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 TERREBONNE | Louisiana | Good | 1998 | 8.5 m | 22,400 |
| DRAIN | Louisiana | Good | 1944 | 10.1 m | 22,385 |
| DRAIN | Louisiana | Good | 1944 | 12.8 m | 22,385 |
| DRAIN | Louisiana | Good | 1944 | 10.7 m | 22,385 |
| I-20 | Louisiana | Poor | 1960 | 89.0 m | 22,345 |
| KCS MOPAC & PAC RRS | Louisiana | Poor | 1950 | 216.1 m | 22,308 |
| I-10 | Louisiana | Fair | 1962 | 109.7 m | 22,287 |
| BAYOU DINDE | Louisiana | Fair | 1977 | 213.4 m | 22,287 |
| MAPLE FORK | Louisiana | Fair | 1945 | 13.7 m | 22,287 |
| STREAM | Louisiana | Fair | 1973 | 10.7 m | 22,257 |
| BAYOU CARENCRO | Louisiana | Fair | 1963 | 48.8 m | 22,211 |
| I-20 | Louisiana | Fair | 1971 | 82.6 m | 22,200 |
| BEAVER CREEK | Louisiana | Good | 1982 | 11.9 m | 22,036 |
| I-20 | Louisiana | Fair | 1975 | 82.6 m | 22,000 |
| I-20 | Louisiana | Fair | 1975 | 82.6 m | 22,000 |
| LITTLE TECHE BAYU | Louisiana | Fair | 1951 | 37.2 m | 21,939 |
| DRAIN | Louisiana | Fair | 1951 | 9.8 m | 21,939 |
| DRAINAGE CANAL | Louisiana | Fair | 1951 | 7.0 m | 21,939 |
| UPRR | Louisiana | Fair | 1951 | 123.7 m | 21,939 |
| MCAIN CREEK TRIB | Louisiana | Fair | 1993 | 10.7 m | 21,933 |
| DRAIN | Louisiana | Fair | 1993 | 10.1 m | 21,933 |
| MCCAIN CREEK TRIBUTARY | Louisiana | Fair | 1993 | 14.3 m | 21,933 |
| MCAIN CREEK | Louisiana | Fair | 1993 | 48.8 m | 21,933 |
| LA0083 | Louisiana | Good | 2004 | 571.8 m | 21,926 |
| BAYOU PIERRE | Louisiana | Fair | 1989 | 8.5 m | 21,856 |
| CREEK | Louisiana | Good | 1966 | 6.7 m | 21,762 |
| CLINE BRANCH | Louisiana | Good | 1967 | 10.1 m | 21,762 |
| TERRYS CREEK | Louisiana | Fair | 1966 | 73.2 m | 21,762 |
| COOLS CREEK | Louisiana | Fair | 1966 | 30.5 m | 21,762 |
| CREEK | Louisiana | Good | 1967 | 10.1 m | 21,762 |
| LA 38 | Louisiana | Fair | 1966 | 53.3 m | 21,762 |
| LA 1048 | Louisiana | Good | 1967 | 53.3 m | 21,762 |
| BUTTON CREEK | Louisiana | Good | 1966 | 11.6 m | 21,762 |
| PARISH ROAD | Louisiana | Fair | 1966 | 41.8 m | 21,762 |
| DRAIN | Louisiana | Fair | 1966 | 11.6 m | 21,762 |
| LA 1049 | Louisiana | Fair | 1966 | 55.8 m | 21,762 |
| BEAVER CREEK | Louisiana | Good | 1966 | 49.4 m | 21,762 |
| CREEK | Louisiana | Good | 1966 | 7.9 m | 21,762 |
| BLACK BRANCH | Louisiana | Good | 1966 | 7.0 m | 21,762 |
| LA 16 | Louisiana | Fair | 1970 | 51.8 m | 21,762 |
| ICRR | Louisiana | Fair | 1975 | 66.4 m | 21,736 |
| YELLOW WATER RIVER REL. | Louisiana | Fair | 1970 | 53.3 m | 21,736 |
| I-55 | Louisiana | Fair | 1970 | 94.5 m | 21,736 |
| LA 3158 (Airport Rd) | Louisiana | Fair | 1975 | 64.9 m | 21,736 |
| US 51 BUS. | Louisiana | Fair | 1975 | 62.2 m | 21,736 |
| US0190 | Louisiana | Fair | 1968 | 71.3 m | 21,736 |
| YELLOW WATER RIVER | Louisiana | Fair | 1968 | 73.8 m | 21,736 |
| LA 16 | Louisiana | Good | 1970 | 51.8 m | 21,736 |
| PONCHATOULA CREEK | Louisiana | Good | 1975 | 79.2 m | 21,736 |
| LA 1048 | Louisiana | Fair | 1967 | 53.3 m | 21,736 |
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.