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
SANDY CREEK Louisiana Fair 1957 92.0 m 3,548
NO NAME Louisiana Fair 1951 8.2 m 3,546
KCS RR Louisiana Good 1994 59.4 m 3,546
KAYOUCHE COULEE Louisiana Fair 1959 61.0 m 3,532
ANTOINE GULLY Louisiana Fair 1959 24.4 m 3,532
CREEK Louisiana Fair 1938 7.9 m 3,530
HICKORY BRANCH Louisiana Fair 1993 76.2 m 3,530
RAWLS BRANCH Louisiana Good 2016 18.3 m 3,528
BAYOU LAPINE Louisiana Fair 2002 36.6 m 3,528
BAYOU TECHE Louisiana Good 1993 105.2 m 3,526
CHICKASAW CREEK Louisiana Poor 1948 87.8 m 3,518
CREEK Louisiana Poor 1948 65.8 m 3,518
COCKERHAM CREEK Louisiana Fair 1956 73.8 m 3,518
LITTLE RIVER RELIEF Louisiana Fair 1956 155.4 m 3,518
CREEK Louisiana Fair 2009 71.9 m 3,518
BAYOU Louisiana Fair 1994 12.5 m 3,516
CANAL Louisiana Fair 1974 23.2 m 3,506
INTRACOASTAL WATERWAY Louisiana Fair 1976 1,293.6 m 3,506
Canal 3 Louisiana Fair 2002 8.8 m 3,500
Drainage Canal Louisiana Fair 1970 8.5 m 3,500
Drainage Canal Louisiana Fair 1970 13.1 m 3,500
Drainage Canal Louisiana Fair 1970 6.4 m 3,500
CITY PARK LAKES Louisiana Fair 1950 12.8 m 3,500
YELLOW WATER RIVER Louisiana Good 1996 40.5 m 3,500
ST LOUIS CANAL Louisiana Poor 1965 18.3 m 3,492
ST LOUIS CANAL Louisiana Fair 1976 29.3 m 3,492
BAYOU DESCANNES Louisiana Fair 1999 85.3 m 3,491
DRAIN Louisiana Good 1965 8.2 m 3,491
DRAINAGE CANAL Louisiana Fair 1998 24.4 m 3,491
BAYOU ROUGE Louisiana Good 1987 30.5 m 3,490
BAYOU TORO Louisiana Fair 1944 61.0 m 3,483
BAYOU TORO RELIEF Louisiana Good 2004 54.9 m 3,483
DUDGEMONA RELIEF Louisiana Fair 2003 138.1 m 3,480
DUDGEMONA RIVER Louisiana Fair 2003 138.1 m 3,480
I-20 Louisiana Fair 1975 105.5 m 3,476
CREEK Louisiana Fair 1998 13.1 m 3,476
CREEK Louisiana Fair 1943 16.5 m 3,472
CREEK Louisiana Good 2009 11.0 m 3,472
CANEY BRANCH Louisiana Fair 1943 61.3 m 3,472
CLARKE BAYOU Louisiana Fair 1943 97.8 m 3,472
CLARKE BAYOU REL Louisiana Fair 1943 49.1 m 3,472
DRAIN Louisiana Good 1943 10.1 m 3,472
CREEK Louisiana Fair 1943 16.5 m 3,472
BOONE CREEK Louisiana Fair 1991 34.7 m 3,472
DORCHEAT BAYOU Louisiana Fair 1981 214.6 m 3,472
DORCHEAT BAYOU RELIEF Louisiana Fair 1982 29.6 m 3,472
DORCHEAT BAYOU RELIEF Louisiana Fair 2004 6.7 m 3,472
BAYOU DESAIRD Louisiana Poor 1979 29.0 m 3,462
CREEK Louisiana Poor 1957 12.2 m 3,462
MILL BAYOU Louisiana Poor 1957 12.2 m 3,462

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.