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 |
|---|---|---|---|---|---|
| BAYOU BLACK | Louisiana | Fair | 2000 | 40.5 m | 200 |
| BLACK BAYOU | Louisiana | Good | 2001 | 23.2 m | 200 |
| DRAINAGE BAYOU | Louisiana | Poor | 1970 | 11.6 m | 200 |
| DAWSON CREEK | Louisiana | Good | 1984 | 34.7 m | 200 |
| HONEYCUT BAYOU | Louisiana | Good | 1991 | 12.5 m | 200 |
| DRAINAGE CANAL | Louisiana | Poor | 1960 | 17.4 m | 200 |
| MONTE SANO BAYOU | Louisiana | Good | 1985 | 32.9 m | 200 |
| Thompson Cr | Louisiana | Fair | 2010 | 94.5 m | 200 |
| Spring Creek | Louisiana | Good | 2020 | 30.5 m | 200 |
| Cason Creek | Louisiana | Good | 2021 | 49.1 m | 200 |
| TUNICA BAYOU | Louisiana | Fair | 1999 | 54.9 m | 200 |
| GRAYS CREEK | Louisiana | Good | 2015 | 30.5 m | 200 |
| BLOOD RIVER | Louisiana | Fair | 2010 | 16.2 m | 200 |
| RODERICK CREEK | Louisiana | Good | 2015 | 17.4 m | 200 |
| CREEK | Louisiana | Poor | 1960 | 18.0 m | 200 |
| OLD AMITE RIVER | Louisiana | Fair | 2001 | 39.9 m | 200 |
| BLOOD RIVER BRIDGE | Louisiana | Good | 1997 | 23.2 m | 200 |
| WILLIAMS BRANCH | Louisiana | Good | 1989 | 17.4 m | 200 |
| DARLING CREEK | Louisiana | Good | 1999 | 89.9 m | 200 |
| BEAVER CREEK | Louisiana | Good | 1985 | 29.0 m | 200 |
| CANAL | Louisiana | Good | 2012 | 42.7 m | 200 |
| DRAIN | Louisiana | Good | 1999 | 7.9 m | 200 |
| Black Bayou | Louisiana | Good | 1984 | 40.5 m | 200 |
| Ponchitolawa Creek | Louisiana | Good | 2023 | 30.5 m | 200 |
| BAYOU | Louisiana | Fair | 1990 | 25.9 m | 200 |
| CREEK | Louisiana | Fair | 1990 | 25.9 m | 200 |
| STILL BRANCH | Louisiana | Poor | 1975 | 15.5 m | 200 |
| FLAG LAKE SPILLWAY | Louisiana | Fair | 1997 | 23.2 m | 200 |
| TRIB TO BIRDS CREEK | Louisiana | Good | 1978 | 15.2 m | 200 |
| BIRDS CREEK | Louisiana | Fair | 1987 | 19.4 m | 200 |
| BIRDS CREEK | Louisiana | Fair | 1987 | 19.2 m | 200 |
| BAYOU MACON | Louisiana | Good | 1971 | 113.1 m | 199 |
| Frog Island Slough | Louisiana | Good | 2018 | 18.3 m | 199 |
| CREEK | Louisiana | Good | 1939 | 7.3 m | 199 |
| HURRICANE SLOUGH | Louisiana | Fair | 1961 | 23.8 m | 199 |
| BAYOU BOUDREAUX | Louisiana | Good | 1993 | 17.4 m | 198 |
| 20 ARPENT CANAL | Louisiana | Good | 2013 | 15.2 m | 198 |
| CANAL | Louisiana | Good | 1976 | 6.7 m | 198 |
| DITCH | Louisiana | Fair | 1963 | 13.7 m | 198 |
| CREEK | Louisiana | Fair | 1982 | 17.4 m | 198 |
| LIBERTY CREEK | Louisiana | Fair | 1982 | 23.5 m | 198 |
| SUGAR CREEK | Louisiana | Good | 2001 | 7.0 m | 198 |
| BAYOU HURRICANE | Louisiana | Good | 1964 | 24.4 m | 198 |
| HURRICANE SLOUGH | Louisiana | Good | 1964 | 24.4 m | 198 |
| DEWITT GULLEY | Louisiana | Good | 1964 | 36.6 m | 198 |
| SIMULSA CREEK | Louisiana | Good | 2012 | 24.4 m | 198 |
| WILDERS CREEK | Louisiana | Fair | 1994 | 17.7 m | 197 |
| DRAINAGE BAYOU | Louisiana | Poor | 1965 | 17.7 m | 197 |
| HURRICANE SLOUGH | Louisiana | Good | 1997 | 17.4 m | 196 |
| FALSE BRANCH | Louisiana | Poor | 1964 | 17.4 m | 196 |
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.