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.

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BridgeLocationConditionYear BuiltLengthADT
ENTIAT RIVER Washington Fair 1941 51.8 m 1,583
SAMISH RIVER Washington Fair 1974 25.3 m 1,583
SAN POIL RIVER Washington Good 1987 14.3 m 1,580
WIDE HOLLOW CREEK Washington Good 1956 8.5 m 1,579
SELAH CREEK Washington Fair 1924 13.7 m 1,578
METHOW RIVER Washington Fair 1935 133.5 m 1,578
METHOW RIVER Washington Fair 1939 92.0 m 1,578
METHOW RIVER Washington Fair 1939 138.4 m 1,578
WOODS CREEK Washington Fair 1966 12.5 m 1,578
KAUTZ CREEK Washington Fair 2007 9.4 m 1,576
TAHOMA CREEK Washington Fair 1969 19.7 m 1,576
KAUTZ CREEK Washington Fair 1967 24.2 m 1,576
MARTEN CREEK Washington Good 2011 41.1 m 1,574
SKAMOKAWA CREEK Washington Fair 1939 72.8 m 1,573
FIRST CREEK Washington Good 1999 18.0 m 1,569
CANAL LATERAL Washington Good 1981 23.8 m 1,567
RAGING RIVER Washington Good 1998 38.1 m 1,563
CHERRY CREEK Washington Fair 1947 21.9 m 1,561
MAY CREEK Washington Good 2007 18.3 m 1,560
OLEQUA CREEK Washington Fair 1973 29.3 m 1,555
DEER CREEK Washington Fair 1978 11.2 m 1,555
PCC RR Washington Poor 1967 55.8 m 1,555
GLADE CREEK Washington Poor 1961 48.2 m 1,552
DRY CREEK Washington Good 2010 7.9 m 1,552
I-90 Washington Poor 1962 78.8 m 1,550
I-405 Washington Good 1993 44.5 m 1,550
WIND RIVER Washington Fair 1960 182.3 m 1,548
SAMISH RIVER Washington Fair 1975 31.7 m 1,539
I-5 Washington Good 1972 110.6 m 1,537
LITTLE HANGMAN CREEK Washington Fair 1968 32.9 m 1,531
STONEY CREEK Washington Good 1976 7.0 m 1,531
OLALLA CREEK Washington Fair 1972 42.4 m 1,531
CANAL Washington Fair 1950 9.4 m 1,531
OKANOGAN RIVER Washington Fair 1971 54.9 m 1,527
MILL CREEK Washington Fair 1935 8.8 m 1,526
BERTRAND CREEK Washington Good 1950 25.0 m 1,522
SVID CANAL Washington Good 2001 28.3 m 1,522
SAAR CREEK Washington Poor 1970 9.8 m 1,522
EAST 25TH STREET Washington Good 2007 57.9 m 1,521
COPPEI CREEK Washington Good 1994 27.4 m 1,518
COTTONWOOD CREEK Washington Good 1975 7.0 m 1,512
COTTONWOOD CREEK Washington Fair 1974 7.0 m 1,512
ABANDONED CASCADE RR Washington Poor 1947 48.8 m 1,512
SWAUK CR Washington Poor 1930 47.2 m 1,512
COUNTY RD Washington Fair 1962 51.8 m 1,511
S FK SNOQUALMIE RIVER Washington Good 2004 64.9 m 1,510
TOUCHET RIVER Washington Good 1984 41.5 m 1,510
RANGILA SLOUGH Washington Good 1990 59.4 m 1,509
DEEP RIVER Washington Good 1990 423.1 m 1,509
PANTHER CREEK Washington Fair 1957 59.1 m 1,505

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.