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
COULEE DATIDER Louisiana Poor 1975 23.2 m 1,100
TRIBUTARY TO CROSS LAKE Louisiana Good 2004 7.0 m 1,100
TRIBUTARY TO CROSS LAKE Louisiana Good 2004 7.0 m 1,100
TRIB. TO CROSS LAKE Louisiana Good 1994 24.4 m 1,100
TRIB. TO CROSS LAKE Louisiana Good 1994 24.4 m 1,100
PATRICK BAYOU Louisiana Good 2004 42.1 m 1,100
BAYOU-SAN-PATRICIO-RELIE Louisiana Fair 1977 69.5 m 1,099
BAYOU-SAN-PATRICIO Louisiana Poor 1977 81.1 m 1,099
HORSE HEAD CREEK Louisiana Good 1983 18.3 m 1,099
LOST BAYOU Louisiana Good 1983 30.5 m 1,099
DAW BRANCH Louisiana Fair 1983 42.7 m 1,099
SAN MIGUEL BAYOU Louisiana Good 1983 54.9 m 1,099
CREEK Louisiana Fair 1953 7.3 m 1,098
ROCKY BRANCH Louisiana Fair 1958 7.9 m 1,093
BIG BRANCH Louisiana Fair 1958 7.9 m 1,093
B GRAND CANE RELIEF Louisiana Fair 1958 36.6 m 1,093
BAYOU GRAND CANE Louisiana Fair 1958 85.3 m 1,093
Black Bayou Louisiana Good 2021 30.5 m 1,092
DRAIN Louisiana Good 1985 11.6 m 1,092
CREEK Louisiana Good 2004 23.2 m 1,092
BRIDGE CREEK Louisiana Poor 1953 29.0 m 1,092
CREEK Louisiana Fair 1999 17.4 m 1,092
CREEK Louisiana Fair 1982 11.6 m 1,092
HURRICANE CREEK Louisiana Fair 1982 29.0 m 1,092
CREEK Louisiana Fair 1971 23.5 m 1,092
CREEK Louisiana Good 1971 6.7 m 1,092
BAYOU BLUE Louisiana Fair 1957 61.0 m 1,088
BLACK LAKE BAYOU Louisiana Fair 1982 85.3 m 1,087
BLACK LAKE BAYOU RELIEF Louisiana Fair 1982 48.8 m 1,087
SLOUGH BRIDGE Louisiana Fair 1982 48.8 m 1,087
WHITE BAYOU Louisiana Poor 1970 29.3 m 1,087
DRAIN Louisiana Fair 1978 11.6 m 1,085
DRAIN Louisiana Good 1966 6.7 m 1,085
CREEK Louisiana Good 2020 18.3 m 1,084
Coulee Louisiana Good 2007 22.9 m 1,082
CYPRESS BAYOU Louisiana Poor 1986 23.2 m 1,082
SANDY BAYOU Louisiana Good 1993 30.5 m 1,082
TENSAS RIVER @ DICKIES Louisiana Good 2008 182.9 m 1,082
MIXON BRANCH Louisiana Good 1999 6.7 m 1,082
MILL CREEK Louisiana Fair 1983 23.2 m 1,077
ARCENEAUX BAYOU Louisiana Poor 1955 7.9 m 1,076
LITTLE RIVER RELIEF Louisiana Fair 1995 23.2 m 1,076
LITTLE RIVER Louisiana Fair 1995 34.7 m 1,076
QUEUE DE TORTUE BAYOU Louisiana Fair 1953 36.6 m 1,075
DRAIN Louisiana Good 1951 13.1 m 1,075
20 ARPENT CANAL Louisiana Good 2014 15.8 m 1,073
Cypress Creek Louisiana Good 2019 42.7 m 1,073
PRAIRION BAYOU Louisiana Fair 1964 11.9 m 1,073
LITTLE CYPRESS CREEK Louisiana Good 2015 11.0 m 1,073
CREEK Louisiana Fair 1983 17.4 m 1,072

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.