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 |
|---|---|---|---|---|---|
| POTHOLES CANAL | Washington | Fair | 1956 | 15.5 m | 1,178 |
| BEAVER CREEK | Washington | Good | 2008 | 7.9 m | 1,178 |
| BIG INDIAN SLOUGH | Washington | Fair | 1992 | 21.6 m | 1,176 |
| DELAMETER CREEK | Washington | Fair | 1954 | 7.6 m | 1,176 |
| LILLIAN CR | Washington | Fair | 1971 | 122.8 m | 1,173 |
| PANTHER CR | Washington | Fair | 1972 | 108.8 m | 1,173 |
| CEDAR CREEK | Washington | Fair | 1930 | 12.5 m | 1,173 |
| LOST CREEK | Washington | Good | 1999 | 71.9 m | 1,169 |
| NOLAN CREEK | Washington | Good | 2004 | 54.6 m | 1,169 |
| MISSION CREEK | Washington | Good | 1986 | 14.0 m | 1,168 |
| MISSION CREEK | Washington | Good | 1988 | 12.2 m | 1,168 |
| Chumstick Creek | Washington | Good | 2009 | 41.5 m | 1,168 |
| WISHKAH RIVER | Washington | Good | 1994 | 335.3 m | 1,167 |
| I-5 RAMP | Washington | Good | 1962 | 82.3 m | 1,166 |
| HILINE CANAL | Washington | Fair | 1986 | 27.1 m | 1,166 |
| HAYSTACK CREEK | Washington | Good | 1991 | 7.3 m | 1,166 |
| HAYSTACK CREEK | Washington | Good | 2021 | 6.4 m | 1,166 |
| UN-NAMED STREAM | Washington | Good | 2023 | 6.2 m | 1,166 |
| WADDELL CREEK | Washington | Good | 1969 | 39.6 m | 1,164 |
| S FK SKYKOMISH RIVER | Washington | Fair | 1939 | 85.0 m | 1,160 |
| ROZA CANAL | Washington | Fair | 1969 | 12.5 m | 1,158 |
| HULL CREEK | Washington | Poor | 1934 | 23.8 m | 1,152 |
| GRAYS RIVER | Washington | Fair | 1938 | 101.0 m | 1,152 |
| TERRAIN FLOOD PLAIN | Washington | Fair | 1938 | 47.2 m | 1,152 |
| CNTRY RD KLINTS SLOUGH | Washington | Fair | 1938 | 47.2 m | 1,152 |
| KLINTS SLOUGH | Washington | Fair | 1938 | 62.8 m | 1,152 |
| BRADEN CREEK | Washington | Good | 1931 | 7.9 m | 1,151 |
| CEDAR CR | Washington | Fair | 1931 | 8.5 m | 1,151 |
| STEAMBOAT CREEK | Washington | Good | 2021 | 63.4 m | 1,151 |
| MASON CREEK | Washington | Fair | 1930 | 7.3 m | 1,151 |
| COLVILLE RIVER | Washington | Fair | 1956 | 27.4 m | 1,151 |
| SIMCOE CREEK | Washington | Fair | 1960 | 14.0 m | 1,150 |
| GREEN RIVER | Washington | Fair | 1975 | 61.9 m | 1,150 |
| RAVINE | Washington | Good | 1950 | 55.2 m | 1,150 |
| SOOS CREEK | Washington | Good | 2009 | 11.3 m | 1,150 |
| DAKOTA CR | Washington | Fair | 1928 | 102.1 m | 1,149 |
| DAKOTA CR | Washington | Good | 2005 | 16.2 m | 1,149 |
| S FORK DAKOTA CR | Washington | Good | 2005 | 16.2 m | 1,149 |
| Wanapum Lake | Washington | Good | 2008 | 39.6 m | 1,147 |
| CURLEW CREEK | Washington | Good | 2012 | 7.3 m | 1,146 |
| BEAR CREEK | Washington | Fair | 1969 | 9.2 m | 1,146 |
| I-90 | Washington | Fair | 1963 | 71.6 m | 1,145 |
| ESQUATZEL WASTEWAY | Washington | Good | 1998 | 43.9 m | 1,145 |
| COLVILLE RIVER | Washington | Good | 1939 | 57.3 m | 1,142 |
| FISHTRAP CREEK | Washington | Fair | 1975 | 7.9 m | 1,140 |
| BOULDER CREEK | Washington | Good | 1947 | 21.3 m | 1,139 |
| DRY CREEK | Washington | Good | 1956 | 18.3 m | 1,139 |
| TEN OCLOCK CREEK | Washington | Good | 1958 | 24.7 m | 1,139 |
| RAGING RIVER | Washington | Fair | 1974 | 96.3 m | 1,138 |
| HARLOW CREEK | Washington | Good | 2020 | 40.8 m | 1,137 |
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.