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 1963 24.4 m 3,684
CREEK Louisiana Fair 1959 9.8 m 3,675
THOMPSON CREEK Louisiana Fair 1959 165.2 m 3,675
DARBONNE BAYOU Louisiana Poor 1962 201.2 m 3,674
CROSS BAYOU Louisiana Fair 1952 36.6 m 3,674
CLEAR CREEK Louisiana Fair 1968 48.8 m 3,666
DRAIN Louisiana Fair 1956 8.2 m 3,664
BLACK WATER BAYOU Louisiana Good 2016 24.4 m 3,664
LOREAUVILLE CANAL Louisiana Good 2004 66.1 m 3,661
Bayou Fountain Louisiana Good 1976 6.4 m 3,661
I-55 Louisiana Fair 1970 84.1 m 3,660
UNION PACIFIC RAILROAD Louisiana Fair 1984 83.8 m 3,654
OFFRAMP-ELY. FDS. Louisiana Good 1974 201.2 m 3,652
ANSELM COULEE Louisiana Good 2002 18.3 m 3,650
GUM GULLY Louisiana Fair 1954 11.3 m 3,645
LITTLE BAYOU BLACK Louisiana Good 2020 21.0 m 3,645
LAFOURCHE BAYOU Louisiana Fair 1956 58.5 m 3,633
MILL POND CREEK Louisiana Fair 1993 30.5 m 3,620
I-20 Louisiana Fair 1960 93.6 m 3,620
I-20 Louisiana Poor 1960 92.0 m 3,620
I 20 Louisiana Fair 1960 122.5 m 3,620
Canal Louisiana Good 2020 8.2 m 3,615
DRAIN Louisiana Good 1997 7.0 m 3,612
I-10 Louisiana Fair 1964 67.1 m 3,610
I-55 Louisiana Good 1970 70.7 m 3,610
I 20 Louisiana Poor 1960 102.7 m 3,600
I0020 Louisiana Poor 1960 93.6 m 3,600
I 20 Louisiana Fair 1960 90.5 m 3,600
COULEE Louisiana Good 1993 23.2 m 3,600
CASTOR BAYOU TRIB. Louisiana Poor 1970 11.6 m 3,600
DRAIN Louisiana Fair 1957 14.3 m 3,596
I-10 Louisiana Fair 1965 67.1 m 3,596
DRAIN Louisiana Fair 1957 8.2 m 3,596
DRAIN Louisiana Fair 1957 7.0 m 3,596
GUM GULLEY Louisiana Fair 1957 16.2 m 3,596
BRUSHY BAYOU Louisiana Fair 1987 61.0 m 3,594
DINDE BAYOU Louisiana Fair 2021 54.9 m 3,593
SLEDGE CANAL Louisiana Good 2014 24.4 m 3,591
COULEE DEJON Louisiana Good 2014 30.5 m 3,591
BAYOU SAN PATRICIO Louisiana Fair 1977 183.5 m 3,585
KCS RR Louisiana Fair 2003 68.6 m 3,585
LITTLE INDIAN BAYOU Louisiana Fair 2021 36.6 m 3,580
DRAIN Louisiana Good 2010 7.3 m 3,571
LITTLE CHAPPEPEELA CREEK Louisiana Good 2016 42.7 m 3,571
DRAIN Louisiana Fair 1954 22.9 m 3,571
Spring Creek Louisiana Good 2019 36.6 m 3,571
Drain Louisiana Good 2019 48.8 m 3,571
COLEMAN BAYOU Louisiana Fair 1924 10.4 m 3,570
CREEK Louisiana Fair 1956 6.7 m 3,570
KAYOUCHE COULEE Louisiana Fair 2012 30.5 m 3,569

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.