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 |
|---|---|---|---|---|---|
| COTTONWOOD CREEK | Louisiana | Fair | 2006 | 23.2 m | 311 |
| BAYOU | Louisiana | Good | 1981 | 12.8 m | 311 |
| SUGAR CREEK | Louisiana | Fair | 1954 | 23.2 m | 311 |
| BILLS CREEK RELIEF | Louisiana | Good | 1976 | 23.2 m | 311 |
| BILLS CREEK | Louisiana | Fair | 1971 | 29.0 m | 311 |
| LOST CREEK RELIEF | Louisiana | Fair | 1976 | 17.4 m | 311 |
| LOST CREEK | Louisiana | Fair | 1978 | 29.0 m | 311 |
| DUMMY BRANCH | Louisiana | Good | 2001 | 8.2 m | 311 |
| WEST LEVEE BORROW PIT | Louisiana | Poor | 1970 | 75.6 m | 310 |
| DRAIN CANAL | Louisiana | Fair | 1965 | 7.0 m | 310 |
| BUCK BRANCH | Louisiana | Fair | 1977 | 24.4 m | 310 |
| DRAINAGE CANAL | Louisiana | Fair | 1977 | 18.3 m | 310 |
| BAYOU BONNE IDEE | Louisiana | Poor | 1983 | 34.7 m | 310 |
| CYPRESS CREEK | Louisiana | Good | 1996 | 7.0 m | 310 |
| Bayou Boeuf | Louisiana | Good | 2022 | 36.6 m | 310 |
| TURNER CANAL | Louisiana | Good | 2021 | 24.4 m | 310 |
| DRAINAGE DITCH | Louisiana | Fair | 1970 | 12.5 m | 310 |
| BAYOU BOEUF | Louisiana | Fair | 1984 | 35.1 m | 310 |
| CANEY CREEK | Louisiana | Good | 2004 | 30.5 m | 310 |
| CYPRESS CREEK | Louisiana | Good | 2019 | 24.4 m | 310 |
| SALINE BAYOU | Louisiana | Good | 1994 | 115.8 m | 310 |
| SALINE BAYOU RELIEF | Louisiana | Poor | 1941 | 23.5 m | 310 |
| MILL CREEK | Louisiana | Poor | 1941 | 17.7 m | 310 |
| BAYOU BATON ROUGE | Louisiana | Good | 2019 | 21.9 m | 310 |
| CREEK | Louisiana | Poor | 1975 | 11.9 m | 310 |
| SNELL BRANCH | Louisiana | Good | 2011 | 18.3 m | 310 |
| LITTLE SILVER CREEK | Louisiana | Good | 2019 | 36.6 m | 310 |
| Little Silver Creek | Louisiana | Good | 2019 | 30.5 m | 310 |
| CREEK | Louisiana | Fair | 1993 | 6.4 m | 309 |
| BAYOU BOURBEAUX | Louisiana | Good | 2010 | 30.5 m | 309 |
| TCHEFUNCTE RIVER | Louisiana | Good | 2008 | 30.5 m | 308 |
| GUYTON CREEK | Louisiana | Fair | 1997 | 23.2 m | 307 |
| BAYOU | Louisiana | Good | 2019 | 18.3 m | 307 |
| SOAPSTONE CREEK | Louisiana | Fair | 1997 | 23.2 m | 306 |
| CANEY BRANCH | Louisiana | Fair | 1999 | 23.2 m | 306 |
| CASTOR RELIEF | Louisiana | Poor | 1931 | 18.0 m | 306 |
| CASTOR CREEK RELF | Louisiana | Poor | 1971 | 40.5 m | 306 |
| CASTOR RELIEF | Louisiana | Poor | 1931 | 29.6 m | 306 |
| DRAIN | Louisiana | Poor | 1931 | 29.6 m | 306 |
| BANISTER CREEK | Louisiana | Poor | 1971 | 46.3 m | 306 |
| CASTOR RELIEF | Louisiana | Poor | 1931 | 29.6 m | 306 |
| CASTOR CREEK | Louisiana | Fair | 1975 | 63.7 m | 306 |
| CREEK | Louisiana | Good | 1984 | 11.6 m | 306 |
| KINNERSON CREEK | Louisiana | Good | 1984 | 11.6 m | 306 |
| CREEK | Louisiana | Good | 1984 | 11.6 m | 306 |
| CREEK | Louisiana | Fair | 1996 | 11.6 m | 306 |
| BLACK BAYOU | Louisiana | Fair | 1953 | 23.8 m | 306 |
| CREEK | Louisiana | Fair | 1978 | 17.4 m | 306 |
| BLACK BAYOU LAKE | Louisiana | Fair | 1978 | 93.0 m | 305 |
| CREEK | Louisiana | Good | 2002 | 12.2 m | 305 |
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.