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
JONES ST/KCS RR Louisiana Fair 1983 581.9 m 16,911
BRUSH BAYOU Louisiana Fair 1960 30.5 m 16,911
BOGGY BAYOU Louisiana Fair 1953 64.0 m 16,911
CROSS BAYOU Louisiana Poor 1960 137.2 m 16,911
MISSOURI PACIFIC RAILROA Louisiana Fair 1986 259.7 m 16,911
LA 1 Louisiana Good 1985 69.5 m 16,911
BAKER CANAL Louisiana Good 2016 50.6 m 16,910
BATON ROUGE BAYOU Louisiana Good 1979 36.6 m 16,910
LA 964 @ ALSE Louisiana Fair 1961 67.7 m 16,910
Comite Diversion Canal Louisiana Good 2022 106.7 m 16,910
VERMILION RIVER Louisiana Fair 1948 49.4 m 16,800
STREAM Louisiana Fair 1968 9.8 m 16,790
CREEK Louisiana Good 1968 11.0 m 16,790
COMITE RIVER Louisiana Fair 1978 122.5 m 16,768
BAYOU FOUNTAIN Louisiana Good 1982 48.8 m 16,697
DRAINAGE CANAL Louisiana Fair 1975 27.4 m 16,686
Canal Louisiana Good 2024 9.4 m 16,638
CARENCRO BAYOU Louisiana Fair 1948 68.6 m 16,573
DRAINAGE DITCH Louisiana Good 1992 10.4 m 16,573
TCHEFUNCTE R/MADISONVILL Louisiana Fair 1980 153.3 m 16,517
CONTRABAND BAYOU Louisiana Fair 1935 14.3 m 16,472
CORPORATION CANAL Louisiana Poor 1955 29.3 m 16,457
BAYOU DELPUENTE Louisiana Fair 1983 45.7 m 16,429
E. PRUDHOMME STREET Louisiana Fair 1983 146.0 m 16,429
I-10 SERV RDS B. SAB R Louisiana Fair 2002 1,526.1 m 16,426
CANAL Louisiana Good 1956 10.4 m 16,379
BAYOU FRANCOIS Louisiana Good 1976 24.4 m 16,379
BAYOU ILE DES CANNES Louisiana Fair 1968 30.5 m 16,369
COULEE MANUEL Louisiana Fair 1995 24.4 m 16,358
THOMPSON CREEK Louisiana Fair 1985 42.7 m 16,334
INDIAN BAYOU Louisiana Fair 1985 13.7 m 16,334
CHEMARD BAYOU Louisiana Fair 1987 79.2 m 16,334
WALLACE BAYOU Louisiana Fair 1987 73.2 m 16,334
CREEK Louisiana Good 1987 7.6 m 16,334
DOLET BAYOU Louisiana Good 1988 91.4 m 16,334
COW BAYOU Louisiana Good 1987 8.5 m 16,334
HALLS BREAK CREEK Louisiana Good 1987 30.5 m 16,334
LA 83 S.P. RR Louisiana Good 1978 447.8 m 16,253
CHOUPIQUE BAYOU Louisiana Fair 1978 107.6 m 16,253
WEST PEARL RIVER Louisiana Fair 1996 806.2 m 16,250
YELLOW WATER RIVER Louisiana Poor 1953 36.6 m 16,234
WELLER OFF RAMP (S.B.) Louisiana Fair 1970 86.0 m 16,229
CANAL Louisiana Good 1976 24.7 m 16,229
Monte Sano Ave. Louisiana Good 1976 169.2 m 16,229
ALEXANDER CREEK Louisiana Fair 2011 128.0 m 16,169
BAYOU Louisiana Good 2011 48.8 m 16,169
GRANT BAYOU Louisiana Good 2011 53.6 m 16,169
BAYOU Louisiana Good 2011 42.7 m 16,169
COULEE DES POCHES Louisiana Fair 1976 23.2 m 16,098
DRAIN Louisiana Fair 1977 16.8 m 16,067

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.