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 |
|---|---|---|---|---|---|
| CITY STS RAMP & RR | Washington | Fair | 1966 | 285.9 m | 23,338 |
| COLUMBIA R | Washington | Poor | 1966 | 3,413.8 m | 23,300 |
| ALLEN ST / SR 4 | Washington | Good | 1981 | 40.2 m | 23,283 |
| ALLEN ST/SR 4 | Washington | Good | 1980 | 40.2 m | 23,283 |
| Dogfish Creek | Washington | Good | 2003 | 26.8 m | 23,262 |
| PILCHUCK R MACHIAS RD | Washington | Good | 1983 | 262.7 m | 23,214 |
| CAMP CREEK | Washington | Good | 2024 | 34.3 m | 23,177 |
| SULTAN RIVER | Washington | Fair | 1940 | 179.8 m | 23,022 |
| BEAR CREEK | Washington | Fair | 1974 | 9.8 m | 23,000 |
| DRAINAGE DITCH | Washington | Good | 1961 | 19.2 m | 23,000 |
| OLD VAUGHN HILL ROAD | Washington | Fair | 1985 | 11.3 m | 23,000 |
| SR 18 | Washington | Fair | 1963 | 48.2 m | 22,901 |
| SR 18 | Washington | Fair | 1975 | 63.4 m | 22,901 |
| SR 16 | Washington | Fair | 1972 | 63.1 m | 22,899 |
| TOUTLE RIVER | Washington | Fair | 1969 | 94.2 m | 22,866 |
| TOUTLE RIVER | Washington | Fair | 1969 | 94.2 m | 22,866 |
| NEWBERRY HILL RD | Washington | Good | 1972 | 73.5 m | 22,819 |
| NEWBERRY HILL RD | Washington | Good | 1972 | 70.7 m | 22,819 |
| SR 520 | Washington | Good | 2014 | 84.4 m | 22,813 |
| I-5 | Washington | Good | 1975 | 65.8 m | 22,813 |
| US 101 | Washington | Good | 1976 | 50.6 m | 22,706 |
| NORTH FORK ISSAQUAH CR | Washington | Fair | 2002 | 33.5 m | 22,600 |
| HYLEBOS CREEK | Washington | Good | 1967 | 29.6 m | 22,574 |
| COLUMBIA R | Washington | Fair | 1966 | 2,027.2 m | 22,526 |
| YAKIMA RIVER | Washington | Fair | 1979 | 189.0 m | 22,500 |
| PUYALLUP RIVER | Washington | Fair | 1999 | 120.1 m | 22,448 |
| MILWAUKEE AVE | Washington | Good | 1972 | 43.6 m | 22,420 |
| MILWAUKEE AVE | Washington | Good | 1993 | 47.2 m | 22,420 |
| S-W RAMP TO I-90 | Washington | Fair | 1968 | 64.0 m | 22,417 |
| DUWAMISH RIVER | Washington | Fair | 2000 | 67.4 m | 22,406 |
| TERRAIN | Washington | Fair | 1967 | 123.7 m | 22,370 |
| I-5 | Washington | Fair | 1966 | 87.6 m | 22,370 |
| MERCER SLOUGH | Washington | Fair | 1970 | 570.3 m | 22,361 |
| NISQUALLY RIVER | Washington | Fair | 1987 | 86.6 m | 22,357 |
| CENTRALIA POWER CANAL | Washington | Good | 1954 | 10.1 m | 22,357 |
| ANGELINE RD | Washington | Good | 1983 | 32.3 m | 22,286 |
| ANGELINE RD | Washington | Fair | 1992 | 32.3 m | 22,286 |
| 133RD ST | Washington | Good | 1966 | 43.0 m | 22,284 |
| 42ND AVE S | Washington | Fair | 1968 | 67.1 m | 22,284 |
| 133RD ST | Washington | Fair | 1966 | 43.0 m | 22,284 |
| 42ND AVE S / MACADAM RD | Washington | Good | 1968 | 71.3 m | 22,284 |
| 72ND STREET SE | Washington | Good | 1963 | 75.0 m | 22,270 |
| DETENTION VAULT | Washington | Fair | 2012 | 82.3 m | 22,206 |
| SR 11 (CONNELLY AVE) | Washington | Fair | 1962 | 51.5 m | 22,194 |
| SR 11 (CONNELLY AVE) | Washington | Good | 1962 | 51.5 m | 22,194 |
| WHITE R (STUCK R) | Washington | Fair | 1971 | 134.7 m | 22,192 |
| SR 167 | Washington | Good | 1987 | 104.5 m | 22,135 |
| SR 167 | Washington | Good | 1975 | 101.7 m | 22,135 |
| GREEN RV & GREEN RV RD. | Washington | Good | 2000 | 142.3 m | 22,100 |
| PSPL CO CANAL | Washington | Fair | 1949 | 35.4 m | 22,099 |
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.