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.
| Bridge | Location | Condition | Year Built | Length | ADT |
|---|---|---|---|---|---|
| JONES ST/KCS RR | Louisiana | Fair | 1983 | 581.9 m | 16,911 |
| BRUSH BAYOU | Louisiana | Fair | 1960 | 30.5 m | 16,911 |
| BOGGY BAYOU | Louisiana | Fair | 1953 | 64.0 m | 16,911 |
| CROSS BAYOU | Louisiana | Poor | 1960 | 137.2 m | 16,911 |
| MISSOURI PACIFIC RAILROA | Louisiana | Fair | 1986 | 259.7 m | 16,911 |
| LA 1 | Louisiana | Good | 1985 | 69.5 m | 16,911 |
| BAKER CANAL | Louisiana | Good | 2016 | 50.6 m | 16,910 |
| BATON ROUGE BAYOU | Louisiana | Good | 1979 | 36.6 m | 16,910 |
| LA 964 @ ALSE | Louisiana | Fair | 1961 | 67.7 m | 16,910 |
| Comite Diversion Canal | Louisiana | Good | 2022 | 106.7 m | 16,910 |
| VERMILION RIVER | Louisiana | Fair | 1948 | 49.4 m | 16,800 |
| STREAM | Louisiana | Fair | 1968 | 9.8 m | 16,790 |
| CREEK | Louisiana | Good | 1968 | 11.0 m | 16,790 |
| COMITE RIVER | Louisiana | Fair | 1978 | 122.5 m | 16,768 |
| BAYOU FOUNTAIN | Louisiana | Good | 1982 | 48.8 m | 16,697 |
| DRAINAGE CANAL | Louisiana | Fair | 1975 | 27.4 m | 16,686 |
| Canal | Louisiana | Good | 2024 | 9.4 m | 16,638 |
| CARENCRO BAYOU | Louisiana | Fair | 1948 | 68.6 m | 16,573 |
| DRAINAGE DITCH | Louisiana | Good | 1992 | 10.4 m | 16,573 |
| TCHEFUNCTE R/MADISONVILL | Louisiana | Fair | 1980 | 153.3 m | 16,517 |
| CONTRABAND BAYOU | Louisiana | Fair | 1935 | 14.3 m | 16,472 |
| CORPORATION CANAL | Louisiana | Poor | 1955 | 29.3 m | 16,457 |
| BAYOU DELPUENTE | Louisiana | Fair | 1983 | 45.7 m | 16,429 |
| E. PRUDHOMME STREET | Louisiana | Fair | 1983 | 146.0 m | 16,429 |
| I-10 SERV RDS B. SAB R | Louisiana | Fair | 2002 | 1,526.1 m | 16,426 |
| CANAL | Louisiana | Good | 1956 | 10.4 m | 16,379 |
| BAYOU FRANCOIS | Louisiana | Good | 1976 | 24.4 m | 16,379 |
| BAYOU ILE DES CANNES | Louisiana | Fair | 1968 | 30.5 m | 16,369 |
| COULEE MANUEL | Louisiana | Fair | 1995 | 24.4 m | 16,358 |
| THOMPSON CREEK | Louisiana | Fair | 1985 | 42.7 m | 16,334 |
| INDIAN BAYOU | Louisiana | Fair | 1985 | 13.7 m | 16,334 |
| CHEMARD BAYOU | Louisiana | Fair | 1987 | 79.2 m | 16,334 |
| WALLACE BAYOU | Louisiana | Fair | 1987 | 73.2 m | 16,334 |
| CREEK | Louisiana | Good | 1987 | 7.6 m | 16,334 |
| DOLET BAYOU | Louisiana | Good | 1988 | 91.4 m | 16,334 |
| COW BAYOU | Louisiana | Good | 1987 | 8.5 m | 16,334 |
| HALLS BREAK CREEK | Louisiana | Good | 1987 | 30.5 m | 16,334 |
| LA 83 S.P. RR | Louisiana | Good | 1978 | 447.8 m | 16,253 |
| CHOUPIQUE BAYOU | Louisiana | Fair | 1978 | 107.6 m | 16,253 |
| WEST PEARL RIVER | Louisiana | Fair | 1996 | 806.2 m | 16,250 |
| YELLOW WATER RIVER | Louisiana | Poor | 1953 | 36.6 m | 16,234 |
| WELLER OFF RAMP (S.B.) | Louisiana | Fair | 1970 | 86.0 m | 16,229 |
| CANAL | Louisiana | Good | 1976 | 24.7 m | 16,229 |
| Monte Sano Ave. | Louisiana | Good | 1976 | 169.2 m | 16,229 |
| ALEXANDER CREEK | Louisiana | Fair | 2011 | 128.0 m | 16,169 |
| BAYOU | Louisiana | Good | 2011 | 48.8 m | 16,169 |
| GRANT BAYOU | Louisiana | Good | 2011 | 53.6 m | 16,169 |
| BAYOU | Louisiana | Good | 2011 | 42.7 m | 16,169 |
| COULEE DES POCHES | Louisiana | Fair | 1976 | 23.2 m | 16,098 |
| DRAIN | Louisiana | Fair | 1977 | 16.8 m | 16,067 |
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.