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
BLACK LAKE CREEK Louisiana Good 2012 91.4 m 780
KCS RR Louisiana Good 2016 459.9 m 780
CROWS CREEK Louisiana Poor 1954 61.3 m 780
I-20 Louisiana Poor 1964 76.8 m 780
BEAR CREEK Louisiana Fair 1984 73.2 m 780
LEATHERMAN CREEK Louisiana Fair 1984 152.4 m 780
BRINSON CREEK Louisiana Fair 1984 73.2 m 780
BLACK LAKE CREEK Louisiana Fair 1984 73.2 m 780
SLOUGH BRIDGE Louisiana Poor 1953 24.7 m 780
KEPLER CREEK Louisiana Fair 1961 103.6 m 780
COBURN CREEK Louisiana Fair 1960 15.8 m 780
DRAINAGE CANAL Louisiana Good 2009 61.0 m 777
REDWOOD CREEK Louisiana Poor 1963 46.3 m 777
KELLY BAYOU Louisiana Good 2006 65.8 m 776
HEMPHILL CREEK Louisiana Good 1988 92.0 m 776
CREEK Louisiana Fair 1980 17.4 m 776
HICKORY BRANCH Louisiana Good 1978 11.6 m 776
CREEK Louisiana Good 1980 11.6 m 776
CREEK Louisiana Fair 1974 11.6 m 776
GRAY CREEK Louisiana Fair 1974 23.2 m 776
DOYLE BRANCH Louisiana Good 1978 11.6 m 776
CREEK Louisiana Fair 1978 11.9 m 776
FOSTER CREEK Louisiana Fair 1991 7.0 m 776
Clarke Bayou Louisiana Good 2016 97.5 m 775
Coulee Ile Des Cannes Louisiana Good 2019 22.9 m 774
CREEK Louisiana Fair 1950 18.9 m 773
BLACK BAYOU Louisiana Good 2012 10.1 m 773
BAYOU CHICOT Louisiana Poor 1970 40.8 m 772
LOW CREEK Louisiana Fair 1978 11.6 m 772
BLOOMS MILL CREEK Louisiana Poor 1971 23.2 m 771
Little Bogue Falaya Louisiana Good 2017 48.8 m 770
DRAIN Louisiana Fair 1960 6.4 m 769
COW BAYOU RELIEF Louisiana Fair 1960 48.8 m 769
COW BAYOU Louisiana Fair 1960 79.2 m 769
BULL BAYOU Louisiana Fair 1960 42.7 m 769
PEN BAYOU Louisiana Fair 1960 6.4 m 769
CLEMENT CREEK Louisiana Fair 1958 79.2 m 769
CREEK Louisiana Good 1984 17.4 m 767
LA SALLE COULEE Louisiana Good 2005 11.6 m 766
TENSAS BAYOU Louisiana Good 2001 79.9 m 765
I-10 Louisiana Fair 1966 156.1 m 762
COON GULLY Louisiana Fair 2006 36.0 m 762
COULEE DES POCHES Louisiana Fair 1993 23.2 m 760
MINE COULEE Louisiana Good 1974 17.4 m 760
WALLACE BAYOU Louisiana Good 2001 24.4 m 760
I-49 Louisiana Fair 1985 140.8 m 760
CREEK Louisiana Good 2010 8.8 m 760
COULEE VALENTINE Louisiana Fair 1959 18.3 m 759
BAYOU DURALDE Louisiana Fair 1959 61.0 m 759
DRAIN Louisiana Fair 1959 8.5 m 759

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.