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
DRAINAGE BAYOU Louisiana Good 2000 22.9 m 6,230
STOKER BRANCH Louisiana Fair 1967 30.5 m 6,226
STOKER BRANCH Louisiana Fair 1967 36.6 m 6,226
GRAYS CREEK Louisiana Fair 1979 29.3 m 6,226
I0020 & CONSTITUTION DR Louisiana Poor 1963 67.7 m 6,220
CREEK Louisiana Fair 1931 10.1 m 6,218
CANE CREEK Louisiana Fair 1981 30.5 m 6,218
BAYOU DES CANNES Louisiana Good 1956 12.5 m 6,214
KCS RAILROAD Louisiana Fair 2004 12.8 m 6,200
Chatlin Lake Canal Louisiana Good 2006 30.5 m 6,200
N. BRANCH WARDS CREEK Louisiana Poor 1988 29.0 m 6,180
CROSS BAYOU Louisiana Good 1977 54.9 m 6,163
CANEY BAYOU Louisiana Poor 1932 7.6 m 6,163
GROUND Louisiana Good 2013 234.7 m 6,160
MONTE SANO BAYOU Louisiana Fair 1971 42.7 m 6,150
WALLACE CREEK Louisiana Fair 1976 36.6 m 6,150
US 167 SOUTH Louisiana Good 1980 83.8 m 6,146
CREEK Louisiana Fair 1966 6.7 m 6,146
TRIB. TO GILMER BAYOU Louisiana Good 1999 10.7 m 6,138
HENDERSON BAYOU Louisiana Poor 1969 11.6 m 6,131
RODDY BAYOU Louisiana Good 2007 17.4 m 6,131
ASYLUM BRANCH Louisiana Good 1988 36.6 m 6,113
I-12 Louisiana Good 1970 67.7 m 6,110
PIPE AT CANAL Louisiana Fair 1995 6.7 m 6,110
CREEK Louisiana Fair 1994 21.9 m 6,110
BEAR BRANCH Louisiana Good 1975 7.0 m 6,107
CONTRABAND BAYOU Louisiana Poor 1964 29.0 m 6,090
LIVELY BAYOU Louisiana Fair 1990 30.5 m 6,085
ENGLISH BAYOU Louisiana Fair 1953 42.7 m 6,080
DRAIN Louisiana Fair 1958 8.2 m 6,080
ENGLISH BAYOU Louisiana Fair 1953 24.4 m 6,080
KAYOUCHE COULEE Louisiana Poor 1958 61.0 m 6,080
BAYOU OSIER Louisiana Poor 1958 8.2 m 6,080
BAYOU CASTOR S BRANCH Louisiana Good 1989 49.1 m 6,076
CREEK Louisiana Fair 1945 8.8 m 6,071
BLACK BAYOU Louisiana Good 2004 103.6 m 6,071
LITTLE BLACK BAY Louisiana Good 1945 29.3 m 6,071
Prime Gully Louisiana Fair 1951 11.6 m 6,068
LIONS PT GULLEY Louisiana Fair 1951 37.2 m 6,068
DRAIN Louisiana Good 1957 9.8 m 6,067
DRAIN Louisiana Good 1983 6.7 m 6,064
WILLOW BAYOU REL. CANAL Louisiana Fair 1960 18.3 m 6,051
DRAIN Louisiana Fair 1932 10.4 m 6,051
TALLA BENA BAYOU Louisiana Fair 1932 10.4 m 6,051
HUB BAYOU Louisiana Good 1957 24.4 m 6,046
BAYOU Louisiana Fair 1932 8.2 m 6,040
ST. LOUIS BAYOU Louisiana Good 2017 42.7 m 6,028
BAYOU Louisiana Fair 1962 22.6 m 6,027
CANAL Louisiana Fair 1965 19.5 m 6,018
FOX BRANCH Louisiana Fair 1968 17.7 m 6,010

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.