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
I-610 SOUTHERN RR Louisiana Good 2018 444.4 m 8,000
W CSWY OV CHINCHUB BAYOU Louisiana Good 1954 38.4 m 8,000
NEW RIVER Louisiana Fair 1957 48.8 m 7,929
WB OFF RAMP (US51) Louisiana Good 1972 132.6 m 7,896
INTG I-20 Louisiana Fair 2008 94.5 m 7,892
DRAINAGE DITCH Louisiana Fair 1979 7.6 m 7,885
WAX LAKE OUTLET Louisiana Fair 1995 396.2 m 7,885
CREEK Louisiana Good 1964 8.8 m 7,885
LITTLE BAYOU BLACK Louisiana Fair 1964 18.3 m 7,885
ON-RAMP Louisiana Good 1977 360.6 m 7,885
WEST APPR ATCHAFALAYA R Louisiana Good 1977 528.2 m 7,885
ATCHAFALAYA RIVER Louisiana Fair 1975 560.5 m 7,885
La 182/LA70/LOC/DRAINAGE Louisiana Fair 1977 4,316.3 m 7,885
BAYOU RAMOS Louisiana Poor 1994 2,544.8 m 7,885
TEXAS GAS PIPELINE Louisiana Good 1994 24.7 m 7,885
I-20 Louisiana Fair 1975 104.2 m 7,867
ROCKY CANAL Louisiana Good 1983 36.6 m 7,858
MCMANOR CANAL Louisiana Fair 1935 11.6 m 7,858
DRAIN Louisiana Good 1974 7.3 m 7,856
INDIAN BAYOU Louisiana Good 1932 18.9 m 7,855
COMPTON LAKE CANAL Louisiana Good 1932 7.9 m 7,855
B.DES FAMILLIES Louisiana Fair 1981 67.1 m 7,837
CANAL Louisiana Good 1999 6.7 m 7,837
BAYOU LAFOURCHE Louisiana Fair 1967 69.5 m 7,822
DRAIN Louisiana Fair 1932 6.7 m 7,817
LA SOU/KCS RR & CLAIBORN Louisiana Poor 1957 168.2 m 7,806
LA SOUTHERN RR Louisiana Fair 1957 196.6 m 7,806
HOUSTON RIVER Louisiana Fair 1982 176.8 m 7,798
BUXTON CREEK Louisiana Fair 1988 48.8 m 7,798
CREEK Louisiana Good 1933 8.8 m 7,775
ABITA CREEK Louisiana Good 1933 9.1 m 7,775
COULEE KINNEY Louisiana Fair 1956 73.2 m 7,768
HURRICANE CR. Louisiana Fair 1970 8.5 m 7,762
BAYOU RAPIDES Louisiana Fair 1993 79.2 m 7,754
PONCHATOULA CR. Louisiana Fair 1932 54.9 m 7,716
ANSLEM COULEE Louisiana Fair 1957 18.3 m 7,704
LASALLE COULEE Louisiana Fair 1959 18.3 m 7,700
BROOKWOOD DITCH Louisiana Fair 1980 7.3 m 7,686
OLD RED R.CHANL Louisiana Good 1974 12.5 m 7,678
BYCYCLE TRAIL Louisiana Fair 1974 18.6 m 7,678
OLD RED R.CHANL Louisiana Good 1974 12.5 m 7,678
STONER AVE Louisiana Fair 1974 61.6 m 7,678
BYCYCLE TRAIL Louisiana Good 1974 18.6 m 7,678
DRAIN Louisiana Fair 2008 8.5 m 7,676
VERMILION R/ABBEVILLE Louisiana Fair 1938 73.5 m 7,662
DRAIN Louisiana Good 1996 10.1 m 7,654
ROBERTS CANAL Louisiana Good 1998 23.8 m 7,642
PLAQUEMINE BRULE Louisiana Fair 1932 9.1 m 7,630
BAYOU BELLEVIEW Louisiana Good 1955 6.8 m 7,630
BAYOU BARTHOLOMEW Louisiana Fair 1985 137.8 m 7,629

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.