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 |
|---|---|---|---|---|---|
| COULEE | Louisiana | Good | 1981 | 10.7 m | 4,115 |
| BAYOU TERREBONNE | Louisiana | Fair | 1979 | 21.9 m | 4,110 |
| OWL BAYOU | Louisiana | Fair | 1958 | 30.5 m | 4,107 |
| NORTH PASS | Louisiana | Poor | 1960 | 412.1 m | 4,107 |
| PASS MANCHAC | Louisiana | Poor | 1957 | 918.1 m | 4,107 |
| DRAIN PIPE XING | Louisiana | Fair | 1960 | 8.2 m | 4,107 |
| DRAIN PIPE XING | Louisiana | Fair | 1960 | 9.8 m | 4,107 |
| DRAIN PIPE XING | Louisiana | Fair | 1960 | 8.2 m | 4,107 |
| DRAIN PIPE XING | Louisiana | Fair | 1960 | 8.2 m | 4,107 |
| DRAIN PIPE XING | Louisiana | Fair | 1960 | 8.2 m | 4,107 |
| DRAIN PIPE XING | Louisiana | Fair | 1960 | 11.6 m | 4,107 |
| DRAINAGE PIPE XING | Louisiana | Fair | 1960 | 6.1 m | 4,107 |
| SUNBEAM COULEE | Louisiana | Good | 2011 | 7.9 m | 4,092 |
| Rena Coulee | Louisiana | Good | 2012 | 18.3 m | 4,092 |
| I-55 | Louisiana | Good | 1970 | 67.7 m | 4,090 |
| LITTLE CROOKED CR | Louisiana | Fair | 1949 | 6.7 m | 4,087 |
| COULEY CREEK | Louisiana | Good | 1997 | 61.0 m | 4,081 |
| BOURBEAUX BAYOU | Louisiana | Fair | 1987 | 10.1 m | 4,081 |
| BOURBEAUX BAYOU | Louisiana | Poor | 1987 | 10.1 m | 4,081 |
| SALINE BAYOU | Louisiana | Fair | 1983 | 92.0 m | 4,081 |
| COULEE | Louisiana | Fair | 1972 | 23.2 m | 4,080 |
| GUM CREEK | Louisiana | Poor | 1965 | 23.2 m | 4,078 |
| CANAL | Louisiana | Fair | 1990 | 11.6 m | 4,073 |
| SUBURBAN CANAL | Louisiana | Good | 1967 | 32.0 m | 4,072 |
| POLEY BAYOU | Louisiana | Fair | 1960 | 24.4 m | 4,071 |
| CAMP CREEK | Louisiana | Fair | 1960 | 30.5 m | 4,071 |
| CANEY BRANCH | Louisiana | Fair | 1962 | 30.5 m | 4,071 |
| TICKFAW RIVER | Louisiana | Fair | 1962 | 183.8 m | 4,071 |
| TICKFAW RIVER R. | Louisiana | Fair | 1962 | 42.7 m | 4,071 |
| Bayou Tortue | Louisiana | Good | 2004 | 36.6 m | 4,071 |
| TECHE BAYOU | Louisiana | Fair | 1984 | 98.5 m | 4,071 |
| PRAIRIE-CREEK | Louisiana | Good | 1978 | 151.8 m | 4,071 |
| WYATT-CREEK | Louisiana | Good | 1978 | 55.2 m | 4,071 |
| BAYOU-ANACOCO | Louisiana | Fair | 1977 | 192.0 m | 4,071 |
| ATCHAFALAYA RIVER | Louisiana | Fair | 1971 | 1,206.1 m | 4,054 |
| KCS RAILROAD | Louisiana | Good | 2005 | 89.9 m | 4,052 |
| BOONE CREEK | Louisiana | Fair | 1956 | 24.4 m | 4,052 |
| CLARKE BAYOU | Louisiana | Poor | 1956 | 55.2 m | 4,052 |
| CANEY BRANCH | Louisiana | Fair | 1956 | 20.4 m | 4,052 |
| CANEY BAYOU REL | Louisiana | Poor | 1957 | 36.6 m | 4,051 |
| CANEY BAYOU | Louisiana | Fair | 1957 | 48.8 m | 4,051 |
| CREEK | Louisiana | Fair | 1977 | 17.4 m | 4,049 |
| CREEK | Louisiana | Fair | 1961 | 24.4 m | 4,041 |
| CREEK | Louisiana | Fair | 1931 | 8.2 m | 4,041 |
| BECKWITH CREEK | Louisiana | Fair | 1961 | 146.3 m | 4,041 |
| CREEK | Louisiana | Fair | 1931 | 7.0 m | 4,041 |
| CREEK | Louisiana | Fair | 1938 | 7.0 m | 4,041 |
| COW PEN CREEK | Louisiana | Fair | 1993 | 36.6 m | 4,041 |
| EB RAMP TO LA1 SB | Louisiana | Good | 1968 | 192.0 m | 4,035 |
| LA 1/M P RR/LOC RD | Louisiana | Fair | 1968 | 104.2 m | 4,035 |
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.