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 |
|---|---|---|---|---|---|
| ZINTEL CANYON | Washington | Good | 1995 | 112.8 m | 13,740 |
| SALMON CREEK | Washington | Good | 1986 | 37.2 m | 13,724 |
| SNOW CREEK | Washington | Good | 1986 | 21.6 m | 13,724 |
| MOSES LAKE | Washington | Fair | 1958 | 77.4 m | 13,711 |
| MOSES LAKE | Washington | Fair | 1958 | 77.4 m | 13,711 |
| CITY STREETS | Washington | Fair | 1964 | 204.8 m | 13,703 |
| I-5 | Washington | Fair | 1964 | 126.8 m | 13,701 |
| RAILROAD | Washington | Poor | 1928 | 63.4 m | 13,700 |
| Stormwater Facility | Washington | Good | 2021 | 27.1 m | 13,683 |
| SPOKANE RIVER | Washington | Good | 1997 | 139.5 m | 13,680 |
| KELSEY CREEK | Washington | Good | 1972 | 11.3 m | 13,668 |
| SKOOKUMCHUCK RIVER | Washington | Good | 2013 | 93.0 m | 13,656 |
| SR 3 | Washington | Good | 1972 | 64.9 m | 13,643 |
| LUTHER ROAD | Washington | Good | 1980 | 35.1 m | 13,575 |
| LUTHER ROAD | Washington | Fair | 1981 | 35.1 m | 13,575 |
| HIGGINS SLOUGH | Washington | Good | 2007 | 20.7 m | 13,561 |
| HIGGINS SLOUGH | Washington | Good | 1966 | 18.9 m | 13,561 |
| HIGGINS SLOUGH | Washington | Good | 2007 | 30.5 m | 13,561 |
| HIGGINS SLOUGH | Washington | Good | 2007 | 15.8 m | 13,561 |
| CLOVERDALE ST | Washington | Fair | 1959 | 26.2 m | 13,545 |
| DUWAMISH RIVER | Washington | Fair | 1989 | 82.9 m | 13,500 |
| RAILROAD STATION | Washington | Fair | 1910 | 359.1 m | 13,500 |
| TRIBUTARY 170 | Washington | Good | 2008 | 7.9 m | 13,500 |
| OVERFLOW CHANNEL | Washington | Fair | 1948 | 25.3 m | 13,497 |
| DUFFNER DITCH | Washington | Good | 2023 | 7.6 m | 13,480 |
| PILCHUCK R. | Washington | Fair | 1948 | 69.7 m | 13,468 |
| PENNY RD | Washington | Good | 1996 | 37.5 m | 13,465 |
| I-5 | Washington | Fair | 1967 | 879.3 m | 13,457 |
| DEER CREEK | Washington | Good | 1946 | 16.5 m | 13,456 |
| LOUTSIS CREEK | Washington | Good | 2020 | 15.2 m | 13,456 |
| CANAL | Washington | Good | 1980 | 12.5 m | 13,451 |
| SCHNEIDER CREEK | Washington | Fair | 1958 | 8.2 m | 13,427 |
| SCHNEIDER CREEK | Washington | Good | 1958 | 8.5 m | 13,427 |
| SR 16 RAMP | Washington | Good | 2006 | 94.5 m | 13,406 |
| I-5 | Washington | Good | 1964 | 98.1 m | 13,400 |
| PILCHUCK R. OVERFLOW | Washington | Good | 1986 | 16.2 m | 13,397 |
| SR 3 | Washington | Good | 1991 | 97.2 m | 13,393 |
| S FK STILLAGUAMISH R | Washington | Good | 1997 | 181.7 m | 13,355 |
| MILL CREEK | Washington | Fair | 2008 | 38.1 m | 13,345 |
| SCATTER CREEK | Washington | Fair | 1926 | 18.9 m | 13,337 |
| NP RY | Washington | Good | 1964 | 79.6 m | 13,337 |
| KENNEDY CREEK | Washington | Fair | 1960 | 39.3 m | 13,297 |
| KENNEDY CREEK | Washington | Fair | 1960 | 39.3 m | 13,297 |
| WASTEWATER DRAINAGE | Washington | Good | 1980 | 13.1 m | 13,293 |
| PARKING AREA | Washington | Fair | 1967 | 115.5 m | 13,285 |
| I-5 | Washington | Fair | 1963 | 156.9 m | 13,282 |
| SNAKE RIVER & BNRR | Washington | Fair | 1950 | 539.5 m | 13,260 |
| SNAKE R. & BN RY | Washington | Fair | 1986 | 542.5 m | 13,260 |
| DETENTION VAULT | Washington | Good | 2012 | 62.5 m | 13,241 |
| HOQUIAM RIVER | Washington | Poor | 1970 | 141.7 m | 13,233 |
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.