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 |
|---|---|---|---|---|---|
| COMMMERICAL CANAL | Louisiana | Fair | 1948 | 36.9 m | 3,451 |
| DRAINAGE DITCH | Louisiana | Poor | 1970 | 18.0 m | 3,440 |
| DRAIN | Louisiana | Good | 2006 | 24.1 m | 3,440 |
| COULEE DE MANUEL | Louisiana | Fair | 1949 | 24.4 m | 3,440 |
| CREEK | Louisiana | Fair | 1961 | 7.0 m | 3,433 |
| SHEPHERD CREEK | Louisiana | Fair | 1968 | 30.5 m | 3,433 |
| Barnet Springs Creek | Louisiana | Good | 2019 | 12.2 m | 3,433 |
| CREEK | Louisiana | Fair | 1961 | 6.4 m | 3,433 |
| COWPEN BAYOU | Louisiana | Good | 2020 | 30.5 m | 3,424 |
| DEER CREEK | Louisiana | Good | 2016 | 36.6 m | 3,423 |
| ST. JOHNS CREEK | Louisiana | Poor | 1977 | 17.7 m | 3,420 |
| FLATWOODS CREEK | Louisiana | Poor | 1977 | 17.7 m | 3,420 |
| SUNRISE PUMP STATION CAN | Louisiana | Fair | 1980 | 18.3 m | 3,416 |
| WILLOW CHUTE BAYOU | Louisiana | Fair | 2005 | 61.0 m | 3,408 |
| YOUNGS BAYOU | Louisiana | Good | 2013 | 36.6 m | 3,402 |
| Discharge Bayou | Louisiana | Good | 2024 | 54.9 m | 3,400 |
| BRUSHY BAYOU | Louisiana | Good | 2003 | 30.5 m | 3,400 |
| BRUSHY BRANCH | Louisiana | Fair | 1934 | 14.6 m | 3,399 |
| COLLINSBURG CREEK | Louisiana | Fair | 1934 | 21.3 m | 3,399 |
| CREEK | Louisiana | Poor | 1952 | 8.2 m | 3,395 |
| Coon Gully | Louisiana | Good | 2017 | 36.6 m | 3,393 |
| DOUBLOUN BRANCH | Louisiana | Fair | 1987 | 23.2 m | 3,391 |
| BAYOU TECHE PARKS | Louisiana | Poor | 1950 | 75.3 m | 3,378 |
| 16TH ST./RR | Louisiana | Good | 2006 | 329.5 m | 3,374 |
| BICKHAM SLOUGH | Louisiana | Good | 2013 | 73.2 m | 3,365 |
| PATTERSON SLOUGH | Louisiana | Good | 2013 | 97.5 m | 3,365 |
| SABINE RIVER | Louisiana | Poor | 1938 | 99.7 m | 3,365 |
| MORMAN SLOUGH | Louisiana | Fair | 2012 | 121.9 m | 3,365 |
| LONG SLOUGH | Louisiana | Fair | 2013 | 85.3 m | 3,365 |
| AMITE RIVER-GRANGEVILLE | Louisiana | Fair | 1981 | 348.1 m | 3,362 |
| LILLYS CREEK | Louisiana | Fair | 1955 | 48.8 m | 3,362 |
| AMITE R RELIEF | Louisiana | Fair | 1955 | 30.5 m | 3,362 |
| SMARY BRANCH | Louisiana | Fair | 1980 | 11.9 m | 3,362 |
| LILLYS CREEK | Louisiana | Fair | 1955 | 79.2 m | 3,362 |
| CREEK | Louisiana | Good | 1993 | 9.4 m | 3,360 |
| SWAFFORD CREEK | Louisiana | Good | 1998 | 36.6 m | 3,354 |
| BRUSHY BRANCH | Louisiana | Fair | 1953 | 24.7 m | 3,354 |
| BRUSHY FORK RELIEF | Louisiana | Fair | 1953 | 24.7 m | 3,354 |
| BAYOU MARIA | Louisiana | Fair | 1953 | 36.9 m | 3,354 |
| BAYOU MARIA RELIEF | Louisiana | Fair | 1953 | 36.9 m | 3,354 |
| WIGGINS BAYOU | Louisiana | Poor | 1953 | 18.0 m | 3,354 |
| RED RIVER | Louisiana | Good | 2000 | 1,152.1 m | 3,354 |
| CREEK | Louisiana | Good | 2000 | 8.2 m | 3,354 |
| PIPE AT BLACK RIVER | Louisiana | Fair | 1995 | 6.4 m | 3,351 |
| Selsers Creek | Louisiana | Good | 2022 | 36.6 m | 3,345 |
| CREEK | Louisiana | Good | 2012 | 7.9 m | 3,340 |
| CREEK | Louisiana | Fair | 1955 | 10.4 m | 3,333 |
| COWPEN CREEK | Louisiana | Fair | 2003 | 71.9 m | 3,333 |
| CREEK | Louisiana | Fair | 1955 | 8.5 m | 3,333 |
| PERSIMMON MARSH | Louisiana | Fair | 1994 | 23.2 m | 3,333 |
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.