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
ARMENCO CANAL Louisiana Fair 1965 30.5 m 10,090
LA0014 Louisiana Fair 1969 97.5 m 10,090
LA 329 & LDRR Louisiana Good 1969 426.7 m 10,090
RODERE CANAL Louisiana Fair 1969 30.5 m 10,090
LEWIS STREET Louisiana Fair 2000 442.6 m 10,090
LA0083 Louisiana Good 2004 571.8 m 10,090
Darnell Rd Louisiana Good 2002 574.9 m 10,090
ROCKY BAYOU Louisiana Good 1997 36.6 m 10,090
RED RIVER FORT BUHLOW Louisiana Good 2015 919.0 m 10,090
COURTESY LANE DITCH Louisiana Fair 1965 6.7 m 10,084
LA 318 Louisiana Good 2017 575.2 m 10,080
VACHERIE CANAL Louisiana Fair 1978 18.3 m 10,080
BELFIELD DITCH Louisiana Good 2012 30.5 m 10,079
CHOUPIQUE BAYOU Louisiana Fair 1978 140.2 m 10,070
LA 83 S.P. RR Louisiana Good 1978 470.6 m 10,070
SLOUGH Louisiana Fair 1974 23.5 m 10,070
WILLIS BAYOU Louisiana Fair 1982 23.8 m 10,070
BAYOU CALAHAN Louisiana Fair 1967 6.7 m 10,065
LA 3211 Louisiana Fair 2001 597.4 m 10,063
FRANKLIN CANAL Louisiana Fair 1979 994.9 m 10,063
HANSON CANAL Louisiana Fair 1980 30.5 m 10,051
LA 3215 BNSF Alice C Rd Louisiana Fair 1980 475.5 m 10,051
CREEK Louisiana Good 1998 106.7 m 10,035
B.Caroline & B.Alligator Louisiana Fair 1998 3,680.2 m 10,035
BAYOU BOEUF Louisiana Fair 1998 1,650.2 m 10,035
WAX LAKE OUTLET Louisiana Poor 1975 397.2 m 10,035
CREEK Louisiana Fair 1964 8.8 m 10,035
BAYOU PATTERSON Louisiana Fair 1964 8.8 m 10,035
CREEK Louisiana Good 1964 8.8 m 10,035
US 90 EB ON RAMP Louisiana Good 1977 360.6 m 10,035
BAYOU RAMOS Louisiana Poor 1994 2,550.9 m 10,035
LITTLE BAYOUBLACK Louisiana Fair 1964 18.3 m 10,035
TEXAS GAS PIPELINE Louisiana Good 1994 24.7 m 10,035
MCCAIN CREEK Louisiana Good 2003 13.4 m 10,018
I-12 Louisiana Good 1969 73.8 m 10,015
CANAL NUMBER 4 Louisiana Good 1960 7.9 m 10,000
CANAL NO.2 Louisiana Good 1970 9.1 m 10,000
CANAL #3 Louisiana Good 1970 7.3 m 10,000
CANAL #3 Louisiana Good 1970 7.3 m 10,000
CANAL #3 Louisiana Fair 1982 8.5 m 10,000
DRAINAGE CANAL Louisiana Fair 1961 7.0 m 10,000
Flat River Louisiana Fair 1985 23.2 m 10,000
Branch Louisiana Good 2020 21.3 m 10,000
OCKLEY DITCH Louisiana Fair 1997 18.3 m 10,000
YOUNGS BAYOU Louisiana Fair 1961 15.2 m 10,000
POINT CLAIRE CA Louisiana Fair 1965 24.4 m 9,963
CREEK Louisiana Fair 1932 7.0 m 9,942
DRAINAGE CREEK Louisiana Fair 1979 24.4 m 9,942
CROWS CREEK Louisiana Fair 1979 54.9 m 9,942
CREEK Louisiana Good 1932 10.4 m 9,942

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.