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 |
|---|---|---|---|---|---|
| SR 512 | Washington | Fair | 1965 | 39.9 m | 15,135 |
| I-182 | Washington | Good | 1984 | 103.0 m | 15,108 |
| GEO. WASHINGTON WAY | Washington | Good | 1984 | 75.6 m | 15,108 |
| I-182 RAMP | Washington | Good | 1984 | 43.6 m | 15,108 |
| SLOUGH & CNTY RD | Washington | Fair | 1947 | 54.3 m | 15,105 |
| BN RR | Washington | Fair | 1947 | 105.2 m | 15,105 |
| SLOUGH AND SR 823 RAMP | Washington | Good | 1998 | 57.0 m | 15,105 |
| WCRR | Washington | Good | 1999 | 128.6 m | 15,105 |
| SR 14 | Washington | Fair | 1975 | 84.1 m | 15,101 |
| EVANS CREEK | Washington | Good | 2006 | 21.3 m | 15,091 |
| EVANS CREEK | Washington | Good | 2006 | 35.1 m | 15,091 |
| DETENTION VAULT | Washington | Good | 2007 | 76.5 m | 15,091 |
| I-5 REV RAMP | Washington | Good | 1962 | 18.7 m | 15,088 |
| AIRPORT RD | Washington | Fair | 1969 | 49.4 m | 15,077 |
| TACOMA RAIL RR | Washington | Fair | 1982 | 48.5 m | 15,046 |
| YELM CREEK | Washington | Good | 1986 | 7.9 m | 15,046 |
| I-205 | Washington | Fair | 1974 | 136.6 m | 15,039 |
| I-205 | Washington | Fair | 1974 | 136.6 m | 15,039 |
| CHEHALIS WESTERN RR | Washington | Good | 1988 | 442.3 m | 15,025 |
| SR 7 SB | Washington | Good | 1965 | 70.1 m | 15,025 |
| JENKINS CREEK | Washington | Fair | 1929 | 14.9 m | 15,015 |
| SR 16 | Washington | Good | 1972 | 69.5 m | 15,003 |
| SR 516 | Washington | Good | 1979 | 79.2 m | 15,002 |
| SR 516 | Washington | Good | 1997 | 90.5 m | 15,002 |
| BUCKLEY GULCH | Washington | Good | 1910 | 54.9 m | 15,000 |
| Parking garage | Washington | Fair | 1910 | 43.6 m | 15,000 |
| I-405 | Washington | Good | 2009 | 113.4 m | 15,000 |
| RAMP | Washington | Fair | 1925 | 127.1 m | 15,000 |
| SULPHUR CREEK WASTEWAY | Washington | Fair | 1970 | 13.7 m | 15,000 |
| I-5 | Washington | Poor | 1964 | 57.6 m | 15,000 |
| TERRAIN | Washington | Fair | 1925 | 29.0 m | 15,000 |
| JORDAN CREEK | Washington | Good | 2017 | 43.3 m | 15,000 |
| SO 168TH ST | Washington | Good | 1979 | 52.1 m | 14,997 |
| DES MOINES MEMORIAL | Washington | Good | 1979 | 91.4 m | 14,997 |
| LATAH CREEK | Washington | Poor | 1913 | 326.1 m | 14,995 |
| WISHKAH RIVER | Washington | Poor | 1949 | 71.6 m | 14,965 |
| TANEUM CR | Washington | Fair | 1965 | 32.9 m | 14,959 |
| TANEUM CR | Washington | Poor | 1965 | 32.9 m | 14,959 |
| TANEUM CR TRIB | Washington | Good | 1966 | 6.5 m | 14,959 |
| WEST SIDE CANAL | Washington | Good | 1966 | 9.4 m | 14,959 |
| WEST SIDE CANAL | Washington | Poor | 1966 | 11.6 m | 14,959 |
| RIVER RR PORTLAND AVE | Washington | Good | 1996 | 1,092.4 m | 14,925 |
| LATERAL 2 IRR. CANAL | Washington | Good | 1991 | 9.4 m | 14,925 |
| LATERAL 2 IRR. CANAL | Washington | Good | 1991 | 9.4 m | 14,925 |
| MILWAUKEE WAY | Washington | Good | 1996 | 41.1 m | 14,925 |
| I-5 / I-205 | Washington | Good | 2014 | 375.8 m | 14,913 |
| MISSOURI FLAT CREEK | Washington | Fair | 1946 | 11.0 m | 14,901 |
| COLUMBIA RIVER | Washington | Fair | 1924 | 1,346.6 m | 14,900 |
| DESCHUTES R. & OWRR&N R. | Washington | Fair | 1936 | 287.4 m | 14,881 |
| I-5 | Washington | Fair | 1980 | 86.0 m | 14,876 |
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.