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
BAYOU BLACK Louisiana Fair 1972 23.2 m 557
LITTLE BAYOU BLACK Louisiana Good 1996 23.2 m 557
I-10 RAMP Louisiana Fair 1972 77.1 m 557
I-10 RAMP Louisiana Fair 1972 39.9 m 557
BAYOU GROSSE TETE Louisiana Fair 1972 61.0 m 557
BAYOU GROSSE TETE Louisiana Fair 1972 61.0 m 557
YELLOW WATER CREEK Louisiana Fair 1993 27.1 m 557
CYPRESS CREEK Louisiana Fair 1951 61.0 m 556
FRENCH CREEK Louisiana Good 1999 24.4 m 555
NEW RIVER Louisiana Good 1975 45.7 m 555
HOUSTON RIVER Louisiana Fair 2003 6.7 m 554
SWEETWATER CR. Louisiana Poor 1975 14.3 m 554
DEBLANC COULEE Louisiana Fair 1942 23.5 m 553
CREEK Louisiana Fair 1968 11.6 m 553
Monte Sano Bayou Louisiana Good 2024 18.3 m 553
CAL SHIP CHANNEL Louisiana Poor 1965 14.9 m 552
LACOMBE BAYOU Louisiana Good 2013 24.4 m 552
BAYOU LAFOURCHE @ MUNSON Louisiana Fair 1976 52.1 m 551
BAYOU CHOCTAW Louisiana Good 2019 48.8 m 551
BAYOU TIGRIS Louisiana Poor 1955 38.4 m 551
BAYOU DANIEL Louisiana Fair 1955 46.3 m 551
BAYOU BLACK Louisiana Fair 1970 11.6 m 551
LEVY CANAL Louisiana Fair 1962 17.4 m 551
CREEK Louisiana Fair 1975 11.9 m 551
LITTLE NATALBANY BRIDGE Louisiana Good 1999 36.0 m 551
COULEE Louisiana Good 1965 11.6 m 550
DRAINAGE BAYOU Louisiana Good 2000 8.2 m 550
I-49 Louisiana Good 2013 152.4 m 550
MAB BRANCH Louisiana Fair 1979 11.6 m 550
MILL CREEK Louisiana Poor 1966 23.8 m 550
LITTLE RIVER Louisiana Fair 1998 75.3 m 550
ST MAURICE DITCH Louisiana Good 1993 8.5 m 550
DYSON CREEK Louisiana Fair 1990 9.8 m 550
Gum Springs Creek Louisiana Fair 1970 12.2 m 550
WALLACE RIDGE Louisiana Fair 1980 40.5 m 550
BAYOU Louisiana Fair 1976 11.6 m 550
BAYOU Louisiana Fair 1979 17.4 m 550
CREEK Louisiana Good 1979 11.6 m 550
LEVEE BORROW PIT Louisiana Good 2014 61.0 m 550
CREEK BRIDGE Louisiana Poor 1978 11.3 m 550
DUMPLIN CREEK BRIDGE Louisiana Fair 1996 9.8 m 550
FRENCH BRANCH Louisiana Good 2001 29.0 m 550
WASHLEY CREEK Louisiana Good 1985 29.0 m 550
Iron Branch Louisiana Good 2022 11.3 m 549
SADDLE TREE LAKE Louisiana Good 1990 80.8 m 549
BIG BRANCH Louisiana Good 1984 23.2 m 549
DRAINAGE CANAL Louisiana Fair 1979 17.4 m 548
CREEK Louisiana Fair 1962 7.6 m 547
CREEK Louisiana Fair 1962 9.1 m 547
CREEK Louisiana Fair 1962 11.9 m 547

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.