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 |
|---|---|---|---|---|---|
| COWPEN BRANCH | Louisiana | Fair | 2015 | 9.1 m | 1,400 |
| HEMPHILL CREEK | Louisiana | Fair | 1966 | 67.4 m | 1,400 |
| I-10 | Louisiana | Fair | 1977 | 102.1 m | 1,400 |
| WALLACE BAYOU | Louisiana | Fair | 1982 | 61.0 m | 1,400 |
| DRAINAGE CANAL | Louisiana | Fair | 1984 | 18.3 m | 1,400 |
| WIGGINS BAYOU | Louisiana | Good | 2021 | 18.3 m | 1,400 |
| Badley RD/Park | Louisiana | Fair | 1982 | 64.3 m | 1,399 |
| LITTLE WALLACE BAYOU | Louisiana | Fair | 1959 | 9.8 m | 1,398 |
| BAYOU | Louisiana | Fair | 1939 | 11.9 m | 1,397 |
| BAYOU PETITE | Louisiana | Fair | 1994 | 12.8 m | 1,397 |
| GULLY | Louisiana | Fair | 1983 | 8.5 m | 1,395 |
| CREEK | Louisiana | Good | 1975 | 6.4 m | 1,394 |
| BAYOU LOUIS | Louisiana | Fair | 1989 | 179.8 m | 1,394 |
| OUACHITA RIVER | Louisiana | Fair | 2017 | 998.2 m | 1,394 |
| COULEE CANAL | Louisiana | Good | 2007 | 25.3 m | 1,392 |
| GUM BAYOU BRIDGE | Louisiana | Fair | 1986 | 17.4 m | 1,392 |
| HOLLYWOOD DITCH | Louisiana | Fair | 1983 | 8.2 m | 1,392 |
| EAST LACASSINE BAYOU | Louisiana | Fair | 2004 | 48.8 m | 1,391 |
| Indian Bayou | Louisiana | Poor | 1972 | 29.0 m | 1,391 |
| DITCH | Louisiana | Good | 1964 | 6.7 m | 1,391 |
| DRAIN | Louisiana | Fair | 1931 | 8.2 m | 1,391 |
| EAST LACASSINE BAYOU | Louisiana | Fair | 2003 | 36.0 m | 1,391 |
| CORPORATION CANAL | Louisiana | Poor | 1955 | 29.0 m | 1,390 |
| BAYOU TECHE | Louisiana | Fair | 1980 | 92.0 m | 1,390 |
| WRIGHTS CREEK | Louisiana | Fair | 1968 | 58.5 m | 1,388 |
| TALLEYS CREEK | Louisiana | Fair | 1968 | 58.5 m | 1,388 |
| HOLDENS CREEK | Louisiana | Fair | 1968 | 58.5 m | 1,388 |
| NANTACHIE CREEK | Louisiana | Fair | 1983 | 67.1 m | 1,388 |
| LASALLE COULEE | Louisiana | Fair | 1966 | 17.4 m | 1,388 |
| BEAVER BAYOU | Louisiana | Poor | 1968 | 29.0 m | 1,386 |
| HUB BAYOU | Louisiana | Poor | 1968 | 29.0 m | 1,386 |
| CREEK | Louisiana | Fair | 1977 | 17.7 m | 1,384 |
| CREEK | Louisiana | Fair | 1948 | 8.2 m | 1,382 |
| CREEK | Louisiana | Good | 1954 | 11.0 m | 1,382 |
| BLACK BAYOU | Louisiana | Fair | 1980 | 121.9 m | 1,382 |
| CREEK | Louisiana | Fair | 1948 | 8.8 m | 1,382 |
| BODCAU BAYOU | Louisiana | Good | 1994 | 137.2 m | 1,382 |
| BAYOU PIERRE TRIB | Louisiana | Good | 1988 | 7.0 m | 1,381 |
| BEAVER CREEK | Louisiana | Poor | 1971 | 17.7 m | 1,379 |
| LITTLE SANDY CREEK | Louisiana | Fair | 1971 | 40.5 m | 1,379 |
| DUFF BAYOU | Louisiana | Poor | 1970 | 23.8 m | 1,379 |
| TOPY CR | Louisiana | Good | 2017 | 30.5 m | 1,377 |
| TOPY CREEK RELIEF | Louisiana | Poor | 1975 | 34.7 m | 1,377 |
| DRAIN | Louisiana | Poor | 1975 | 23.2 m | 1,377 |
| TOPY CREEK RELIEF | Louisiana | Poor | 1975 | 40.5 m | 1,377 |
| NELSON CREEK | Louisiana | Fair | 1974 | 9.1 m | 1,377 |
| CASTOR CR. RELIEF | Louisiana | Fair | 1974 | 30.5 m | 1,377 |
| DRAIN | Louisiana | Poor | 1975 | 17.4 m | 1,377 |
| CASTOR CREEK | Louisiana | Fair | 1974 | 36.6 m | 1,377 |
| YELLOW WATER RIVER | Louisiana | Fair | 1998 | 40.5 m | 1,372 |
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.