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 |
|---|---|---|---|---|---|
| SAMMAMISH CRK | Washington | Good | 2024 | 8.1 m | 17,808 |
| YAKIMA RIVER | Washington | Good | 1993 | 155.4 m | 17,800 |
| STATE ROUTE 129 | Washington | Good | 1982 | 30.2 m | 17,789 |
| 27TH ST & BN RY | Washington | Good | 1972 | 68.3 m | 17,787 |
| SR 906 | Washington | Poor | 1969 | 55.5 m | 17,758 |
| COAL CREEK | Washington | Fair | 1950 | 6.4 m | 17,758 |
| Inter Ave and BNSF R.R. | Washington | Fair | 2009 | 102.7 m | 17,754 |
| SR 18 | Washington | Fair | 1972 | 83.5 m | 17,714 |
| MISSOURI FLAT CR | Washington | Fair | 1955 | 19.5 m | 17,702 |
| YAKIMA RIVER | Washington | Fair | 1917 | 62.8 m | 17,681 |
| YAKIMA RIVER | Washington | Fair | 1962 | 78.0 m | 17,681 |
| SR 906 W-W RAMP | Washington | Poor | 1969 | 62.8 m | 17,601 |
| SO FK SNOQULMIE R | Washington | Poor | 1971 | 120.1 m | 17,601 |
| ARGO RR Yard | Washington | Fair | 1928 | 291.4 m | 17,500 |
| SAMMAMISH RIVER | Washington | Fair | 2001 | 67.1 m | 17,500 |
| PED TRAIL | Washington | Good | 1956 | 69.5 m | 17,453 |
| CLOVER CREEK | Washington | Fair | 1937 | 13.1 m | 17,440 |
| GREEN RIVER | Washington | Fair | 1998 | 99.1 m | 17,406 |
| Salmon Creek | Washington | Good | 2008 | 46.3 m | 17,395 |
| SR 526 E-S RAMP | Washington | Good | 1970 | 17.3 m | 17,375 |
| GOLDSBOROUGH CREEK | Washington | Fair | 1923 | 17.4 m | 17,285 |
| TUKWILA INTL BLVD | Washington | Fair | 1966 | 75.6 m | 17,276 |
| TUKWILA INTL BLVD | Washington | Fair | 1966 | 71.9 m | 17,276 |
| E VALLEY HIGHWAY | Washington | Fair | 2003 | 136.6 m | 17,243 |
| CMSTPP RR | Washington | Good | 1964 | 11.6 m | 17,238 |
| 15TH ST | Washington | Good | 1984 | 67.7 m | 17,216 |
| I-5 | Washington | Fair | 1983 | 233.5 m | 17,216 |
| NE 39TH ST | Washington | Good | 1984 | 107.0 m | 17,216 |
| 39TH ST NE | Washington | Good | 1984 | 107.0 m | 17,216 |
| 15TH ST | Washington | Good | 1984 | 58.5 m | 17,216 |
| YELLOWSTONE RD | Washington | Poor | 1969 | 59.4 m | 17,215 |
| WALLA WALLA RIVER | Washington | Good | 1988 | 45.1 m | 17,209 |
| YELLOWHAWK CREEK | Washington | Fair | 1988 | 27.4 m | 17,209 |
| W SPARKS RD | Washington | Good | 2020 | 14.8 m | 17,108 |
| W SPARKS RD | Washington | Fair | 1975 | 9.4 m | 17,108 |
| KACHESS RIVER | Washington | Poor | 1958 | 45.7 m | 17,108 |
| KACHESS RIVER | Washington | Good | 2022 | 38.4 m | 17,108 |
| RAMP | Washington | Good | 1974 | 19.5 m | 17,105 |
| I-5 RAMP | Washington | Fair | 1958 | 86.3 m | 17,105 |
| WILLOWS POND OVERFLOW | Washington | Good | 2005 | 10.1 m | 17,100 |
| Penny Creek | Washington | Good | 2007 | 8.5 m | 17,100 |
| CLE ELUM RIVER | Washington | Fair | 1949 | 90.5 m | 17,089 |
| CLE ELUM RIVER | Washington | Fair | 1962 | 90.5 m | 17,089 |
| SR 3 | Washington | Fair | 1972 | 40.8 m | 17,050 |
| CLEAR CREEK | Washington | Good | 2016 | 73.2 m | 17,013 |
| 15TH AVE W | Washington | Fair | 1959 | 210.9 m | 17,000 |
| 244TH AVE SE | Washington | Good | 2006 | 37.2 m | 16,971 |
| CEDAR RIVER SE BAIN RD | Washington | Good | 2005 | 107.0 m | 16,971 |
| SR 169 MAXWELL TAYLOR CR | Washington | Good | 2005 | 158.8 m | 16,971 |
| 244TH AVE SE | Washington | Good | 2005 | 37.2 m | 16,971 |
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.