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
Little Natalbany River Louisiana Good 2019 73.2 m 2,854
BAYOU PETITE PRAIRIE Louisiana Fair 1935 10.1 m 2,845
MILL CREEK Louisiana Good 1986 24.4 m 2,836
DITCH Louisiana Fair 1936 7.6 m 2,835
DITCH Louisiana Fair 1936 7.6 m 2,835
CREEK Louisiana Good 1957 12.2 m 2,830
CREEK Louisiana Fair 1957 6.4 m 2,830
CREEK Louisiana Fair 1958 23.8 m 2,828
CREEK Louisiana Fair 1958 18.0 m 2,828
NORTH CHENIERE CR Louisiana Poor 1958 23.8 m 2,828
CREEK Louisiana Fair 1958 11.9 m 2,828
BRUSH BAYOU Louisiana Fair 1979 67.1 m 2,828
BAYOU LAFOURCHE Louisiana Good 2006 54.9 m 2,824
BAYOU CHENAL Louisiana Fair 1956 24.4 m 2,823
BAYOU JOE MARCEL Louisiana Fair 1962 30.5 m 2,821
BAYOU DES CANNES Louisiana Good 1962 30.5 m 2,821
BAYOU RAWLES Louisiana Good 1981 13.4 m 2,820
BAYOU GALION Louisiana Fair 1955 36.6 m 2,815
BAYOU DELEMAR Louisiana Poor 1955 30.5 m 2,815
Dawson Creek Louisiana Good 2019 25.3 m 2,812
WHITTON CREEK Louisiana Good 2015 48.8 m 2,810
STREAM NO NAME Louisiana Fair 1955 7.9 m 2,805
WALNUT BRANCH Louisiana Fair 1955 13.4 m 2,805
PRETTY CREEK TRIB Louisiana Fair 1955 9.1 m 2,805
BAYOU TERREBONNE Louisiana Fair 1975 29.0 m 2,800
Flat River Bayou Louisiana Good 2006 36.6 m 2,800
CREEK Louisiana Good 1995 30.5 m 2,800
WHITE BAYOU Louisiana Poor 1970 29.6 m 2,794
FLAT RIVER Louisiana Good 2020 36.6 m 2,792
INDIAN BAYOU (SPOIL BANK Louisiana Poor 1987 18.3 m 2,790
WALL CREEK Louisiana Fair 1976 57.9 m 2,785
PONCHATOULA CREEK Louisiana Good 1990 29.0 m 2,780
CREEK Louisiana Fair 1954 29.3 m 2,778
SAVANNAH BRANCH Louisiana Fair 1954 35.4 m 2,778
DRAIN Louisiana Good 1954 7.3 m 2,778
TCHEFUNCTE RIVER Louisiana Good 2023 128.0 m 2,778
BULL BRANCH Louisiana Poor 1957 18.0 m 2,778
DRAINAGE CANAL Louisiana Fair 1963 8.5 m 2,777
WATERS BAYOU Louisiana Good 2001 48.2 m 2,775
Creek Louisiana Good 2020 9.8 m 2,775
BIG CREEK Louisiana Fair 1980 107.0 m 2,775
Cypress Creek Louisiana Good 2020 42.7 m 2,775
CREEK Louisiana Good 2020 11.0 m 2,775
BIG CREEK RELIEF Louisiana Good 2013 48.8 m 2,775
BIG CREEK Louisiana Good 2013 36.6 m 2,775
Jones Creek Louisiana Good 2017 36.6 m 2,774
TEN MILE CREEK RELIEF Louisiana Good 2006 59.4 m 2,773
MILL CREEK Louisiana Fair 1968 17.7 m 2,773
TEN MILE CREEK TRIB. Louisiana Good 1941 8.2 m 2,773
CREEK Louisiana Good 2006 42.1 m 2,773

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.