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
COMMMERICAL CANAL Louisiana Fair 1948 36.9 m 3,451
DRAINAGE DITCH Louisiana Poor 1970 18.0 m 3,440
DRAIN Louisiana Good 2006 24.1 m 3,440
COULEE DE MANUEL Louisiana Fair 1949 24.4 m 3,440
CREEK Louisiana Fair 1961 7.0 m 3,433
SHEPHERD CREEK Louisiana Fair 1968 30.5 m 3,433
Barnet Springs Creek Louisiana Good 2019 12.2 m 3,433
CREEK Louisiana Fair 1961 6.4 m 3,433
COWPEN BAYOU Louisiana Good 2020 30.5 m 3,424
DEER CREEK Louisiana Good 2016 36.6 m 3,423
ST. JOHNS CREEK Louisiana Poor 1977 17.7 m 3,420
FLATWOODS CREEK Louisiana Poor 1977 17.7 m 3,420
SUNRISE PUMP STATION CAN Louisiana Fair 1980 18.3 m 3,416
WILLOW CHUTE BAYOU Louisiana Fair 2005 61.0 m 3,408
YOUNGS BAYOU Louisiana Good 2013 36.6 m 3,402
Discharge Bayou Louisiana Good 2024 54.9 m 3,400
BRUSHY BAYOU Louisiana Good 2003 30.5 m 3,400
BRUSHY BRANCH Louisiana Fair 1934 14.6 m 3,399
COLLINSBURG CREEK Louisiana Fair 1934 21.3 m 3,399
CREEK Louisiana Poor 1952 8.2 m 3,395
Coon Gully Louisiana Good 2017 36.6 m 3,393
DOUBLOUN BRANCH Louisiana Fair 1987 23.2 m 3,391
BAYOU TECHE PARKS Louisiana Poor 1950 75.3 m 3,378
16TH ST./RR Louisiana Good 2006 329.5 m 3,374
BICKHAM SLOUGH Louisiana Good 2013 73.2 m 3,365
PATTERSON SLOUGH Louisiana Good 2013 97.5 m 3,365
SABINE RIVER Louisiana Poor 1938 99.7 m 3,365
MORMAN SLOUGH Louisiana Fair 2012 121.9 m 3,365
LONG SLOUGH Louisiana Fair 2013 85.3 m 3,365
AMITE RIVER-GRANGEVILLE Louisiana Fair 1981 348.1 m 3,362
LILLYS CREEK Louisiana Fair 1955 48.8 m 3,362
AMITE R RELIEF Louisiana Fair 1955 30.5 m 3,362
SMARY BRANCH Louisiana Fair 1980 11.9 m 3,362
LILLYS CREEK Louisiana Fair 1955 79.2 m 3,362
CREEK Louisiana Good 1993 9.4 m 3,360
SWAFFORD CREEK Louisiana Good 1998 36.6 m 3,354
BRUSHY BRANCH Louisiana Fair 1953 24.7 m 3,354
BRUSHY FORK RELIEF Louisiana Fair 1953 24.7 m 3,354
BAYOU MARIA Louisiana Fair 1953 36.9 m 3,354
BAYOU MARIA RELIEF Louisiana Fair 1953 36.9 m 3,354
WIGGINS BAYOU Louisiana Poor 1953 18.0 m 3,354
RED RIVER Louisiana Good 2000 1,152.1 m 3,354
CREEK Louisiana Good 2000 8.2 m 3,354
PIPE AT BLACK RIVER Louisiana Fair 1995 6.4 m 3,351
Selsers Creek Louisiana Good 2022 36.6 m 3,345
CREEK Louisiana Good 2012 7.9 m 3,340
CREEK Louisiana Fair 1955 10.4 m 3,333
COWPEN CREEK Louisiana Fair 2003 71.9 m 3,333
CREEK Louisiana Fair 1955 8.5 m 3,333
PERSIMMON MARSH Louisiana Fair 1994 23.2 m 3,333

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.