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 CHICOT | Louisiana | Poor | 1969 | 35.1 m | 590 |
| DRAIN | Louisiana | Fair | 1959 | 10.4 m | 590 |
| FLAT CREEK | Louisiana | Good | 2014 | 42.7 m | 590 |
| STANLEY CREEK | Louisiana | Poor | 1974 | 17.7 m | 589 |
| CREEK | Louisiana | Poor | 1975 | 29.0 m | 589 |
| POVERTY POINT | Louisiana | Fair | 1975 | 23.2 m | 588 |
| Bayou Queue De Tortue | Louisiana | Good | 2018 | 19.8 m | 586 |
| CREEK REDWOOD | Louisiana | Good | 1958 | 48.8 m | 586 |
| NAV. PONCHATOULA | Louisiana | Fair | 1980 | 58.5 m | 585 |
| CREEK | Louisiana | Good | 1999 | 40.5 m | 585 |
| BAYOU | Louisiana | Fair | 1986 | 24.4 m | 584 |
| TIGER BAYOU | Louisiana | Fair | 1978 | 42.7 m | 584 |
| CANAL | Louisiana | Fair | 1986 | 17.7 m | 584 |
| CALCASIEU RIVER RELIEF | Louisiana | Fair | 2009 | 42.7 m | 584 |
| KILLIAN BRANCH | Louisiana | Fair | 1957 | 24.4 m | 584 |
| BELL BRANCH | Louisiana | Good | 1957 | 18.3 m | 584 |
| KELLY BAYOU | Louisiana | Good | 2001 | 71.9 m | 583 |
| HOUSTON RIVER | Louisiana | Fair | 1982 | 69.5 m | 583 |
| BLACK LAKE BAYOU | Louisiana | Fair | 1980 | 128.3 m | 582 |
| BLACKLAKE BAYOU RELIEF | Louisiana | Fair | 2000 | 133.2 m | 582 |
| CREEK | Louisiana | Good | 2021 | 85.3 m | 582 |
| BOGUE CHITTO CREEK | Louisiana | Poor | 1983 | 40.5 m | 582 |
| BAYOU GRAND CANE | Louisiana | Fair | 1977 | 29.0 m | 581 |
| BAYOU GRAND CANE RELIEF | Louisiana | Poor | 1977 | 17.4 m | 581 |
| COOK CREEK | Louisiana | Fair | 1977 | 29.0 m | 581 |
| CALCASIEU RIVER RELIEF | Louisiana | Fair | 2009 | 24.4 m | 581 |
| CALCASIEU RIVER RELIEF | Louisiana | Fair | 2009 | 36.6 m | 581 |
| CALCASIEU RIVER | Louisiana | Fair | 1960 | 81.7 m | 581 |
| CALCASIEU RIVER RELIEF | Louisiana | Fair | 1985 | 40.5 m | 581 |
| CALCASIEU RIVER RELIEF | Louisiana | Fair | 1985 | 23.2 m | 581 |
| COULEE | Louisiana | Fair | 1979 | 11.6 m | 580 |
| Boggs Creek Trib | Louisiana | Fair | 1986 | 11.6 m | 580 |
| COOPER ROAD DITCH | Louisiana | Fair | 1984 | 17.4 m | 580 |
| COLEMAN BAYOU | Louisiana | Fair | 1975 | 17.4 m | 580 |
| BURGESS CREEK | Louisiana | Good | 1997 | 12.8 m | 580 |
| CREEK | Louisiana | Good | 2001 | 24.1 m | 580 |
| SPRING GULLY | Louisiana | Fair | 2015 | 24.4 m | 577 |
| ANDERSON CANAL | Louisiana | Good | 1992 | 29.0 m | 577 |
| Bayou Blanc | Louisiana | Poor | 1970 | 15.2 m | 576 |
| Coulee | Louisiana | Good | 2001 | 18.3 m | 576 |
| Lyons Point Gully | Louisiana | Good | 1957 | 9.8 m | 575 |
| Bayou Kennison | Louisiana | Fair | 1971 | 23.2 m | 575 |
| Grand Canal 02 | Louisiana | Good | 2023 | 18.3 m | 575 |
| GRAND CANAL 02 | Louisiana | Fair | 1973 | 17.4 m | 575 |
| TECHE BAYOU | Louisiana | Fair | 1972 | 166.4 m | 575 |
| LAPORTS COULEE | Louisiana | Good | 2023 | 10.7 m | 575 |
| Creek | Louisiana | Good | 2023 | 30.5 m | 575 |
| Creek | Louisiana | Good | 2023 | 10.4 m | 575 |
| SERPENT BAYOU | Louisiana | Fair | 2013 | 61.0 m | 575 |
| Moran Branch | Louisiana | Good | 2018 | 13.7 m | 575 |
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.