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 |
|---|---|---|---|---|---|
| I-610 SOUTHERN RR | Louisiana | Good | 2018 | 444.4 m | 8,000 |
| W CSWY OV CHINCHUB BAYOU | Louisiana | Good | 1954 | 38.4 m | 8,000 |
| NEW RIVER | Louisiana | Fair | 1957 | 48.8 m | 7,929 |
| WB OFF RAMP (US51) | Louisiana | Good | 1972 | 132.6 m | 7,896 |
| INTG I-20 | Louisiana | Fair | 2008 | 94.5 m | 7,892 |
| DRAINAGE DITCH | Louisiana | Fair | 1979 | 7.6 m | 7,885 |
| WAX LAKE OUTLET | Louisiana | Fair | 1995 | 396.2 m | 7,885 |
| CREEK | Louisiana | Good | 1964 | 8.8 m | 7,885 |
| LITTLE BAYOU BLACK | Louisiana | Fair | 1964 | 18.3 m | 7,885 |
| ON-RAMP | Louisiana | Good | 1977 | 360.6 m | 7,885 |
| WEST APPR ATCHAFALAYA R | Louisiana | Good | 1977 | 528.2 m | 7,885 |
| ATCHAFALAYA RIVER | Louisiana | Fair | 1975 | 560.5 m | 7,885 |
| La 182/LA70/LOC/DRAINAGE | Louisiana | Fair | 1977 | 4,316.3 m | 7,885 |
| BAYOU RAMOS | Louisiana | Poor | 1994 | 2,544.8 m | 7,885 |
| TEXAS GAS PIPELINE | Louisiana | Good | 1994 | 24.7 m | 7,885 |
| I-20 | Louisiana | Fair | 1975 | 104.2 m | 7,867 |
| ROCKY CANAL | Louisiana | Good | 1983 | 36.6 m | 7,858 |
| MCMANOR CANAL | Louisiana | Fair | 1935 | 11.6 m | 7,858 |
| DRAIN | Louisiana | Good | 1974 | 7.3 m | 7,856 |
| INDIAN BAYOU | Louisiana | Good | 1932 | 18.9 m | 7,855 |
| COMPTON LAKE CANAL | Louisiana | Good | 1932 | 7.9 m | 7,855 |
| B.DES FAMILLIES | Louisiana | Fair | 1981 | 67.1 m | 7,837 |
| CANAL | Louisiana | Good | 1999 | 6.7 m | 7,837 |
| BAYOU LAFOURCHE | Louisiana | Fair | 1967 | 69.5 m | 7,822 |
| DRAIN | Louisiana | Fair | 1932 | 6.7 m | 7,817 |
| LA SOU/KCS RR & CLAIBORN | Louisiana | Poor | 1957 | 168.2 m | 7,806 |
| LA SOUTHERN RR | Louisiana | Fair | 1957 | 196.6 m | 7,806 |
| HOUSTON RIVER | Louisiana | Fair | 1982 | 176.8 m | 7,798 |
| BUXTON CREEK | Louisiana | Fair | 1988 | 48.8 m | 7,798 |
| CREEK | Louisiana | Good | 1933 | 8.8 m | 7,775 |
| ABITA CREEK | Louisiana | Good | 1933 | 9.1 m | 7,775 |
| COULEE KINNEY | Louisiana | Fair | 1956 | 73.2 m | 7,768 |
| HURRICANE CR. | Louisiana | Fair | 1970 | 8.5 m | 7,762 |
| BAYOU RAPIDES | Louisiana | Fair | 1993 | 79.2 m | 7,754 |
| PONCHATOULA CR. | Louisiana | Fair | 1932 | 54.9 m | 7,716 |
| ANSLEM COULEE | Louisiana | Fair | 1957 | 18.3 m | 7,704 |
| LASALLE COULEE | Louisiana | Fair | 1959 | 18.3 m | 7,700 |
| BROOKWOOD DITCH | Louisiana | Fair | 1980 | 7.3 m | 7,686 |
| OLD RED R.CHANL | Louisiana | Good | 1974 | 12.5 m | 7,678 |
| BYCYCLE TRAIL | Louisiana | Fair | 1974 | 18.6 m | 7,678 |
| OLD RED R.CHANL | Louisiana | Good | 1974 | 12.5 m | 7,678 |
| STONER AVE | Louisiana | Fair | 1974 | 61.6 m | 7,678 |
| BYCYCLE TRAIL | Louisiana | Good | 1974 | 18.6 m | 7,678 |
| DRAIN | Louisiana | Fair | 2008 | 8.5 m | 7,676 |
| VERMILION R/ABBEVILLE | Louisiana | Fair | 1938 | 73.5 m | 7,662 |
| DRAIN | Louisiana | Good | 1996 | 10.1 m | 7,654 |
| ROBERTS CANAL | Louisiana | Good | 1998 | 23.8 m | 7,642 |
| PLAQUEMINE BRULE | Louisiana | Fair | 1932 | 9.1 m | 7,630 |
| BAYOU BELLEVIEW | Louisiana | Good | 1955 | 6.8 m | 7,630 |
| BAYOU BARTHOLOMEW | Louisiana | Fair | 1985 | 137.8 m | 7,629 |
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.