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
6th Louisiana Good 1977 165.2 m 2,163
BAYOU PETITE PASS Louisiana Fair 1961 18.3 m 2,163
COULEE TEAL Louisiana Fair 1961 61.0 m 2,163
Bayou Cocodrie Louisiana Fair 1987 73.2 m 2,163
TIGER BAYOU Louisiana Fair 1952 9.1 m 2,161
BOEUF RIVER Louisiana Fair 1978 149.4 m 2,159
BAYOU PLAQUEMINE BRULE Louisiana Good 2013 24.4 m 2,158
BUXTON CR Louisiana Good 2017 15.8 m 2,157
CANAL Louisiana Fair 1956 7.9 m 2,155
CANAL Louisiana Fair 1956 10.1 m 2,155
I-10 Louisiana Fair 1968 67.7 m 2,154
COULEE DATIDER Louisiana Fair 1964 18.3 m 2,152
DRAINAGE Louisiana Good 1994 6.7 m 2,152
PINE CREEK Louisiana Fair 1952 7.9 m 2,151
BRUSHY BRANCH Louisiana Fair 1927 13.1 m 2,151
DRAIN Louisiana Fair 1927 8.2 m 2,151
CREEK Louisiana Poor 1968 23.8 m 2,151
OUISKA CHITTO CK. Louisiana Fair 1975 237.4 m 2,151
Canal 4 Louisiana Good 2004 8.5 m 2,146
Canal 4 Louisiana Good 2004 8.5 m 2,146
Canal 4 Louisiana Good 1999 8.5 m 2,146
Canal 4 Louisiana Good 2003 7.6 m 2,146
Canal 4 Louisiana Good 2003 7.6 m 2,146
BAYOU BOEUF Louisiana Good 1962 43.3 m 2,144
CREEK Louisiana Good 1995 14.9 m 2,140
MINE BRANCH COULEE Louisiana Good 1990 17.7 m 2,140
BLACK LAKE CREEK Louisiana Fair 1995 61.0 m 2,140
Bayou Mallet Lateral Louisiana Fair 1970 42.7 m 2,134
CHANEY CREEK MF Louisiana Good 1959 54.9 m 2,133
CHANEY CREEK M F Louisiana Good 1959 30.5 m 2,133
CHANEY CREEK Louisiana Good 1959 36.6 m 2,133
GRANTS BAYOU Louisiana Fair 1959 24.4 m 2,133
WEST FORK BAYOU Louisiana Fair 1959 10.7 m 2,133
CYPRESS BAYOU Louisiana Poor 1970 46.9 m 2,125
CANAL Louisiana Fair 1995 24.4 m 2,124
BLACK LAKE Louisiana Good 2010 1,439.9 m 2,118
BAYOU MORGAN CITY Louisiana Fair 1969 42.7 m 2,115
BAYOU L OURSE Louisiana Fair 1969 36.6 m 2,115
BLACK BAYOU Louisiana Fair 2001 29.0 m 2,114
MIDDLE RELIEF Louisiana Fair 1979 149.4 m 2,113
SUGARHOUSE BAYOU Louisiana Fair 1972 45.7 m 2,113
WEST RELIEF Louisiana Fair 1979 85.3 m 2,113
CALCASIEU RIVER Louisiana Fair 1979 298.7 m 2,113
BAYOU BLANC Louisiana Good 2016 36.6 m 2,112
DIVERSION CANAL Louisiana Fair 1981 41.1 m 2,110
Yellow water river Louisiana Good 2024 24.4 m 2,110
BAYOU Louisiana Fair 1953 8.2 m 2,109
STUMPY BAYOU Louisiana Good 1958 24.4 m 2,107
CHAMBERLAIN CANAL Louisiana Good 1958 18.3 m 2,107
BAYOU CLAUSA Louisiana Fair 1958 30.5 m 2,107

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.