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 |
|---|---|---|---|---|---|
| GOODSON CREEK | Louisiana | Good | 2002 | 18.3 m | 320 |
| Poydras Bayou | Louisiana | Good | 2017 | 11.0 m | 320 |
| SANDY RUN | Louisiana | Fair | 1971 | 29.3 m | 320 |
| NATALBANY CREEK | Louisiana | Good | 2010 | 24.4 m | 320 |
| OBANION BRANCH | Louisiana | Fair | 1994 | 7.9 m | 320 |
| TRIB TO DRAKES CREEK | Louisiana | Fair | 1994 | 27.2 m | 320 |
| SNELL BRANCH | Louisiana | Good | 1957 | 36.6 m | 319 |
| FOUSE BAYOU | Louisiana | Good | 2011 | 73.2 m | 318 |
| DRAIN | Louisiana | Fair | 1960 | 11.6 m | 318 |
| CREEK | Louisiana | Poor | 1960 | 17.4 m | 318 |
| CREEK | Louisiana | Poor | 1960 | 17.4 m | 318 |
| CREEK | Louisiana | Poor | 1949 | 18.0 m | 318 |
| CREEK | Louisiana | Fair | 1978 | 11.6 m | 318 |
| CREEK | Louisiana | Fair | 1980 | 23.8 m | 318 |
| PRIEST CANAL | Louisiana | Poor | 1979 | 17.4 m | 317 |
| DRAIN | Louisiana | Good | 2013 | 12.2 m | 317 |
| QUEUE DE TORTUE BAYOU | Louisiana | Fair | 1980 | 11.6 m | 317 |
| COULEE | Louisiana | Fair | 1979 | 11.6 m | 317 |
| DRAIN TO DARBONNE LAKE | Louisiana | Fair | 1983 | 29.0 m | 317 |
| BAYOU | Louisiana | Fair | 1969 | 23.2 m | 316 |
| Norman Canal | Louisiana | Good | 2022 | 19.5 m | 316 |
| ELLERBY RD. BAYOU PIERRE | Louisiana | Fair | 1982 | 61.0 m | 315 |
| GUYTON CREEK | Louisiana | Fair | 2019 | 13.7 m | 315 |
| WEBB GULLY | Louisiana | Good | 2018 | 48.8 m | 315 |
| DRAIN | Louisiana | Poor | 1976 | 11.6 m | 315 |
| CREEK | Louisiana | Poor | 1970 | 9.8 m | 315 |
| MERIDIAN CREEK | Louisiana | Fair | 1973 | 35.1 m | 314 |
| BIG CANE CREEK | Louisiana | Fair | 1973 | 40.8 m | 314 |
| BIG CANE RELIEF | Louisiana | Fair | 1973 | 17.4 m | 314 |
| CREEK | Louisiana | Fair | 1970 | 11.9 m | 314 |
| BIG CREEK | Louisiana | Good | 2002 | 48.2 m | 314 |
| CASTOR CR RELIEF | Louisiana | Poor | 1972 | 57.9 m | 314 |
| CASTOR RELIEF | Louisiana | Fair | 1972 | 46.3 m | 314 |
| CASTOR RELIEF | Louisiana | Fair | 1972 | 23.5 m | 314 |
| CASTOR CR RELIEF | Louisiana | Fair | 1970 | 34.7 m | 314 |
| CASTOR CREEK | Louisiana | Poor | 1970 | 52.4 m | 314 |
| MCCLELLEN BRANCH | Louisiana | Good | 1962 | 18.3 m | 314 |
| FLAT CREEK BRANCH | Louisiana | Good | 1962 | 30.5 m | 314 |
| SANDY CREEK | Louisiana | Fair | 1974 | 23.2 m | 314 |
| DRAINAGE BAYOU | Louisiana | Poor | 1985 | 34.7 m | 314 |
| BAYOU TERREBONNE | Louisiana | Good | 1974 | 23.2 m | 312 |
| FINCH BAYOU | Louisiana | Fair | 2014 | 24.4 m | 312 |
| COLEWA BAYOU | Louisiana | Fair | 1992 | 63.1 m | 312 |
| Daniel Branch | Louisiana | Good | 1984 | 40.5 m | 312 |
| BEAVER POND | Louisiana | Fair | 1978 | 12.2 m | 312 |
| DRAKES CREEK | Louisiana | Fair | 1978 | 36.6 m | 312 |
| Commercial Canal | Louisiana | Good | 2018 | 18.3 m | 311 |
| SODA LAKE CANAL | Louisiana | Good | 2013 | 48.8 m | 311 |
| WALNUT BAYOU | Louisiana | Poor | 1970 | 34.7 m | 311 |
| TWELVE MILE BAYOU | Louisiana | Poor | 1955 | 150.0 m | 311 |
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.