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
Coulee Duralde Louisiana Good 1996 30.5 m 3,050
CREEK Louisiana Fair 1962 19.8 m 3,050
CREEK Louisiana Good 1962 8.5 m 3,050
CANAL Louisiana Good 2005 24.1 m 3,050
CREEK Louisiana Good 1962 7.0 m 3,050
OTTER BAYOU Louisiana Good 1985 24.4 m 3,046
WHITE BAYOU Louisiana Fair 1962 36.6 m 3,045
BAYOU SCIE RELIEF Louisiana Good 2007 67.1 m 3,045
BAYOU SCIE Louisiana Good 2007 97.5 m 3,045
Drainage Canal Louisiana Fair 1970 7.0 m 3,045
TALISHEEK CREEK Louisiana Good 1972 30.5 m 3,043
DRAIN Louisiana Fair 1972 8.2 m 3,043
DRAIN Louisiana Fair 1972 6.7 m 3,043
COULEE Louisiana Poor 1978 11.6 m 3,040
I-49 Louisiana Good 1989 182.9 m 3,036
KELSO BAYOU/HACKBERRY Louisiana Poor 1977 123.7 m 3,034
CYPRESS BAYOU RELIEF NO Louisiana Fair 1953 54.9 m 3,031
CYPRESS BAYOU RELIEF NO Louisiana Fair 1953 54.9 m 3,031
TOLEDO BEND RES. Louisiana Fair 1967 4,022.1 m 3,030
TOLEDO BEND LAKE Louisiana Fair 1968 42.7 m 3,030
TOLEDO BEND LAKE Louisiana Good 1968 42.7 m 3,030
LA0013 Louisiana Fair 1966 58.5 m 3,018
I-20 Louisiana Fair 1968 76.8 m 3,010
DRAINAGE CANALS LA.20 RR Louisiana Fair 1995 9,005.0 m 3,007
SWAMP Louisiana Good 1994 540.4 m 3,007
LA 662 BAYOU LOURSE Louisiana Good 1998 693.1 m 3,007
DEADWOOD RD TIGER BAYOU Louisiana Good 1994 2,326.5 m 3,007
LA 20 SP RR DRAIN CANAL Louisiana Good 1994 580.6 m 3,007
LA 20 SP RR DRAIN CANA Louisiana Fair 1994 1,600.8 m 3,007
LA 20 SP RR DRAIN CANA Louisiana Good 1994 492.3 m 3,007
TIGER BAYOU Louisiana Fair 1998 48.8 m 3,007
CHACAHOULA BAYOU Louisiana Good 1998 625.4 m 3,007
DRAINAGE CANAL Louisiana Good 1998 507.8 m 3,007
PRAIRIE BAYOU Louisiana Good 2005 30.5 m 3,000
BAYOU FATMA Louisiana Good 1970 6.7 m 3,000
YOUNGS BAYOU Louisiana Fair 1962 15.2 m 3,000
Lil Cypress Bayou Louisiana Poor 1965 18.0 m 3,000
BROWN CREEK Louisiana Fair 2005 8.8 m 2,992
BROWN CREEK Louisiana Fair 2005 24.1 m 2,992
CANEY CREEK Louisiana Good 1982 45.7 m 2,992
HALFWAY CREEK Louisiana Fair 2005 24.1 m 2,987
BAYOU Louisiana Fair 1972 7.9 m 2,982
CASTOR CREEK Louisiana Good 2002 61.0 m 2,974
CREEK Louisiana Fair 2002 36.6 m 2,974
EDWARDS BRANCH Louisiana Good 2002 48.8 m 2,974
I-10 Louisiana Fair 1970 249.9 m 2,970
LA 728-1 Louisiana Fair 1970 52.1 m 2,969
LA 182 Louisiana Fair 1968 59.1 m 2,969
I0049/US0167 Louisiana Good 1968 71.6 m 2,969
FRANCOIS COULEE Louisiana Good 2003 42.1 m 2,969

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.