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
Carencro Bayou Louisiana Good 2018 12.2 m 680
I-20 Louisiana Poor 1964 81.1 m 680
W. BRANCH CYPRESS BAYOU Louisiana Poor 1976 11.6 m 680
REDWOOD CREEK TRIB Louisiana Fair 2010 23.5 m 680
CARNEY CREEK Louisiana Good 2011 23.5 m 680
DRAIN Louisiana Good 2023 30.5 m 678
HIPPOLYTE COULEE Louisiana Fair 1986 23.2 m 678
PUSHEPATAPA CREEK Louisiana Good 2011 168.2 m 678
DRAIN Louisiana Fair 1985 17.4 m 677
I-10 Louisiana Fair 1964 67.7 m 677
BRANCH OF CYPRESS CREEK Louisiana Fair 2005 7.3 m 675
BULLS BAYOU Louisiana Good 2010 30.5 m 675
SILVER CREEK Louisiana Good 1990 98.5 m 675
SILVER CREEK RELIEF Louisiana Fair 1989 9.1 m 675
DRAIN Louisiana Poor 1963 11.6 m 674
DRAINAGE DITCH Louisiana Fair 2001 18.0 m 673
DARTIGO CREEK Louisiana Fair 1982 34.7 m 673
BULGER CREEK Louisiana Good 1995 24.4 m 673
Coulee Louisiana Good 2017 7.3 m 672
Lyons Point Gully Louisiana Fair 1994 29.0 m 672
BAYOU PIERRE PART Louisiana Good 2007 30.5 m 672
BECKWITH CREEK Louisiana Fair 1995 57.9 m 670
BAYOU COCO Louisiana Poor 1930 17.7 m 668
WIND BAYOU Louisiana Poor 1972 17.4 m 668
I-10 RAMP Louisiana Fair 1972 58.2 m 668
Canal Louisiana Fair 2018 17.7 m 668
DRAINAGE LATERAL Louisiana Good 1970 8.2 m 666
DRAINAGE LATERAL Louisiana Good 1970 7.3 m 666
BOGUE CHITTO RIVER Louisiana Fair 1967 213.4 m 666
DRAIN Louisiana Fair 1967 58.2 m 666
DRAIN Louisiana Fair 1967 17.7 m 666
MUD CREEK Louisiana Fair 1959 42.7 m 666
Bayou Provencal Louisiana Good 2020 36.6 m 665
Bayou Blue Louisiana Good 2018 9.8 m 665
Sand Creek Louisiana Good 2022 48.8 m 665
MACHIS BAYOU Louisiana Poor 1930 7.0 m 665
OLD RIVER Louisiana Good 1985 97.5 m 665
SAN MIGUEL BAYOU Louisiana Good 1983 54.9 m 665
BARNES CREEK Louisiana Poor 1972 75.3 m 664
WALNUT BAYOU Louisiana Fair 1998 46.3 m 662
CREEK Louisiana Fair 1998 7.3 m 662
BAYOU TECHE Louisiana Fair 1990 86.3 m 661
CANAL Louisiana Good 2017 24.4 m 660
VERMILION RIVER Louisiana Fair 1970 46.3 m 660
POWELL CANAL Louisiana Good 2010 42.7 m 659
HAY CREEK Louisiana Fair 1959 93.0 m 659
COULEE Louisiana Fair 1966 23.2 m 658
CATTLE CROSSING Louisiana Fair 1976 23.2 m 658
CATTLE CROSSING Louisiana Fair 1976 29.0 m 658
DRAINAGE DITCH Louisiana Good 1989 8.5 m 657

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.