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.

Clear
BridgeLocationConditionYear BuiltLengthADT
YELLOW WATER Louisiana Good 1968 73.8 m 36,311
HICKORY BRANCH Louisiana Fair 1975 30.5 m 36,105
MISSISSIPPI RIVER Louisiana Fair 1973 3,368.6 m 36,023
BENOIT BAYOU Louisiana Good 1978 9.8 m 35,972
BENOIT BAYOU Louisiana Good 1978 9.8 m 35,972
BAYOU Louisiana Fair 1978 13.1 m 35,972
BAYOU Louisiana Fair 1978 13.1 m 35,972
SWAN LAKE ROAD Louisiana Fair 1978 73.2 m 35,972
SWAN LAKE ROAD Louisiana Good 1978 73.2 m 35,972
I-20 Louisiana Fair 1977 82.9 m 35,800
LA 28 Louisiana Fair 1966 61.0 m 35,040
US167 FR RDS CITY ST R Louisiana Fair 1966 512.7 m 35,040
US 167 MESSER ST KCS R Louisiana Fair 1966 360.3 m 35,040
US 167 & 9th St Louisiana Good 1995 794.0 m 35,040
Jones Creek Louisiana Good 2017 61.0 m 35,003
Knox Canal Louisiana Good 2017 48.8 m 35,003
Knox Canal Louisiana Good 2017 48.8 m 35,003
Jones Creek Louisiana Good 2017 61.0 m 35,003
COULEE MINE Louisiana Fair 1967 36.6 m 34,877
I.C.G. RR Louisiana Good 1977 408.1 m 34,781
HWYS STS RR CA. Louisiana Good 1983 484.9 m 34,781
RR. CA. Louisiana Good 1983 303.9 m 34,781
AIRLINE-DRIVE/LA 3105 Louisiana Fair 1978 72.5 m 34,418
AIRLINE-DRIVE/LA 3105 Louisiana Fair 1978 72.5 m 34,418
FELDER BAYOU Louisiana Fair 1962 24.4 m 34,245
DRAIN Louisiana Good 1962 24.4 m 34,245
DUMPLIN CREEK Louisiana Good 2000 30.5 m 34,245
WILLIS BAYOU Louisiana Good 1962 18.3 m 34,245
WEST COLYELL CR Louisiana Good 1962 42.7 m 34,245
CANAL Louisiana Fair 1958 18.0 m 34,245
I-12 Louisiana Fair 1970 73.8 m 34,245
TCHEFUNCTE RIVER Louisiana Good 2017 182.9 m 34,242
COULEE ILE DES CANNES Louisiana Fair 1984 54.9 m 34,104
DAWSON CREEK Louisiana Good 2013 48.8 m 33,927
WARD CREEK Louisiana Good 1972 48.8 m 33,927
I-12 Louisiana Fair 1967 193.5 m 33,927
DRY BAYOU Louisiana Fair 1962 73.2 m 33,925
E. PEARL RIV FRONTAGE RD Louisiana Fair 1958 121.9 m 33,925
INDIAN BAYOU Louisiana Fair 1962 103.6 m 33,925
YELLOW BAYOU Louisiana Fair 1962 97.5 m 33,925
CLEAR BAYOU Louisiana Fair 1962 121.9 m 33,925
MIDDLE SLOUGH Louisiana Fair 1962 48.8 m 33,925
RONES BAYOU Louisiana Fair 1962 79.2 m 33,925
LAKE PONTCHARTRAIN Louisiana Good 2011 15.2 m 33,925
I-49 US 167 RAMPS CIT Louisiana Fair 1994 1,239.9 m 33,869
HILL BAYOU Louisiana Good 1995 47.5 m 33,869
CANAL & BIKE TR Louisiana Good 1976 122.2 m 33,650
ERNEST STREET Louisiana Fair 1975 44.5 m 32,874
RYAN STREET Louisiana Fair 1975 52.1 m 32,874
ERNEST STREET Louisiana Fair 1975 44.5 m 32,874

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.