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
OCKLEY DITCH Louisiana Fair 1996 24.4 m 2,000
DUNCAN CANAL Louisiana Good 2005 50.9 m 2,000
L.BOGUE FALAYA Louisiana Good 1960 48.8 m 2,000
SAULS CANAL Louisiana Good 1988 23.2 m 2,000
LANGLINOIS DITCH Louisiana Fair 1963 8.5 m 2,000
CREEK Louisiana Fair 1963 8.2 m 2,000
COUSINS CANAL Louisiana Fair 2005 67.1 m 2,000
L.BOGUE FALAYA Louisiana Good 1960 54.9 m 2,000
Tall Timbers Lateral Louisiana Good 2003 7.3 m 2,000
BAYOU FATMA Louisiana Fair 1960 17.4 m 2,000
AMES CANAL Louisiana Fair 1970 40.5 m 2,000
MACKS BAYOU Louisiana Fair 1998 48.8 m 2,000
GREEN TERRACE DITCH Louisiana Fair 1970 7.9 m 2,000
CRAWFISH CANAL Louisiana Fair 1989 23.2 m 2,000
BAYOU FATMA Louisiana Fair 1988 23.2 m 2,000
SONIAT CANAL Louisiana Good 2017 48.8 m 2,000
AMES CANAL Louisiana Good 1970 40.5 m 2,000
FLAT RIVER Louisiana Fair 1951 34.7 m 2,000
W BAYOU CHENE Louisiana Fair 1965 61.0 m 2,000
BAYOU COURTBLEAU Louisiana Good 2009 73.2 m 2,000
MINE COULEE Louisiana Fair 1968 30.8 m 2,000
COULEE Louisiana Fair 1988 14.9 m 2,000
CANAL NO.5 Louisiana Good 1970 8.2 m 2,000
DRAINAGE BAYOU Louisiana Poor 1974 9.1 m 2,000
TIGER BAYOU Louisiana Poor 1983 17.4 m 2,000
FRONTAGE RD. UP RR Louisiana Good 1996 294.4 m 2,000
GILMER BAYOU Louisiana Good 1969 11.3 m 2,000
HORNSBY CREEK Louisiana Fair 2018 42.7 m 2,000
ASH SLOUGH Louisiana Good 1994 23.2 m 2,000
DRAINAGE CANAL Louisiana Fair 1971 9.8 m 2,000
Chatlin Lake Canal Louisiana Fair 1984 27.7 m 2,000
CANAL NUMBER 5 Louisiana Good 1960 7.9 m 2,000
YOUNGS NORTH COULEE Louisiana Good 1970 8.5 m 2,000
MID BAYOU CHENE Louisiana Fair 1965 36.6 m 2,000
METAIRIE RELIEF CANAL Louisiana Good 1993 33.2 m 2,000
RED CHUTE BAYOU Louisiana Good 2005 85.3 m 2,000
GRAND CROSS CANAL Louisiana Good 1984 17.7 m 2,000
THREE MILE CANAL Louisiana Good 1964 14.6 m 2,000
BAYOU Louisiana Fair 1963 11.9 m 2,000
BAYOU TESSON Louisiana Good 1997 11.6 m 2,000
CANAL NO. 6 Louisiana Fair 1970 20.7 m 2,000
YOUNGS BAYOU Louisiana Fair 1961 15.2 m 2,000
SEGNETTE BAYOU Louisiana Good 1977 751.9 m 2,000
SOUTH KENNER CANAL Louisiana Good 1988 23.2 m 2,000
YOUNGS BAYOU Louisiana Fair 1972 15.2 m 2,000
CANAL NO. 5 Louisiana Good 1960 7.3 m 2,000
CLEAR LAKE Louisiana Fair 1993 36.6 m 2,000
DRAINAGE CANAL Louisiana Good 1993 24.4 m 2,000
CANAL NO 5 Louisiana Good 1970 7.9 m 2,000
DRAINAGE CANAL Louisiana Fair 1974 9.1 m 2,000

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.