | Fair | 1920 | 32.0 m | 500 |
| DAVIS CREEK | Washington | Good | 1940 | 20.4 m | 500 |
| SILVER CREEK | Washington | Fair | 1980 | 19.5 m | 500 |
| Sullivan Creek | Washington | Good | 1989 | 50.0 m | 500 |
| CREEK | Washington | Good | 1900 | 10.1 m | 500 |
| GOOSE CREEK | Washington | Good | 1991 | 14.3 m | 500 |
| WHATCOM CREEK | Washington | Good | 2000 | 22.9 m | 500 |
| UNNAMED CREEK | Washington | Good | 1994 | 15.8 m | 500 |
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.