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
DRAINAGE BAYOU Louisiana Poor 1965 17.4 m 5,630
CLAYCUT BAYOU Louisiana Good 1993 57.9 m 5,630
DRAINAGE BAYOU Louisiana Poor 1965 17.4 m 5,630
BOGGY CUT BAYOU Louisiana Fair 1965 11.6 m 5,630
DRAIN Louisiana Fair 1932 6.7 m 5,622
DRAINAGE Louisiana Fair 1974 29.0 m 5,622
MINE BRANCH COULEE Louisiana Fair 1965 6.4 m 5,620
CREEK Louisiana Fair 1931 7.0 m 5,615
WATERS CREEK Louisiana Fair 1931 7.0 m 5,615
CREEK Louisiana Fair 1931 7.0 m 5,615
CREEK Louisiana Fair 1962 61.0 m 5,613
BAYOU MALLET Louisiana Fair 1960 79.2 m 5,613
MP RR & US 190 Louisiana Fair 2001 364.8 m 5,610
Le Des Cannes Coulee Louisiana Fair 1994 52.1 m 5,608
YOUNGS BAYOU Louisiana Good 2013 18.3 m 5,600
DRAIN DITCH Louisiana Fair 1985 7.3 m 5,599
B.DES FAMILLIES Louisiana Fair 1981 61.0 m 5,599
BAYOU TERREBONNE Louisiana Good 2011 24.4 m 5,593
CANAL Louisiana Good 2007 7.3 m 5,584
Yellow Water River Louisiana Fair 1976 17.4 m 5,582
ARCENEAUX BAYOU Louisiana Fair 1965 36.6 m 5,563
DRAIN Louisiana Fair 1965 7.6 m 5,563
SERPENT BAYOU Louisiana Fair 1965 79.2 m 5,563
PIERRE PASS Louisiana Poor 1967 145.1 m 5,560
HUNNICUTT CREEK Louisiana Fair 1953 10.7 m 5,557
HORSE TROUGH CREEK Louisiana Fair 1955 15.2 m 5,557
CREEK Louisiana Fair 1953 10.7 m 5,557
CYPRESS CREEK Louisiana Fair 1955 10.1 m 5,557
CREEK Louisiana Poor 1953 13.4 m 5,557
CREEK Louisiana Poor 1953 8.2 m 5,557
KANSAS CITY SOUTHERN RR. Louisiana Fair 1979 61.6 m 5,548
DRAIN Louisiana Fair 1964 6.7 m 5,525
I-20 Louisiana Fair 1973 91.7 m 5,520
LITTLE INDIAN BAYOU Louisiana Fair 1986 23.5 m 5,516
Rawles Bayou Louisiana Good 2020 13.4 m 5,500
PORT DE LUCE CREEK Louisiana Good 1997 9.4 m 5,495
PORT DE LUCE CREEK Louisiana Good 1997 36.6 m 5,495
LAS RR Louisiana Good 1959 36.9 m 5,495
DYSON CREEK Louisiana Good 2003 8.2 m 5,494
SLASH BRANCH Louisiana Fair 1980 11.6 m 5,494
ANSEIM COUIEE Louisiana Fair 1973 17.4 m 5,486
DRAIN Louisiana Fair 1965 42.7 m 5,485
PUSHAPATAPA CR Louisiana Good 1965 219.5 m 5,485
ICG RR Louisiana Poor 1940 178.3 m 5,484
ICG RR Louisiana Poor 1940 178.3 m 5,484
ICG RR Louisiana Poor 1937 72.8 m 5,484
CROSS BAYOU Louisiana Poor 1940 133.5 m 5,484
GIBBENS LATERAL Louisiana Good 1987 15.2 m 5,477
BOGGY BRANCH Louisiana Fair 1938 7.9 m 5,474
CREEK Louisiana Fair 1938 7.9 m 5,474

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.