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
CHAMBERLAIN CANAL Louisiana Good 1958 18.3 m 2,107
BAYOU YARBOR Louisiana Good 2015 12.2 m 2,100
CREEK Louisiana Good 2012 7.3 m 2,100
Bayou Coulee Louisiana Good 2012 24.4 m 2,100
Canal Louisiana Good 2020 15.5 m 2,100
CREEK Louisiana Good 2012 7.3 m 2,100
DRAIN Louisiana Good 1963 8.2 m 2,098
ALLIGATOR BAYOU Louisiana Fair 1963 85.3 m 2,098
BAYOU CARRON Louisiana Fair 1962 61.0 m 2,097
BAYOU COURTABLEAU Louisiana Fair 1937 82.6 m 2,097
BAYOU CARRON Louisiana Good 2004 54.9 m 2,097
DRAINAGE CANAL Louisiana Fair 1967 17.4 m 2,092
CLARKE BAYOU Louisiana Poor 1984 81.1 m 2,091
RED RIVER LA 1 UP RR Louisiana Fair 1984 934.8 m 2,091
CREEK Louisiana Good 1998 7.6 m 2,090
CORKERN CREEK Louisiana Fair 1955 13.4 m 2,087
CREEK Louisiana Good 1979 7.0 m 2,087
GREEN LAKE CR Louisiana Fair 1972 24.4 m 2,087
LAWRENCE CREEK Louisiana Fair 1972 121.9 m 2,087
PIG BRANCH Louisiana Fair 1976 24.4 m 2,087
BARLOW BRANCH Louisiana Fair 1976 24.4 m 2,087
WARNER CREEK Louisiana Fair 1976 36.6 m 2,087
GREEN BRANCH Louisiana Fair 1972 12.2 m 2,087
RICHARDSON BRANCH Louisiana Fair 1972 18.3 m 2,087
CYPRESS BAYOU Louisiana Poor 1965 23.5 m 2,080
COPPER MILL BAYOU Louisiana Fair 1970 17.4 m 2,080
BECKWITH CREEK Louisiana Fair 1961 103.6 m 2,079
BECKWITH CREEK RELIEF Louisiana Fair 1961 18.3 m 2,079
HICKORY BRANCH Louisiana Fair 1948 48.8 m 2,079
COLE CREEK Louisiana Fair 1961 36.6 m 2,079
CREEK Louisiana Fair 1948 18.3 m 2,079
EAST PONCHATOULA CREEK Louisiana Fair 1985 17.4 m 2,075
CLAY CUT BAYOU Louisiana Good 2023 30.5 m 2,074
PRAIRIE BRANCH Louisiana Good 1994 30.5 m 2,071
CALCASIEU RIVER RELIEF Louisiana Good 1981 168.2 m 2,071
CALCASIEU RIVER RELIEF Louisiana Good 1981 76.2 m 2,071
MASTERS CREEK Louisiana Good 1995 24.4 m 2,071
CALCASIEU RIVER Louisiana Fair 1981 198.7 m 2,071
BRACKY BRANCH Louisiana Fair 1966 30.5 m 2,068
Bayou Carencro Louisiana Fair 1979 48.8 m 2,067
Canal Louisiana Fair 1998 9.1 m 2,064
CREEK Louisiana Fair 1950 18.3 m 2,063
BAYOU RIGOLETTE Louisiana Fair 1950 72.5 m 2,063
BAYOU RIGOLETTE Louisiana Poor 1950 72.2 m 2,063
JAMES BRANCH Louisiana Fair 1969 9.1 m 2,063
CREEK Louisiana Fair 1969 6.7 m 2,063
CREEK Louisiana Good 1969 6.7 m 2,063
HUDSON CREEK Louisiana Fair 1969 61.0 m 2,063
PRAIRIE BAYOU Louisiana Fair 1975 23.5 m 2,060
HALFWAY BAYOU Louisiana Fair 1975 11.9 m 2,060

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.