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
CREEK Louisiana Good 2013 24.4 m 700
CREEK Louisiana Poor 1964 12.2 m 700
Black River Louisiana Good 2021 18.3 m 700
CANAL Louisiana Fair 1984 17.4 m 700
MUDDY BAYOU Louisiana Good 2020 30.5 m 698
BIG CREEK Louisiana Fair 1975 124.1 m 698
PRICKET BAYOU Louisiana Fair 1984 11.9 m 698
INDIAN CREEK Louisiana Poor 1976 35.1 m 697
CANEY CREEK Louisiana Fair 1992 36.6 m 693
CREEK Louisiana Good 1984 11.6 m 693
LITTLE COLEWA BAYOU Louisiana Fair 1954 30.5 m 692
LATERAL 4 Louisiana Fair 2002 17.4 m 692
LATERAL 4B Louisiana Fair 2002 17.4 m 692
GRAND BAYOU Louisiana Fair 1972 122.2 m 691
GRAND BAYOU RELIEF Louisiana Poor 1976 46.6 m 691
LEBLEU BAYOU Louisiana Fair 1985 23.5 m 691
CYPRESS BRANCH Louisiana Fair 1947 219.5 m 690
BAYOU TORO Louisiana Fair 1965 109.7 m 688
SILVER CREEK Louisiana Fair 1960 61.0 m 688
MIDDLE RELIEF Louisiana Good 1960 36.6 m 688
NORTH RELIEF Louisiana Good 1960 30.5 m 688
LAW CANAL Louisiana Fair 1992 17.7 m 688
BOGUE CHITTO BR Louisiana Fair 1960 24.4 m 688
DRAIN Louisiana Fair 1967 35.1 m 688
DRAIN Louisiana Fair 1967 46.3 m 688
HAYS CREEK Louisiana Fair 1981 23.5 m 688
KIESCHE CREEK TRIB. Louisiana Good 1996 7.3 m 687
LITTLE KIESCHE CREEK Louisiana Poor 1974 23.5 m 687
PATRICK BAYOU Louisiana Fair 1993 10.4 m 686
BAYOU BOURBEAUX Louisiana Good 1992 24.4 m 684
TOLEDO BEND RESERVOIR Louisiana Fair 1963 251.8 m 684
CANAL Louisiana Fair 1999 23.2 m 683
CREEK Louisiana Fair 2023 18.3 m 683
NANTACHIE CREEK Louisiana Fair 1982 67.1 m 683
NANTACHIE CREEK RELIEF Louisiana Fair 1982 121.9 m 683
DRAIN Louisiana Fair 1993 7.9 m 683
DARTIGO CREEK Louisiana Good 1993 73.2 m 683
PARASOL BAYOU Louisiana Good 1988 30.5 m 683
CREEK Louisiana Poor 1988 9.1 m 683
HURLEY CREEK Louisiana Fair 2000 54.9 m 683
IATT CREEK Louisiana Good 1999 61.0 m 683
UNNAMED CREEK Louisiana Good 1999 22.3 m 683
BLACK CREEK Louisiana Good 1999 42.7 m 683
BLACK CREEK RELIEF Louisiana Good 1999 36.6 m 683
DRAIN Louisiana Fair 1999 7.9 m 683
SWAFFORD CREEK Louisiana Good 1999 61.0 m 683
BEAVER CREEK Louisiana Good 1999 23.8 m 683
LEVEE BARROW PIT Louisiana Fair 2017 42.7 m 681
CREEK Louisiana Poor 1970 17.7 m 681
VERMILLION RIVER Louisiana Good 2017 48.8 m 680

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.