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
S. CARROLTON AVE. Louisiana Fair 1961 713.5 m 7,620
S. CARROLTON AVE. Louisiana Fair 1961 724.2 m 7,620
I-10 WEST TO US 61 Louisiana Poor 1961 407.8 m 7,620
OFF RAMP I-10/CAROLTON Louisiana Fair 1961 174.0 m 7,620
ON RAMP I-10/CARRLOTON Louisiana Fair 1961 253.0 m 7,620
CITY STREETS Louisiana Good 1960 381.6 m 7,620
I 10 EAST Louisiana Good 1969 214.9 m 7,620
CITY STREETS Louisiana Fair 1969 170.4 m 7,620
N. CLAIRBORNE AVE Louisiana Fair 1968 178.3 m 7,620
CITY STREETS Louisiana Fair 1968 266.7 m 7,620
I10 EAST &I 10 W Louisiana Fair 1968 637.9 m 7,620
ON RAMP I-10E Louisiana Good 1968 118.6 m 7,620
CITY STREETS Louisiana Fair 1968 273.7 m 7,620
ON RAMP-ELY FDS. Louisiana Good 1974 169.2 m 7,620
I-10 EAST & WEST Louisiana Good 1968 187.1 m 7,620
OFF RAMP I-10W. Louisiana Good 1968 224.6 m 7,620
ON RAMP I-10E. Louisiana Good 1966 179.8 m 7,620
I-10 EAST & WEST US90 Louisiana Fair 1966 521.2 m 7,620
ON RAMP I-10E.FROM US90 Louisiana Good 1967 155.8 m 7,620
ON RAMP I-10W FROM US90 Louisiana Good 1967 95.1 m 7,620
I10 & LA47 Louisiana Good 1972 564.2 m 7,620
CYPRESS BAYOU Louisiana Good 1957 24.4 m 7,620
I-12 Louisiana Fair 1975 117.0 m 7,611
JONES CREEK Louisiana Good 2014 41.1 m 7,601
SPILLER CREEK Louisiana Fair 1996 30.5 m 7,595
LA 26 Louisiana Fair 1965 61.6 m 7,591
CROSS BAYOU Louisiana Fair 1960 163.1 m 7,587
RAMP TO PORT ALLEN Louisiana Fair 1968 115.2 m 7,586
RAMP Louisiana Fair 1968 228.0 m 7,586
FARMERS L&C CO. CANAL Louisiana Fair 2010 10.7 m 7,583
POYDRAS BAYOU Louisiana Good 1971 30.5 m 7,562
STUMPY BAYOU Louisiana Fair 1971 24.4 m 7,562
NO NAME Louisiana Fair 1952 8.5 m 7,562
STREAM NO NAME Louisiana Poor 1952 22.6 m 7,562
W-8 MAIN CANAL Louisiana Fair 1952 7.0 m 7,562
CHALPIN BAYOU Louisiana Poor 1980 40.5 m 7,562
BAYOU TOMMY Louisiana Fair 1952 11.0 m 7,562
LOWER MARINGOUIN CANAL Louisiana Good 1964 24.4 m 7,562
CHAMBERLIN CANAL Louisiana Fair 1952 25.0 m 7,562
STREAM NO NAME Louisiana Fair 1952 20.4 m 7,562
STREAM NO NAME Louisiana Fair 1952 8.5 m 7,562
BAYOU GROSSE TETE Louisiana Fair 1973 56.4 m 7,562
DRAIN Louisiana Good 1990 9.8 m 7,562
STREAM NO NAME Louisiana Good 1952 7.3 m 7,562
CANAL Louisiana Good 2001 46.3 m 7,546
B ILE DES CANNES Louisiana Fair 1953 25.6 m 7,540
COULEE MINE Louisiana Fair 1953 29.3 m 7,540
CREEK Louisiana Good 1934 6.3 m 7,540
CONNERS CREEK Louisiana Good 1972 9.1 m 7,535
BLACK BAYOU Louisiana Poor 1971 17.4 m 7,519

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.