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
BOGALUSA CREEK Louisiana Fair 1999 15.2 m 469
DEERLICK CREEK Louisiana Good 1993 34.7 m 469
LITTLE BLACK BAYOU Louisiana Fair 1979 23.2 m 468
Four Mile Bayou Louisiana Good 2024 24.4 m 468
Four Mile Bayou Louisiana Good 2024 18.3 m 468
CREEK Louisiana Fair 1936 18.0 m 468
HURRICANE CREEK Louisiana Fair 1982 34.7 m 468
BEAR CREEK Louisiana Good 2013 121.9 m 467
BRANCH Louisiana Fair 1927 10.4 m 467
BLACK LAKE BAYOU Louisiana Poor 1981 29.0 m 467
DRAIN Louisiana Fair 1981 17.4 m 467
BAYOU BOUDREAUX Louisiana Fair 1967 24.4 m 466
CREEK Louisiana Fair 1971 18.0 m 464
VILLAGE CREEK Louisiana Poor 1982 79.2 m 464
CORNEY BAYOU Louisiana Fair 1982 167.6 m 464
CREEK Louisiana Fair 1956 18.0 m 464
CAMP CREEK Louisiana Fair 1956 29.6 m 464
CYPRESS CREEK Louisiana Fair 1957 11.9 m 464
CREEK Louisiana Fair 1957 11.9 m 464
DELOUTRE BAYOU Louisiana Fair 1986 140.2 m 464
CREEK Louisiana Fair 1936 11.9 m 464
CREEK Louisiana Poor 1936 35.1 m 464
LION CREEK Louisiana Poor 1950 18.0 m 464
COON GULLY Louisiana Good 2018 9.1 m 464
PRAIRION BAYOU Louisiana Good 1996 23.2 m 463
CANAL Louisiana Fair 1999 17.4 m 463
CREEK Louisiana Fair 1962 30.5 m 462
BUSHNECK BAYOU Louisiana Fair 1979 34.7 m 462
BAYOU PIERRE Louisiana Fair 1978 137.8 m 462
DRAIN Louisiana Fair 1964 6.7 m 461
DRAIN Louisiana Fair 1964 7.0 m 461
RED BAYOU Louisiana Fair 1955 7.9 m 460
CREEK Louisiana Good 1998 6.4 m 460
BAYOU DULAC Louisiana Fair 1984 61.0 m 460
HAINES CREEK Louisiana Fair 1990 7.0 m 460
Big Branch Louisiana Good 2018 18.3 m 459
TCHEFUNETE RIVER Louisiana Poor 1973 23.2 m 458
BEARD BRANCH Louisiana Fair 1928 11.0 m 457
ROCK CREEK Louisiana Poor 1982 9.8 m 457
CYPRESS CREEK Louisiana Fair 1998 29.0 m 457
DRAIN Louisiana Fair 1957 13.1 m 456
DRAIN Louisiana Fair 1955 6.7 m 456
BAYOU CHENE Louisiana Fair 1979 97.5 m 456
DRAIN Louisiana Fair 1955 6.7 m 456
DRAIN Louisiana Fair 1955 7.6 m 456
DRAIN Louisiana Fair 1955 11.9 m 456
BAYOU BOEUF Louisiana Fair 1998 36.6 m 455
L DUGDEMONA RIVER Louisiana Fair 1948 30.8 m 455
CREEK Louisiana Fair 1948 7.0 m 455
WILLOW CREEK Louisiana Fair 1980 17.4 m 455

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.