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 |
|---|---|---|---|---|---|
| BOGALUSA CREEK | Louisiana | Fair | 1999 | 15.2 m | 469 |
| DEERLICK CREEK | Louisiana | Good | 1993 | 34.7 m | 469 |
| LITTLE BLACK BAYOU | Louisiana | Fair | 1979 | 23.2 m | 468 |
| Four Mile Bayou | Louisiana | Good | 2024 | 24.4 m | 468 |
| Four Mile Bayou | Louisiana | Good | 2024 | 18.3 m | 468 |
| CREEK | Louisiana | Fair | 1936 | 18.0 m | 468 |
| HURRICANE CREEK | Louisiana | Fair | 1982 | 34.7 m | 468 |
| BEAR CREEK | Louisiana | Good | 2013 | 121.9 m | 467 |
| BRANCH | Louisiana | Fair | 1927 | 10.4 m | 467 |
| BLACK LAKE BAYOU | Louisiana | Poor | 1981 | 29.0 m | 467 |
| DRAIN | Louisiana | Fair | 1981 | 17.4 m | 467 |
| BAYOU BOUDREAUX | Louisiana | Fair | 1967 | 24.4 m | 466 |
| CREEK | Louisiana | Fair | 1971 | 18.0 m | 464 |
| VILLAGE CREEK | Louisiana | Poor | 1982 | 79.2 m | 464 |
| CORNEY BAYOU | Louisiana | Fair | 1982 | 167.6 m | 464 |
| CREEK | Louisiana | Fair | 1956 | 18.0 m | 464 |
| CAMP CREEK | Louisiana | Fair | 1956 | 29.6 m | 464 |
| CYPRESS CREEK | Louisiana | Fair | 1957 | 11.9 m | 464 |
| CREEK | Louisiana | Fair | 1957 | 11.9 m | 464 |
| DELOUTRE BAYOU | Louisiana | Fair | 1986 | 140.2 m | 464 |
| CREEK | Louisiana | Fair | 1936 | 11.9 m | 464 |
| CREEK | Louisiana | Poor | 1936 | 35.1 m | 464 |
| LION CREEK | Louisiana | Poor | 1950 | 18.0 m | 464 |
| COON GULLY | Louisiana | Good | 2018 | 9.1 m | 464 |
| PRAIRION BAYOU | Louisiana | Good | 1996 | 23.2 m | 463 |
| CANAL | Louisiana | Fair | 1999 | 17.4 m | 463 |
| CREEK | Louisiana | Fair | 1962 | 30.5 m | 462 |
| BUSHNECK BAYOU | Louisiana | Fair | 1979 | 34.7 m | 462 |
| BAYOU PIERRE | Louisiana | Fair | 1978 | 137.8 m | 462 |
| DRAIN | Louisiana | Fair | 1964 | 6.7 m | 461 |
| DRAIN | Louisiana | Fair | 1964 | 7.0 m | 461 |
| RED BAYOU | Louisiana | Fair | 1955 | 7.9 m | 460 |
| CREEK | Louisiana | Good | 1998 | 6.4 m | 460 |
| BAYOU DULAC | Louisiana | Fair | 1984 | 61.0 m | 460 |
| HAINES CREEK | Louisiana | Fair | 1990 | 7.0 m | 460 |
| Big Branch | Louisiana | Good | 2018 | 18.3 m | 459 |
| TCHEFUNETE RIVER | Louisiana | Poor | 1973 | 23.2 m | 458 |
| BEARD BRANCH | Louisiana | Fair | 1928 | 11.0 m | 457 |
| ROCK CREEK | Louisiana | Poor | 1982 | 9.8 m | 457 |
| CYPRESS CREEK | Louisiana | Fair | 1998 | 29.0 m | 457 |
| DRAIN | Louisiana | Fair | 1957 | 13.1 m | 456 |
| DRAIN | Louisiana | Fair | 1955 | 6.7 m | 456 |
| BAYOU CHENE | Louisiana | Fair | 1979 | 97.5 m | 456 |
| DRAIN | Louisiana | Fair | 1955 | 6.7 m | 456 |
| DRAIN | Louisiana | Fair | 1955 | 7.6 m | 456 |
| DRAIN | Louisiana | Fair | 1955 | 11.9 m | 456 |
| BAYOU BOEUF | Louisiana | Fair | 1998 | 36.6 m | 455 |
| L DUGDEMONA RIVER | Louisiana | Fair | 1948 | 30.8 m | 455 |
| CREEK | Louisiana | Fair | 1948 | 7.0 m | 455 |
| WILLOW CREEK | Louisiana | Fair | 1980 | 17.4 m | 455 |
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.