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 |
|---|---|---|---|---|---|
| DRY FORK | Louisiana | Good | 2011 | 6.7 m | 200 |
| CREEK | Louisiana | Good | 2011 | 7.9 m | 200 |
| CYPRESS CREEK | Louisiana | Good | 2011 | 36.6 m | 200 |
| LITTLE CREEK | Louisiana | Fair | 2005 | 30.5 m | 200 |
| BALFOUR CREEK | Louisiana | Good | 2005 | 9.1 m | 200 |
| Boeuf River | Louisiana | Good | 2023 | 96.0 m | 200 |
| TROUT CREEK | Louisiana | Fair | 2005 | 24.4 m | 200 |
| CANAL | Louisiana | Fair | 2009 | 18.3 m | 200 |
| CANAL | Louisiana | Fair | 2009 | 20.1 m | 200 |
| GUM SLOUGH | Louisiana | Fair | 2011 | 15.2 m | 200 |
| CREEK | Louisiana | Fair | 1996 | 10.4 m | 200 |
| DRAINAGE CANAL | Louisiana | Fair | 2019 | 26.8 m | 200 |
| DRAIN | Louisiana | Fair | 1980 | 9.4 m | 200 |
| DRAINAGE DITCH | Louisiana | Poor | 1968 | 17.4 m | 200 |
| CREEK | Louisiana | Poor | 1968 | 17.4 m | 200 |
| GUM GULLY | Louisiana | Fair | 1999 | 23.2 m | 200 |
| GULLY | Louisiana | Poor | 1971 | 11.6 m | 200 |
| DRAIN | Louisiana | Fair | 1984 | 9.1 m | 200 |
| DRAIN | Louisiana | Good | 1999 | 17.4 m | 200 |
| DRAIN | Louisiana | Fair | 1999 | 23.2 m | 200 |
| WEST LEVEE BORROW PIT | Louisiana | Fair | 1984 | 57.9 m | 200 |
| BAYOU ROUGE | Louisiana | Fair | 1992 | 23.2 m | 200 |
| BAYOU DES GLAISES | Louisiana | Good | 1998 | 47.5 m | 200 |
| BAYOU DES GLAISES | Louisiana | Good | 1998 | 42.1 m | 200 |
| DRY BRANCH | Louisiana | Good | 2009 | 8.2 m | 200 |
| PATASSA BAYOU | Louisiana | Good | 2002 | 48.2 m | 200 |
| BAYOU BOEUF | Louisiana | Good | 2015 | 36.6 m | 200 |
| CARRS CREEK BAY | Louisiana | Poor | 1998 | 29.3 m | 200 |
| HYNSON BAYOU | Louisiana | Poor | 1981 | 27.4 m | 200 |
| BAYOU RAPIDES | Louisiana | Fair | 2001 | 42.1 m | 200 |
| UNNAMED STREAM | Louisiana | Fair | 1970 | 9.4 m | 200 |
| HAINES CREEK | Louisiana | Poor | 1980 | 24.7 m | 200 |
| FLAGON BAYOU TRIB. | Louisiana | Poor | 1970 | 9.4 m | 200 |
| FLAGON BAYOU | Louisiana | Fair | 2005 | 55.2 m | 200 |
| MARTHAVILLE RD | Louisiana | Good | 2017 | 30.5 m | 200 |
| BAYOU DUPONT | Louisiana | Good | 2012 | 30.5 m | 200 |
| BAYOU SCIE | Louisiana | Poor | 1965 | 15.5 m | 200 |
| Drainage Creek | Louisiana | Good | 2021 | 6.4 m | 200 |
| Drainage Creek | Louisiana | Good | 2021 | 15.2 m | 200 |
| Drainage Creek | Louisiana | Good | 2021 | 15.2 m | 200 |
| Liberty Creek | Louisiana | Good | 2021 | 61.0 m | 200 |
| Liberty Creek | Louisiana | Good | 2021 | 61.0 m | 200 |
| ANACOCO BAYOU RELIEF | Louisiana | Fair | 1992 | 40.5 m | 200 |
| BAYOU ANACOCO | Louisiana | Poor | 1970 | 57.9 m | 200 |
| CASTOR BAYOU | Louisiana | Good | 2003 | 42.1 m | 200 |
| IATT CREEK | Louisiana | Fair | 1965 | 36.6 m | 200 |
| VIDALIA CANAL | Louisiana | Fair | 1970 | 12.2 m | 200 |
| KITTERLINE CREEK | Louisiana | Good | 1999 | 29.0 m | 200 |
| STUMP ROAD CREEK | Louisiana | Good | 2006 | 9.8 m | 200 |
| DRAINAGE BAYOU | Louisiana | Fair | 1984 | 11.6 m | 200 |
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.