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
GEORGES CREEK Alaska Fair 1997 9.8 m 10
FALSE PASS DOCK Alaska Fair 1992 149.4 m 10
AKUTAN CITY DOCK Alaska Fair 1992 31.4 m 10
MOOSE CREEK Alaska Poor 1998 19.5 m 10
CITY CREEK Alaska Good 2000 27.4 m 10
BOSTON CREEK Alaska Good 2005 35.4 m 10
GRANITE CREEK Alaska Good 2005 23.2 m 10
MUNSON SLOUGH Alaska Fair 1958 7.7 m 10
WILLOW CREEK Alaska Poor 1945 12.6 m 10
SWIFTWATER CREEK Alaska Fair 2004 14.3 m 10
KROTO CREEK Alaska Good 2015 67.0 m 10
TWIN CREEK Alaska Good 2010 12.2 m 10
COTTONWOOD CREEK Alaska Good 2010 18.3 m 10
LITTLE SUSITNA RIV TRIB Alaska Good 2016 26.3 m 10
SAWYER CREEK Alaska Good 2010 12.2 m 10
CASTLE CREEK Alaska Good 2024 27.8 m 10
LEASK CREEK Alaska Good 2024 27.8 m 10
WOLF RUN CREEK Alaska Good 2024 18.7 m 10
TWENTY-THREE MILE SLOUGH Alaska Fair 2004 13.7 m 10
EAST BANK SLOUGH Alaska Good 2015 15.2 m 10
SPRUCE LANE BRIDGE Alaska Good 2014 12.2 m 10
TONG ROAD BRIDGE Alaska Good 2015 12.2 m 10
HARRY HALL CREEK Alaska Good 2015 18.3 m 10
UPPER SALT CREEK Alaska Good 2024 27.8 m 10
BOSTWICK NO. 1 Alaska Fair 2006 12.2 m 10
BOSTWICK NO. 2 Alaska Fair 2006 6.4 m 10
BOSTWICK NO. 3 Alaska Fair 2006 7.9 m 10
BOSTWICK NO. 4 Alaska Fair 2006 9.4 m 10
BOSTWICK NO. 5 Alaska Fair 2006 13.0 m 10
BOSTWICK NO. 6 Alaska Fair 2006 11.6 m 10
HIGH MOUNTAIN CREEK Alaska Good 2018 12.2 m 10
CALIFORNIA CREEK Alaska Good 2018 12.2 m 10
ROSA REEF CREEK Alaska Good 2018 15.2 m 10
MICRO CREEK Alaska Good 2018 12.2 m 10
LITTLE CREEK Alaska Good 2018 12.2 m 10
VALLENAR CREEK Alaska Good 2018 24.4 m 10
UPPER CATHEDRAL FALLS Alaska Good 1983 36.6 m 10
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
PORTAGE CREEK Alaska Fair 1981 24.6 m 10
HARRY HALL CREEK Alaska Good 2022 18.4 m 10
CRANE FLATS CREEK Alaska Good 2016 16.8 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.