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
BAYOU DES CYPRAIRRES Louisiana Good 1977 54.9 m 6,887
BAYOU DES GLAISE Louisiana Fair 1977 96.6 m 6,887
BAYOU LACOMBE Louisiana Fair 1993 11.0 m 6,887
NICHOLAS COULEE Louisiana Good 1979 24.4 m 6,880
RED RIVER CITY STS. Louisiana Fair 1985 313.6 m 6,865
US 167 Louisiana Good 1969 122.8 m 6,865
U.P. RR Louisiana Good 2019 289.6 m 6,861
BOUTTE CANAL Louisiana Good 1999 19.5 m 6,850
HOSSTON RIVER RD. Louisiana Good 2014 53.0 m 6,846
PINEHILL RD Louisiana Good 2016 240.2 m 6,846
KELLY BAYOU Louisiana Good 2014 70.7 m 6,846
LA 3194 Louisiana Good 2016 140.8 m 6,846
SELF ROAD Louisiana Good 2013 64.0 m 6,846
UNKNOWN POND Louisiana Good 2013 68.6 m 6,846
SWIFT BAYOU Louisiana Good 2013 30.5 m 6,846
SWIFT BAYOU CANAL Louisiana Fair 2013 9.8 m 6,846
MCCAIN CREEK Louisiana Good 2016 15.8 m 6,846
LA 1 Louisiana Good 2016 374.6 m 6,846
MYRA-MYRTIS RD Louisiana Good 2014 186.2 m 6,846
DRAIN Louisiana Good 2013 11.6 m 6,846
DOOLEY BAYOU Louisiana Good 2013 36.6 m 6,846
BLACK BAYOU Louisiana Good 2013 182.9 m 6,846
TWELVE MILE BAYOU Louisiana Good 2013 373.1 m 6,846
US 71 Louisiana Good 2014 265.2 m 6,846
LA 173 Louisiana Good 2013 310.9 m 6,846
EAGLE CHUTE Louisiana Good 2013 114.3 m 6,846
DRAIN Louisiana Good 2013 8.2 m 6,846
LA 170 Louisiana Good 2013 365.8 m 6,846
DRAIN Louisiana Good 2013 8.5 m 6,846
LA 169 Louisiana Good 2013 85.3 m 6,846
LA 2 Louisiana Good 2014 87.8 m 6,846
MYRICKS BAYOU Louisiana Good 2013 30.5 m 6,846
UNKNOWN CREEK Louisiana Good 2013 68.6 m 6,846
BAYOU CORNE Louisiana Good 1960 67.1 m 6,842
LIT BAU PIERRE PA Louisiana Good 1960 79.2 m 6,842
BAYOU VALERIE Louisiana Good 1960 24.4 m 6,842
DRY SLOUGH Louisiana Fair 2003 61.0 m 6,816
BAYOU NEZPIEQUE BRIDGE Louisiana Good 2003 152.4 m 6,816
LITTLE BLACK BAYOU Louisiana Fair 1989 23.2 m 6,810
BAYOU LAFOURCHE Louisiana Good 2015 55.8 m 6,806
CHOUPIQUE BAYOU Louisiana Poor 1979 412.1 m 6,800
TECHE BAYOU Louisiana Fair 1951 85.6 m 6,798
I-20 Louisiana Poor 1960 92.0 m 6,795
Avoca Island Cutoff Louisiana Fair 1988 44.2 m 6,787
GROUND Louisiana Good 2013 296.9 m 6,786
I-10 Louisiana Fair 1984 416.1 m 6,786
I-20/KCS RR Louisiana Poor 1966 168.6 m 6,786
RAMP EB Louisiana Fair 1964 85.0 m 6,786
OFF RAMP Louisiana Fair 1964 85.0 m 6,786
TWELVE MILE BAYOU Louisiana Fair 2005 231.6 m 6,777

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.