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
AMERICAN CREEK NO 1 Alaska Poor 1988 33.5 m 20
AMERICAN CREEK NO 2 Alaska Fair 1988 33.5 m 20
BAYVIEW STREET VIADUCT Alaska Good 2011 43.3 m 20
GATE CREEK Alaska Good 2014 15.2 m 20
FISH CREEK Alaska Fair 1980 12.2 m 20
FOUR MILE CREEK Alaska Good 1983 11.9 m 20
KOUWEGOK SLOUGH Alaska Fair 2000 115.1 m 20
TIMBERLINE CREEK Alaska Good 1981 9.4 m 20
PERM Alaska Good 1984 18.6 m 20
MOD Alaska Fair 1990 21.3 m 20
MOD Alaska Fair 1978 23.5 m 20
WILLOW CREEK Alaska Fair 1987 76.9 m 20
ATKA DOCK CREEK Alaska Good 1997 27.2 m 20
LITTLE CHENA RIVER Alaska Poor 1980 29.0 m 20
DUNBAR CREEK Alaska Good 2000 9.1 m 20
DISTIN ST VIADUCT AT 8TH Alaska Fair 1992 28.0 m 20
ILIAMNA RIVER Alaska Good 2019 68.0 m 20
STARISKI CREEK Alaska Fair 1996 15.7 m 20
LIEF CREEK Alaska Fair 2007 12.6 m 20
UNNAMED CREEK Alaska Fair 1995 30.5 m 20
UNNAMED CREEK Alaska Good 1995 30.5 m 20
OTTER CREEK Alaska Fair 2007 16.1 m 20
SUMMERS BAY CREEK Alaska Good 2014 21.7 m 20
UNNAMED STREAM Alaska Fair 1980 19.6 m 20
UNNAMED STREAM Alaska Fair 1980 21.4 m 20
UNNAMED STREAM Alaska Poor 1980 20.8 m 20
UNNAMED STREAM Alaska Fair 1980 11.0 m 20
WILSON CREEK Alaska Good 2012 36.9 m 19
SMITH CREEK Alaska Fair 1979 35.3 m 18
KIVALINA LAGOON CHANNEL Alaska Good 2020 57.3 m 18
TATITLEK DOCK Alaska Fair 1995 339.5 m 16
VILLAGE CREEK Alaska Fair 1978 24.6 m 16
BODENBURG CREEK Alaska Good 2017 14.0 m 16
TRAIL CREEK Alaska Fair 1951 8.2 m 15
CROOKED CREEK Alaska Fair 1981 46.9 m 15
SMALL POINT CREEK Alaska Fair 1980 12.2 m 15
TETLIN RIVER Alaska Fair 1981 46.9 m 14
SOUTH CHAN YAKATAGA RIVE Alaska Good 2006 149.5 m 12
GRAYLING CREEK Alaska Good 2006 45.4 m 11
SHAGELUK SLOUGH Alaska Poor 1978 38.7 m 11
UPPER HAMILTON RIVER Alaska Good 1983 24.4 m 10
RAINBOW CREEK Alaska Fair 1983 18.3 m 10
CREEK NAME NOT LISTED Alaska Fair 1981 24.6 m 10
CREEK NAME NOT LISTED Alaska Fair 1980 12.4 m 10
12 MILE CREEK Alaska Good 2021 24.4 m 10
CREEK NAME NOT LISTED Alaska Good 1996 18.5 m 10
CREEK NAME NOT LISTED Alaska Good 1997 18.5 m 10
PORTAGE CREEK Alaska Fair 1996 27.7 m 10
CREEK NAME NOT LISTED Alaska Fair 1981 12.4 m 10
MUSKEG CREEK Alaska Poor 1981 15.4 m 10

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.