Browse Bridge Database

12,684 bridges in the FHWA National Bridge Inventory in Louisiana.

National Bridge Inventory Database

Browse 12,684 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
BEECH CREEK Louisiana Poor 1965 40.8 m 1,348
BEECH CREEK Louisiana Poor 1965 46.6 m 1,348
CASTOR CREEK Louisiana Fair 1964 274.3 m 1,348
CASTOR RELIEF Louisiana Good 1959 13.4 m 1,348
CREEK Louisiana Fair 2018 18.3 m 1,347
BAILEY BRANCH Louisiana Fair 1963 36.6 m 1,342
CREEK Louisiana Fair 1954 23.8 m 1,342
CHAPPEPEELA CREEK Louisiana Fair 1963 61.0 m 1,342
CHAP RELIEF CR. Louisiana Fair 1963 48.8 m 1,342
SPRING CREEK Louisiana Fair 1994 29.3 m 1,342
Ash Slough Louisiana Good 2021 7.9 m 1,341
BULL BAYOU Louisiana Poor 1955 23.8 m 1,341
MCKOWEN CREEK Louisiana Poor 1966 29.6 m 1,341
BEAVER CREEK Louisiana Poor 1966 69.5 m 1,341
TRIBUTARY OF REDWOOD CK. Louisiana Fair 1980 11.6 m 1,341
REDWOOD CREEK Louisiana Poor 1979 17.4 m 1,341
BAYOU RAPIDES Louisiana Fair 1992 46.3 m 1,340
PETIT CAILLOU BAYOU Louisiana Fair 1965 48.8 m 1,339
LAFOURCHE BAYOU Louisiana Fair 1956 41.5 m 1,338
CREEK Louisiana Fair 1955 7.9 m 1,338
COON GULLY Louisiana Fair 1973 11.6 m 1,337
LITTLE BAYOU TECHE Louisiana Good 2001 8.5 m 1,336
Babin Canal Louisiana Fair 1979 11.6 m 1,336
CANEY BRANCH Louisiana Fair 1955 23.5 m 1,335
CREEK Louisiana Fair 1955 17.7 m 1,335
CREEK Louisiana Good 2005 11.3 m 1,335
DINDE BAYOU Louisiana Fair 2013 54.9 m 1,333
HAMILTON CREEK Louisiana Fair 1957 29.6 m 1,333
TCHEFUNCTE RIVER Louisiana Fair 2012 46.3 m 1,333
CONEY CREEK Louisiana Fair 1979 18.0 m 1,330
DRAIN Louisiana Fair 1960 7.0 m 1,330
I-10 Louisiana Good 2022 257.3 m 1,329
MIDDLEFORK BAYOU DARBONN Louisiana Fair 1951 12.2 m 1,329
REEDER CREEK RELIEF Louisiana Good 2001 24.4 m 1,329
REEDER CREEK Louisiana Good 2001 30.5 m 1,329
CREEK Louisiana Fair 1982 17.4 m 1,329
GOVERNMENT DITCH Louisiana Fair 1987 14.6 m 1,326
MARTIN CREEK Louisiana Good 2013 54.9 m 1,325
BAYOU Louisiana Fair 1999 11.6 m 1,325
Gum Creek Louisiana Good 2021 42.7 m 1,325
Bogue Falaya River Louisiana Good 2023 61.0 m 1,325
DINDE BAYOU Louisiana Good 2004 17.4 m 1,321
Coulee DU Portage Louisiana Fair 1962 18.3 m 1,319
Point Claire Coulee Louisiana Fair 1962 18.3 m 1,319
CREEK Louisiana Fair 1954 18.0 m 1,319
SPRING CREEK Louisiana Fair 1981 64.0 m 1,318
DRAIN Louisiana Good 1995 9.4 m 1,318
DRAIN Louisiana Good 1999 10.1 m 1,318
DRAIN Louisiana Good 1981 6.1 m 1,318
BAYOU BOURBEAU Louisiana Fair 1980 48.8 m 1,317

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.