Browse Bridge Database

1,660 bridges in the FHWA National Bridge Inventory in Alaska.

National Bridge Inventory Database

Browse 1,660 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
SECOND SALMON RUN W FORK Alaska Good 2016 9.4 m 50
SECOND SALMON RUN E FORK Alaska Good 2016 9.4 m 50
LIVENGOOD CREEK Alaska Good 1994 8.1 m 48
TUNUNAK RIVER Alaska Fair 1978 19.8 m 46
BOULDER CREEK Alaska Good 2016 32.0 m 46
HOONAH FERRY TERMINAL Alaska Good 2011 40.5 m 45
AUKE BAY - STERN BERTH Alaska Fair 2004 70.4 m 45
TATALINA RIVER Alaska Fair 1947 18.6 m 45
TAKOTNA RIVER Alaska Poor 1941 77.7 m 45
YANKEE CREEK Alaska Fair 1937 13.6 m 45
CALIFORNIA CREEK Alaska Poor 1937 13.6 m 45
GANES CREEK Alaska Fair 1937 36.6 m 45
SPRUCE CREEK Alaska Poor 1964 8.8 m 45
AUKE BAY F.T. - WEST Alaska Fair 1989 51.2 m 45
SITKA FERRY TERMINAL Alaska Fair 1988 51.2 m 45
INDEPENDENCE CREEK Alaska Fair 1969 12.5 m 45
INDIAN CREEK Alaska Poor 1985 21.3 m 45
CHIGNIK CREEK Alaska Fair 2002 15.2 m 45
UNNAMED CREEK Alaska Fair 1982 21.3 m 45
HAINES FERRY TERMINAL Alaska Fair 1984 51.2 m 43
PACKERS CREEK Alaska Fair 1986 17.1 m 41
BAKER CREEK Alaska Good 1998 37.0 m 40
COPPER RIV (FLAG PT WST) Alaska Fair 1973 239.4 m 40
COPPER RIV (RND ISLAND) Alaska Good 1973 239.4 m 40
COPPER DELTA Alaska Fair 1977 73.5 m 40
COPPER DELTA Alaska Fair 1977 366.1 m 40
COPPER DELTA Alaska Fair 1977 73.5 m 40
ALAGANIK SLOUGH Alaska Fair 1987 48.8 m 40
CHICKALOON RIVER NO. 1 Alaska Fair 1982 38.7 m 40
CHICKALOON RIVER NO. 2 Alaska Good 1982 38.7 m 40
ROCK CREEK Alaska Good 2021 37.8 m 40
SITUK RIVER Alaska Fair 1966 31.5 m 40
COPPER RIVER (FLAG PT E) Alaska Fair 1973 373.5 m 40
ANTLEN RIVER Alaska Good 1974 33.3 m 40
AHRNKLIN RIVER Alaska Fair 1974 48.8 m 40
DANGEROUS RIVER Alaska Poor 1976 131.0 m 40
JENNY CREEK Alaska Good 2009 11.9 m 40
SLO DUC CREEK Alaska Fair 2008 25.6 m 40
WISEMAN BRIDGE Alaska Fair 1995 25.3 m 40
SAYLES/GORGE VIADUCT Alaska Poor 1960 38.7 m 40
SALMON CREEK CULVERTS Alaska Fair 1987 7.0 m 40
SOCKEYE CREEK Alaska Fair 1976 16.7 m 40
MILLER CREEK WEST Alaska Good 1976 8.8 m 40
MILLER CREEK EAST Alaska Good 1976 8.8 m 40
OLD SITUK RIVER Alaska Fair 1976 18.0 m 40
KAKE FERRY TERMINAL Alaska Good 2015 40.2 m 37
TENT CREEK Alaska Fair 1993 20.5 m 35
ANGOON FERRY TERMINAL Alaska Fair 2011 41.8 m 31
STREAM Alaska Good 1987 17.7 m 30
KELTY FIELD Alaska Good 1999 7.7 m 30

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.