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 |
|---|---|---|---|---|---|
| NP RY | Washington | Good | 1970 | 58.2 m | 13,225 |
| BNSF RAILROAD | Washington | Good | 1970 | 57.6 m | 13,225 |
| BNSF RAILROAD OVERPASS | Washington | Good | 2004 | 195.7 m | 13,225 |
| BN RR & N NATL AVE | Washington | Poor | 1952 | 114.6 m | 13,223 |
| CLARKS CREEK | Washington | Good | 1980 | 25.0 m | 13,160 |
| TERRAIN | Washington | Good | 1962 | 223.1 m | 13,125 |
| NISQUALLY RIVER | Washington | Good | 1998 | 99.1 m | 13,122 |
| YAKIMA RIVER | Washington | Fair | 1932 | 96.6 m | 13,121 |
| YAKIMA RIVER | Washington | Fair | 1960 | 86.6 m | 13,121 |
| 138th AVE NE | Washington | Fair | 1970 | 11.0 m | 13,100 |
| SR 432 E-S RAMP | Washington | Fair | 1959 | 55.8 m | 13,089 |
| I-90 | Washington | Fair | 1956 | 36.0 m | 13,085 |
| POSSESSION SOUND | Washington | Good | 2020 | 32.6 m | 13,078 |
| POSSESSION SOUND | Washington | Fair | 2000 | 187.5 m | 13,078 |
| CLEMONS CREEK | Washington | Good | 2015 | 8.2 m | 13,062 |
| RAMP AND TERRAIN | Washington | Good | 2019 | 121.9 m | 13,058 |
| ICICLE DITCH SPILLWAY | Washington | Fair | 1940 | 36.6 m | 13,056 |
| PURDY CREEK | Washington | Good | 2023 | 23.5 m | 13,020 |
| E 24TH&B ST& ABANDONED R | Washington | Good | 1910 | 41.5 m | 13,000 |
| SOATON CREEK | Washington | Good | 1960 | 6.4 m | 13,000 |
| COWEN PARK RAVINE | Washington | Fair | 1936 | 109.1 m | 13,000 |
| AIRPORT WAY S RR | Washington | Fair | 1931 | 172.2 m | 13,000 |
| SR 16 | Washington | Good | 2010 | 129.8 m | 13,000 |
| SKOOKUM CR NP RY | Washington | Fair | 1962 | 73.2 m | 12,942 |
| SKOOKUM CR NP RY | Washington | Fair | 1962 | 73.2 m | 12,942 |
| RAMP TO I-5 NB | Washington | Fair | 2016 | 249.9 m | 12,919 |
| I-5 | Washington | Good | 2016 | 173.4 m | 12,916 |
| DRY WASH | Washington | Good | 1974 | 39.6 m | 12,899 |
| COLUMBIA RIVER | Washington | Poor | 1975 | 426.7 m | 12,899 |
| DRY WASH | Washington | Good | 1974 | 87.8 m | 12,899 |
| SUNNYSIDE CANAL | Washington | Fair | 1979 | 26.5 m | 12,881 |
| SUNNYSIDE CANAL | Washington | Good | 1979 | 26.5 m | 12,881 |
| AIRPORT WAY | Washington | Good | 1967 | 193.9 m | 12,879 |
| LUCILE ST & RR | Washington | Good | 1967 | 167.6 m | 12,879 |
| SUNNYSIDE CANAL | Washington | Fair | 1980 | 83.8 m | 12,871 |
| SUNNYSIDE CANAL | Washington | Fair | 1980 | 121.9 m | 12,871 |
| KING TULL COUNTY RD | Washington | Fair | 1980 | 25.0 m | 12,871 |
| KING TULL COUNTY RD | Washington | Fair | 1980 | 25.0 m | 12,871 |
| CASCADE WATER TAILRACE | Washington | Good | 1997 | 28.9 m | 12,866 |
| SR 18 | Washington | Fair | 1970 | 94.5 m | 12,865 |
| CITY STREET (JEFFERSON) | Washington | Fair | 1967 | 81.1 m | 12,809 |
| SINCLAIR INLET | Washington | Good | 1990 | 62.5 m | 12,807 |
| NOOKSACK RIVER | Washington | Fair | 1957 | 75.0 m | 12,802 |
| SQUALICUM CREEK | Washington | Good | 2023 | 32.0 m | 12,774 |
| COLUMBIA RIVER | Washington | Fair | 1955 | 1,030.2 m | 12,770 |
| COLUMBIA RIVER | Washington | Fair | 1988 | 1,046.4 m | 12,770 |
| BN RR | Washington | Good | 1980 | 60.7 m | 12,770 |
| RAILROAD | Washington | Fair | 1980 | 60.7 m | 12,770 |
| CENTENNIAL TRAIL | Washington | Fair | 1996 | 28.3 m | 12,768 |
| LITTLE PILCHUCK CREEK | Washington | Good | 2018 | 20.1 m | 12,768 |
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.