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 |
|---|---|---|---|---|---|
| ALKALI FLAT CR | Washington | Good | 1966 | 6.1 m | 806 |
| I-82 | Washington | Good | 1980 | 79.9 m | 805 |
| MIDDLE BR WILDCAT CREEK | Washington | Poor | 1951 | 16.2 m | 804 |
| MIDDLE BRANCH WILDCAT CK | Washington | Poor | 1951 | 11.0 m | 804 |
| I-90 | Washington | Poor | 1975 | 62.8 m | 802 |
| Slide Ridge Chute | Washington | Good | 2022 | 32.7 m | 802 |
| SAUK RIVER | Washington | Good | 2008 | 143.9 m | 801 |
| BNRR & HENDRICKSON DR | Washington | Fair | 1968 | 75.0 m | 800 |
| TANWAX CREEK | Washington | Fair | 1954 | 9.1 m | 800 |
| PATAHA CREEK | Washington | Fair | 1959 | 9.8 m | 800 |
| NORTH FORK | Washington | Fair | 1930 | 64.0 m | 800 |
| SVID CANAL | Washington | Good | 2000 | 31.4 m | 800 |
| TRUMPETER CREEK | Washington | Good | 2003 | 11.3 m | 800 |
| Highline Canal | Washington | Good | 2020 | 7.9 m | 800 |
| JOHNSON CR | Washington | Good | 1945 | 14.3 m | 798 |
| PATTERSON CREEK | Washington | Fair | 1969 | 15.8 m | 798 |
| MISSION CREEK | Washington | Good | 1996 | 19.8 m | 798 |
| HANAFORD CK. | Washington | Good | 1974 | 21.3 m | 798 |
| DRAINAGE DITCH | Washington | Fair | 1965 | 11.0 m | 798 |
| S.FORK NEWAUKUM RIVER | Washington | Fair | 1996 | 51.8 m | 798 |
| DRAINAGE DITCH | Washington | Fair | 2008 | 10.1 m | 798 |
| COWLITZ RIVER | Washington | Good | 1961 | 93.0 m | 796 |
| ESQUATZEL CANAL | Washington | Good | 1952 | 7.0 m | 796 |
| KALAMA RIVER | Washington | Fair | 1958 | 61.0 m | 795 |
| HILINE CANAL | Washington | Fair | 1931 | 14.3 m | 794 |
| LITTLE PEND OREILLE R | Washington | Good | 1965 | 18.6 m | 789 |
| US 101 | Washington | Good | 1999 | 32.6 m | 789 |
| IRRIGATION LATERAL | Washington | Fair | 1952 | 8.8 m | 786 |
| COAL CREEK | Washington | Fair | 1948 | 7.9 m | 785 |
| SADDLE MOUNTAIN WASTEWAY | Washington | Good | 1969 | 16.5 m | 783 |
| SALT CREEK | Washington | Good | 1997 | 31.4 m | 782 |
| OKANOGAN RIVER | Washington | Fair | 1967 | 170.7 m | 781 |
| SVID CANAL | Washington | Fair | 1991 | 35.1 m | 780 |
| PLEASANT VALLEY CR | Washington | Poor | 1958 | 31.4 m | 778 |
| Crab Creek | Washington | Good | 2017 | 30.8 m | 778 |
| OBRIEN CREEK | Washington | Good | 2002 | 6.4 m | 774 |
| MILL CR. | Washington | Fair | 1980 | 8.5 m | 774 |
| OKANOGAN RIVER | Washington | Fair | 1962 | 96.9 m | 773 |
| DOUGLAS CR | Washington | Poor | 1974 | 25.3 m | 773 |
| WAHLUKE BRANCH CANAL | Washington | Good | 1969 | 28.3 m | 772 |
| I-5 | Washington | Good | 1975 | 109.8 m | 771 |
| KETTLE RIVER | Washington | Fair | 1960 | 62.5 m | 770 |
| TWISP RIVER | Washington | Poor | 1949 | 32.9 m | 770 |
| WALLA WALLA RIVER | Washington | Good | 1989 | 61.2 m | 770 |
| LAT. WG1J BLK 80 | Washington | Good | 1990 | 12.2 m | 765 |
| WASTEWAY EL68 STA 264+67 | Washington | Fair | 1986 | 8.8 m | 765 |
| SIMCOE CREEK | Washington | Good | 1998 | 16.8 m | 764 |
| Barnaby Creek | Washington | Good | 2012 | 6.9 m | 762 |
| TILTON RIVER | Washington | Good | 1961 | 339.5 m | 757 |
| BUTTER CREEK | Washington | Good | 1976 | 33.5 m | 757 |
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.