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
I0010 Louisiana Good 2000 526.1 m 46,650
JONES CREEK Louisiana Good 1958 8.2 m 45,876
US 190-FLORIDA BLVD Louisiana Fair 1964 60.4 m 45,876
ABITA RIVER Louisiana Fair 1975 76.2 m 45,574
STL&SW-KCS RR/WESTERFIEL Louisiana Poor 1966 197.5 m 45,300
DRAIN Louisiana Fair 1970 8.2 m 45,151
BAYOU MANCHAC Louisiana Fair 1970 61.0 m 45,150
BAYOU MANCHAC Louisiana Fair 1970 61.0 m 45,150
HORSESHOE CANAL Louisiana Fair 1995 42.7 m 45,104
UP RAILROAD Louisiana Good 1994 566.9 m 45,104
BAYOU CARENCRO Louisiana Fair 1963 48.8 m 44,889
LA 182 Louisiana Fair 1981 112.5 m 44,889
LA0093 Louisiana Good 1978 84.4 m 44,889
LA-428 CITY STREETS Louisiana Fair 1989 659.3 m 44,700
COULEE Louisiana Good 2009 11.0 m 44,689
COULEE Louisiana Good 2009 25.6 m 44,689
COULEE Louisiana Good 2009 14.9 m 44,689
US 61B & LA73 Louisiana Fair 1963 1,110.4 m 44,500
LA 67-PLANK RD Louisiana Fair 1968 976.6 m 44,500
LA 67-PLANK RD Louisiana Fair 1968 949.5 m 44,500
CREEK Louisiana Poor 1960 7.3 m 44,391
LA3233 Louisiana Fair 1982 79.2 m 44,317
BLOOD RIVER Louisiana Fair 1968 45.7 m 44,252
BIG BRANCH Louisiana Good 1969 45.7 m 44,252
TICKFAW RIVER Louisiana Good 1969 170.7 m 44,252
HOG BRANCH Louisiana Fair 1969 92.0 m 44,252
BAYOU CALLAHAN Louisiana Fair 1962 54.9 m 44,243
COOLEY BRANCH Louisiana Good 1960 61.0 m 44,225
COOLEY BRANCH Louisiana Fair 1960 61.0 m 44,225
I-110 Louisiana Fair 1961 53.0 m 44,150
I-110 Louisiana Fair 1969 80.8 m 44,150
JUDSON WALSH ROAD Louisiana Good 1982 75.6 m 44,138
RESERVE RELIEF CANAL Louisiana Fair 1974 5,709.2 m 44,074
HOPE CANAL Louisiana Fair 1975 47.2 m 44,074
MISSISSIPPI BAYOU Louisiana Fair 1975 38.1 m 44,074
US 61 & LA 611-9 & CIRCL Louisiana Fair 1957 419.7 m 44,036
BENNETT BAYOU Louisiana Fair 1968 30.5 m 43,420
GOURD BAYOU Louisiana Fair 1968 10.1 m 43,420
BENNETT BAYOU Louisiana Fair 1968 30.5 m 43,420
I-49 Louisiana Good 1980 127.4 m 43,200
INDUSTRIAL PARK RD &UPRR Louisiana Good 1992 167.6 m 42,770
LA 498 Louisiana Good 1992 64.6 m 42,770
US 167 BUSINESS Louisiana Good 1995 64.0 m 42,770
HWYS STRTS RR BAYOU Louisiana Fair 1994 3,201.6 m 42,770
TWELVE MILE BAYOU Louisiana Good 2013 373.1 m 42,454
DOE SLOUGH CANAL Louisiana Good 2013 8.8 m 42,454
E ATCHAFALAYA FLOODWAY Louisiana Fair 1972 6,579.1 m 42,449
E. ATCHAFALAYA FLDY Louisiana Fair 1972 210.3 m 42,449
WEST FLOODWAY Louisiana Fair 1972 225.2 m 42,449
WHISKEY BAY CHANNEL Louisiana Fair 1972 825.1 m 42,449

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.