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 |
|---|---|---|---|---|---|
| SONIAT CANAL | Louisiana | Good | 1965 | 7.9 m | 1,000 |
| 17 TH STREET CANAL | Louisiana | Good | 1991 | 60.7 m | 1,000 |
| CANAL NO. 5 | Louisiana | Fair | 1960 | 7.6 m | 1,000 |
| CANAL NO.5 | Louisiana | Good | 1970 | 8.2 m | 1,000 |
| CANAL NO 5 | Louisiana | Good | 1970 | 7.9 m | 1,000 |
| CANAL NUMBER 5 | Louisiana | Fair | 1960 | 7.6 m | 1,000 |
| CANAL | Louisiana | Good | 2005 | 48.2 m | 1,000 |
| CANAL NO 1 | Louisiana | Good | 1990 | 10.7 m | 1,000 |
| DUNCAN CANAL | Louisiana | Good | 1993 | 52.1 m | 1,000 |
| DUNCAN CANAL | Louisiana | Good | 1992 | 52.1 m | 1,000 |
| ALGIERS CANAL | Louisiana | Good | 1989 | 34.4 m | 1,000 |
| ALGIERS CANAL | Louisiana | Good | 1989 | 34.4 m | 1,000 |
| WASHINGTON AVE CANAL | Louisiana | Good | 1990 | 31.4 m | 1,000 |
| WASHINGTON AVE CANAL | Louisiana | Good | 1990 | 31.4 m | 1,000 |
| WASHINGTON AVE. CANAL | Louisiana | Good | 1991 | 25.9 m | 1,000 |
| METAIRIE RELIEF CANAL | Louisiana | Good | 1990 | 24.4 m | 1,000 |
| CITRUS CANAL | Louisiana | Poor | 1975 | 24.1 m | 1,000 |
| JAHNCKE CANAL | Louisiana | Good | 1993 | 57.9 m | 1,000 |
| COULEE | Louisiana | Fair | 1974 | 11.6 m | 1,000 |
| Bayou Rouge | Louisiana | Good | 2022 | 85.3 m | 1,000 |
| Bayou Tesson | Louisiana | Good | 1965 | 8.2 m | 1,000 |
| Bayou Tesson | Louisiana | Good | 1965 | 7.9 m | 1,000 |
| Flat River | Louisiana | Good | 2014 | 61.0 m | 1,000 |
| PINE ST.AND TENTH ST.INT | Louisiana | Fair | 1970 | 11.0 m | 1,000 |
| JONES CREEK | Louisiana | Fair | 1970 | 11.3 m | 1,000 |
| SCHNEIDER CANAL | Louisiana | Fair | 2015 | 42.7 m | 1,000 |
| CANAL | Louisiana | Good | 2016 | 19.8 m | 1,000 |
| GUM BAYOU | Louisiana | Fair | 1976 | 10.4 m | 1,000 |
| BIRDS CREEK | Louisiana | Good | 2008 | 42.7 m | 1,000 |
| BAYOU BOUEF (WHITEVILLE) | Louisiana | Fair | 1998 | 42.7 m | 999 |
| BAYOU BOEUF | Louisiana | Fair | 1998 | 36.6 m | 999 |
| ELM SLOUGH | Louisiana | Fair | 1976 | 34.7 m | 997 |
| NEELEY CANAL | Louisiana | Fair | 1962 | 18.3 m | 997 |
| OLD RIVER | Louisiana | Fair | 2011 | 121.9 m | 996 |
| CANE RIVER | Louisiana | Poor | 1948 | 137.8 m | 996 |
| BAYOU DARBONNE TRIB | Louisiana | Fair | 1990 | 97.5 m | 996 |
| DRY BRANCH CREEK | Louisiana | Fair | 1989 | 6.4 m | 996 |
| BAYOU PLAQUEMINE BRULE | Louisiana | Fair | 1956 | 78.6 m | 994 |
| DRAINAGE BAYOU | Louisiana | Good | 2016 | 18.3 m | 994 |
| DRAINAGE BAYOU | Louisiana | Good | 2017 | 18.3 m | 994 |
| CREEK | Louisiana | Good | 2013 | 30.5 m | 993 |
| BICKHAM BRANCH | Louisiana | Good | 1966 | 24.4 m | 993 |
| WILDBLOOD BRANCH | Louisiana | Fair | 1966 | 30.5 m | 993 |
| COMITE RIVER | Louisiana | Good | 2004 | 91.4 m | 992 |
| SIMS CREEK | Louisiana | Fair | 2001 | 13.7 m | 992 |
| PROVOST BAYOU | Louisiana | Fair | 1963 | 17.4 m | 990 |
| MIDDLEFORK BAYOU DARBONN | Louisiana | Fair | 1949 | 103.3 m | 990 |
| MIDDLEFORK B.DARBONNE RL | Louisiana | Fair | 1949 | 58.8 m | 990 |
| NICK CREEK | Louisiana | Fair | 1949 | 22.6 m | 990 |
| BEE BAYOU | Louisiana | Fair | 1954 | 35.4 m | 990 |
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.