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 |
|---|---|---|---|---|---|
| NOEL DITCH | Louisiana | Good | 1964 | 6.7 m | 507 |
| BAYOU CHENE | Louisiana | Fair | 2009 | 40.5 m | 507 |
| GRAND MARIAS BAYOU | Louisiana | Fair | 2011 | 23.2 m | 507 |
| CHENE BAYOU | Louisiana | Good | 2015 | 36.6 m | 507 |
| LITTLE DITCH | Louisiana | Good | 2017 | 18.3 m | 507 |
| DRAIN | Louisiana | Fair | 1973 | 7.9 m | 507 |
| SALINE BAYOU RELIEF 1 | Louisiana | Good | 2010 | 73.2 m | 504 |
| SALINE BAYOU RELIEF 2 | Louisiana | Good | 2010 | 61.0 m | 504 |
| SALINE BAYOU | Louisiana | Poor | 1982 | 127.4 m | 504 |
| COULEE | Louisiana | Good | 1991 | 7.9 m | 503 |
| LATERAL 415 W | Louisiana | Fair | 1958 | 36.6 m | 503 |
| CLAY BAYOU | Louisiana | Fair | 1948 | 26.2 m | 503 |
| JOHNSON CANAL | Louisiana | Fair | 1963 | 48.8 m | 503 |
| QUE DE TOTUE BAYOU | Louisiana | Good | 2013 | 22.9 m | 502 |
| CREEK | Louisiana | Fair | 1957 | 11.6 m | 502 |
| CANEY CREEK | Louisiana | Fair | 1957 | 30.5 m | 502 |
| CREEK | Louisiana | Fair | 1957 | 6.4 m | 502 |
| WHISKEY CHITTO CREEK | Louisiana | Good | 1999 | 277.4 m | 502 |
| CANAL | Louisiana | Good | 2010 | 48.2 m | 502 |
| MILE BRANCH | Louisiana | Good | 2005 | 17.4 m | 501 |
| VERRETT CANAL | Louisiana | Good | 2005 | 6.1 m | 500 |
| VERRETT CANAL | Louisiana | Good | 2005 | 6.1 m | 500 |
| VERRETT CANAL | Louisiana | Good | 2005 | 7.6 m | 500 |
| CANAL 7 | Louisiana | Good | 2022 | 18.3 m | 500 |
| 3 MILE CANAL | Louisiana | Good | 1985 | 12.5 m | 500 |
| LAGOON | Louisiana | Good | 2018 | 12.2 m | 500 |
| CANAL | Louisiana | Good | 1989 | 40.5 m | 500 |
| CANAL | Louisiana | Good | 1989 | 40.5 m | 500 |
| MINE BRANCH COULEE | Louisiana | Good | 1970 | 12.8 m | 500 |
| MINE BRANCH COULEE | Louisiana | Good | 1970 | 8.8 m | 500 |
| COULEE | Louisiana | Fair | 1979 | 11.9 m | 500 |
| BAYOU CARENCRO | Louisiana | Poor | 1990 | 23.2 m | 500 |
| DRAINAGE CANAL | Louisiana | Fair | 1974 | 8.2 m | 500 |
| BAYOU TESSON | Louisiana | Fair | 1935 | 7.6 m | 500 |
| Bayou Tesson | Louisiana | Good | 1965 | 8.2 m | 500 |
| BAYOU TESSON | Louisiana | Good | 1965 | 7.0 m | 500 |
| Bayou Tesson | Louisiana | Good | 1965 | 10.7 m | 500 |
| Bayou Tesson | Louisiana | Good | 1965 | 7.9 m | 500 |
| CANAL | Louisiana | Fair | 1979 | 23.5 m | 500 |
| VALCOURT COULEE | Louisiana | Fair | 1965 | 12.8 m | 500 |
| VALCOURT COULEE | Louisiana | Fair | 1970 | 9.4 m | 500 |
| VALCOURT COULEE | Louisiana | Fair | 1960 | 10.1 m | 500 |
| COULEE | Louisiana | Good | 1997 | 17.4 m | 500 |
| YOUNGS COULEE | Louisiana | Fair | 1974 | 12.2 m | 500 |
| DE JOHN BRANCH COULEE | Louisiana | Fair | 1990 | 11.9 m | 500 |
| Cypress Bayou Trib | Louisiana | Good | 2019 | 9.4 m | 500 |
| Clarke Bayou | Louisiana | Fair | 1985 | 23.2 m | 500 |
| Clarke Bayou | Louisiana | Fair | 1985 | 46.6 m | 500 |
| Foxskin Bayou | Louisiana | Fair | 1985 | 17.4 m | 500 |
| Collinsburg Creek | Louisiana | Fair | 1987 | 9.4 m | 500 |
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.