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 |
|---|---|---|---|---|---|
| 424TH AVE SE | Washington | Fair | 1976 | 36.6 m | 24,954 |
| 424TH AVE SE | Washington | Fair | 1976 | 36.6 m | 24,954 |
| OLD SR 12/COLUMBIA PK TR | Washington | Fair | 2006 | 44.8 m | 24,945 |
| SKOOKUMCHUCK RIVER | Washington | Fair | 1951 | 76.8 m | 24,769 |
| HARRISON AVE | Washington | Fair | 1972 | 63.4 m | 24,769 |
| SKOOKUMCHUCK RIVER | Washington | Fair | 1951 | 76.8 m | 24,769 |
| BEAR CREEK | Washington | Fair | 1995 | 20.4 m | 24,768 |
| CITY STREET AND SBCD | Washington | Good | 1989 | 74.1 m | 24,635 |
| I-82 E NOB HILL BLVD | Washington | Good | 2006 | 48.2 m | 24,596 |
| PERCIVAL CREEK AND BNRR | Washington | Fair | 1986 | 147.8 m | 24,550 |
| NE CAMPUS PARKWAY | Washington | Fair | 1949 | 21.0 m | 24,500 |
| NP RY | Washington | Fair | 1965 | 45.4 m | 24,500 |
| 164TH AVE | Washington | Good | 1996 | 59.1 m | 24,499 |
| NACHES RIVER | Washington | Fair | 1932 | 84.1 m | 24,488 |
| NACHES RIVER | Washington | Fair | 1960 | 86.6 m | 24,488 |
| TERRAIN | Washington | Fair | 1967 | 222.2 m | 24,462 |
| MILL CREEK | Washington | Good | 2015 | 7.9 m | 24,462 |
| CHAMBERS CREEK | Washington | Fair | 1939 | 14.6 m | 24,453 |
| COLONY RD | Washington | Fair | 1963 | 83.2 m | 24,437 |
| COLONY RD | Washington | Good | 1963 | 78.6 m | 24,437 |
| SR 16 | Washington | Good | 1992 | 72.8 m | 24,237 |
| FRIDAY CREEK | Washington | Good | 1964 | 34.1 m | 24,230 |
| FRIDAY CREEK | Washington | Good | 1964 | 34.1 m | 24,230 |
| W. Fk. HYLEBOS CREEK | Washington | Good | 2015 | 7.3 m | 24,228 |
| TRIB TO JUANITA CR | Washington | Good | 2023 | 6.9 m | 24,107 |
| S-E RAMP TO COLUMBIA WAY | Washington | Fair | 1967 | 433.4 m | 24,104 |
| MILL CR | Washington | Fair | 1915 | 9.1 m | 24,100 |
| PADDEN CREEK | Washington | Good | 2021 | 20.7 m | 24,069 |
| PADDEN CREEK | Washington | Good | 2021 | 20.7 m | 24,069 |
| BLACK LAKE BLVD | Washington | Fair | 1995 | 58.2 m | 24,066 |
| 1-5 AND SR 536 | Washington | Fair | 2006 | 198.1 m | 24,013 |
| UP & BN RR | Washington | Fair | 1964 | 289.3 m | 24,000 |
| I-5 | Washington | Good | 1965 | 251.5 m | 24,000 |
| SOUTH SPOKANE STREET | Washington | Good | 2010 | 317.3 m | 24,000 |
| SAMMAMISH RIVER | Washington | Fair | 1970 | 179.8 m | 24,000 |
| COLUMBIA WAY | Washington | Fair | 1996 | 111.9 m | 23,992 |
| HYLEBOS CREEK | Washington | Fair | 1927 | 9.8 m | 23,907 |
| NULLE RD | Washington | Good | 1963 | 43.0 m | 23,887 |
| NULLE RD | Washington | Good | 1964 | 45.4 m | 23,887 |
| BEAR CREEK | Washington | Fair | 1994 | 34.4 m | 23,866 |
| HENDERSON BAY | Washington | Poor | 1936 | 167.6 m | 23,753 |
| BEAR CREEK | Washington | Fair | 1995 | 37.5 m | 23,710 |
| SAMMAMISH RIVER | Washington | Fair | 1968 | 216.1 m | 23,617 |
| SR 310/KITSAP WAY | Washington | Good | 1974 | 63.7 m | 23,583 |
| SR 310/KITSAP WAY | Washington | Fair | 1983 | 64.0 m | 23,583 |
| CMSTPP RR | Washington | Good | 2011 | 25.6 m | 23,512 |
| ISSAQUAH CK. | Washington | Fair | 1940 | 32.0 m | 23,500 |
| I-5 | Washington | Good | 1962 | 98.0 m | 23,500 |
| I-82 | Washington | Fair | 1962 | 78.3 m | 23,453 |
| FAIR AVE | Washington | Good | 1996 | 32.0 m | 23,453 |
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.