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.

Clear
BridgeLocationConditionYear BuiltLengthADT
BLACK BAYOU Louisiana Poor 1971 17.4 m 7,519
Goudine Bayou Louisiana Good 2019 18.3 m 7,519
BRUSHY BAYOU Louisiana Fair 1975 61.0 m 7,518
MOPAC RAILROAD Louisiana Fair 1982 469.7 m 7,514
RAMOS BAYOU Louisiana Poor 1932 142.0 m 7,504
CREEK Louisiana Fair 1960 10.1 m 7,500
DRAIN Louisiana Fair 1930 8.2 m 7,499
DRAIN Louisiana Fair 1930 16.5 m 7,499
BAYOU BLACK Louisiana Good 1996 23.2 m 7,492
BENOIT BAYOU Louisiana Good 2007 22.9 m 7,489
BOGUE CHITTO RV RELIEF Louisiana Good 1975 92.0 m 7,481
WRIGHTS CREEK Louisiana Good 1975 31.1 m 7,481
BOGUE CHITTO RIVER Louisiana Good 1974 433.4 m 7,481
OUISKI BAYOU Louisiana Fair 1972 23.2 m 7,455
COULEE Louisiana Fair 1972 23.2 m 7,455
BLACKWELL CREEK Louisiana Fair 1966 30.5 m 7,429
PHILLIPS CREEK Louisiana Fair 1966 36.6 m 7,429
PHILLIPS CREEK Louisiana Fair 1966 36.6 m 7,429
BAYOU JULIEN Louisiana Fair 1974 30.5 m 7,420
I-20 Louisiana Fair 1968 76.8 m 7,400
US 71 RAMPS UP RR Louisiana Good 1992 546.8 m 7,400
HWYS STRTS RR BAYOU Louisiana Fair 1995 3,196.7 m 7,400
ST LOUIS CANAL Louisiana Fair 1969 30.5 m 7,379
DRIVEWAY Louisiana Fair 1957 178.3 m 7,378
LA 611-9 & JOHNSON ST Louisiana Fair 1957 188.1 m 7,378
WEST TURKEY CREEK Louisiana Fair 1986 11.6 m 7,372
ASH SLOUGH Louisiana Good 1980 29.6 m 7,372
I-110 Louisiana Fair 1968 89.6 m 7,370
BAYOU BLANC Louisiana Fair 2001 60.0 m 7,361
STREETS & R.R. TRACKS Louisiana Fair 1982 445.0 m 7,361
BLACK BAYOU TRIBUTARY Louisiana Good 1988 10.1 m 7,344
COBURN CREEK Louisiana Good 1965 99.1 m 7,342
CREEK Louisiana Good 1944 9.8 m 7,336
ISLE MARRON CANAL Louisiana Fair 1959 24.4 m 7,329
COULEE BAYOU Louisiana Good 1959 24.4 m 7,329
PONCHATOULA CREEK Louisiana Fair 1957 54.9 m 7,323
HOLLYWOOD CANAL Louisiana Fair 1957 18.3 m 7,322
MCMAHON CANAL Louisiana Good 1981 42.7 m 7,322
BAYOU FOLSE Louisiana Good 1981 42.7 m 7,322
40 ARPENT CANAL Louisiana Fair 1952 24.4 m 7,322
CLAIRBORNE AVE/DUMAINE S Louisiana Fair 1968 124.4 m 7,322
CHATLIN LAKE CANAL Louisiana Fair 1963 53.3 m 7,317
LATANIER BAYOU Louisiana Fair 1973 24.4 m 7,317
SELSERS CREEK Louisiana Fair 1958 36.6 m 7,316
LITTLE PRAIRIE CREEK Louisiana Good 2006 30.5 m 7,277
BAYOU CASTOR Louisiana Good 2006 67.1 m 7,277
CREEK Louisiana Good 1943 11.0 m 7,277
BAYOU Louisiana Fair 2000 6.1 m 7,263
YOUNGS BAYOU Louisiana Good 2013 36.6 m 7,259
TETE BAYOU Louisiana Good 2008 8.5 m 7,245

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.