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
DRAIN Louisiana Fair 1992 10.4 m 2,434
S. Eden Isles Canal Louisiana Good 2019 18.3 m 2,433
CAMP CREEK Louisiana Fair 1955 10.7 m 2,423
LA SALLE COULEE Louisiana Good 1998 17.4 m 2,420
I-20 (BARNES OPASS) Louisiana Fair 1975 84.7 m 2,420
RODERE CANAL Louisiana Fair 1953 22.6 m 2,419
ICWW / BAYOU BLUE Louisiana Fair 1972 97.5 m 2,407
COOL CREEK Louisiana Good 1935 45.7 m 2,403
CHUBBY CREEK Louisiana Fair 1956 8.5 m 2,403
DRAIN Louisiana Good 1956 7.3 m 2,403
TERRYS CREEK Louisiana Fair 1935 100.6 m 2,403
DRAIN Louisiana Good 1956 32.6 m 2,403
SKULL CREEK Louisiana Good 1963 30.5 m 2,400
PATRIOT CANAL Louisiana Good 2015 12.8 m 2,400
PATRIOT CANAL Louisiana Good 2015 12.8 m 2,400
COULEE Louisiana Good 1968 7.9 m 2,400
ILE DES CANNES COULEE Louisiana Fair 1977 23.2 m 2,400
TRIB. TO BOGGY BAYOU Louisiana Good 2005 7.6 m 2,400
COULEE Louisiana Fair 1986 8.8 m 2,400
I-20 Louisiana Poor 1964 69.2 m 2,397
CROSS BAYOU BRIDGE Louisiana Fair 1982 103.6 m 2,397
NORTHDALE CANAL Louisiana Poor 1960 10.7 m 2,397
S FORK CROSS B Louisiana Poor 1965 46.3 m 2,397
GRAND CAILLOU BAYOU Louisiana Poor 1960 48.2 m 2,395
INDIAN BRANCH Louisiana Fair 1987 14.3 m 2,394
W FORK THOMPSON C Louisiana Fair 1959 128.6 m 2,392
VAUGHN CREEK Louisiana Fair 1959 73.8 m 2,392
NEGREET-CREEK Louisiana Fair 1976 40.5 m 2,391
BAYOU TERREBONNE Louisiana Good 2013 40.5 m 2,390
I-20 Louisiana Fair 1970 81.7 m 2,390
BLACK BAYOU Louisiana Poor 1969 23.2 m 2,388
DRAIN Louisiana Fair 1999 7.3 m 2,385
LEBLEU DITCH Louisiana Fair 1976 17.4 m 2,383
BURT BAYOU Louisiana Fair 1976 34.7 m 2,383
DRAINAGE CANAL Louisiana Fair 1951 24.4 m 2,382
FLAT SLOUGH BRIDGE Louisiana Fair 1954 18.3 m 2,382
SLOUGH Louisiana Fair 1954 36.6 m 2,382
BLACK STEEP BAYOU Louisiana Fair 1954 24.4 m 2,382
BAYOU Louisiana Fair 1954 115.8 m 2,382
BAYOU QUEUE DE TORTUE Louisiana Good 1983 30.5 m 2,382
B LAFOURCHE RELIEF Louisiana Fair 1954 54.9 m 2,382
BAYOU LAFOUCHE Louisiana Poor 1953 146.9 m 2,382
BAYOU LAFOURCHE Louisiana Poor 1940 76.2 m 2,380
SALINE BAYOU Louisiana Fair 1995 24.4 m 2,378
FALGOUT CANAL Louisiana Poor 1964 61.6 m 2,378
SALINE BAYOU RELIEF Louisiana Fair 1995 24.4 m 2,378
ALLIGATOR BAYOU Louisiana Poor 1936 49.4 m 2,376
BOONE CREEK Louisiana Good 2019 24.4 m 2,376
FLAT RIVER Louisiana Good 2003 61.0 m 2,376
FIFI BAYOU Louisiana Good 2021 61.0 m 2,376

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.