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 Duralde | Louisiana | Good | 1996 | 30.5 m | 3,050 |
| CREEK | Louisiana | Fair | 1962 | 19.8 m | 3,050 |
| CREEK | Louisiana | Good | 1962 | 8.5 m | 3,050 |
| CANAL | Louisiana | Good | 2005 | 24.1 m | 3,050 |
| CREEK | Louisiana | Good | 1962 | 7.0 m | 3,050 |
| OTTER BAYOU | Louisiana | Good | 1985 | 24.4 m | 3,046 |
| WHITE BAYOU | Louisiana | Fair | 1962 | 36.6 m | 3,045 |
| BAYOU SCIE RELIEF | Louisiana | Good | 2007 | 67.1 m | 3,045 |
| BAYOU SCIE | Louisiana | Good | 2007 | 97.5 m | 3,045 |
| Drainage Canal | Louisiana | Fair | 1970 | 7.0 m | 3,045 |
| TALISHEEK CREEK | Louisiana | Good | 1972 | 30.5 m | 3,043 |
| DRAIN | Louisiana | Fair | 1972 | 8.2 m | 3,043 |
| DRAIN | Louisiana | Fair | 1972 | 6.7 m | 3,043 |
| COULEE | Louisiana | Poor | 1978 | 11.6 m | 3,040 |
| I-49 | Louisiana | Good | 1989 | 182.9 m | 3,036 |
| KELSO BAYOU/HACKBERRY | Louisiana | Poor | 1977 | 123.7 m | 3,034 |
| CYPRESS BAYOU RELIEF NO | Louisiana | Fair | 1953 | 54.9 m | 3,031 |
| CYPRESS BAYOU RELIEF NO | Louisiana | Fair | 1953 | 54.9 m | 3,031 |
| TOLEDO BEND RES. | Louisiana | Fair | 1967 | 4,022.1 m | 3,030 |
| TOLEDO BEND LAKE | Louisiana | Fair | 1968 | 42.7 m | 3,030 |
| TOLEDO BEND LAKE | Louisiana | Good | 1968 | 42.7 m | 3,030 |
| LA0013 | Louisiana | Fair | 1966 | 58.5 m | 3,018 |
| I-20 | Louisiana | Fair | 1968 | 76.8 m | 3,010 |
| DRAINAGE CANALS LA.20 RR | Louisiana | Fair | 1995 | 9,005.0 m | 3,007 |
| SWAMP | Louisiana | Good | 1994 | 540.4 m | 3,007 |
| LA 662 BAYOU LOURSE | Louisiana | Good | 1998 | 693.1 m | 3,007 |
| DEADWOOD RD TIGER BAYOU | Louisiana | Good | 1994 | 2,326.5 m | 3,007 |
| LA 20 SP RR DRAIN CANAL | Louisiana | Good | 1994 | 580.6 m | 3,007 |
| LA 20 SP RR DRAIN CANA | Louisiana | Fair | 1994 | 1,600.8 m | 3,007 |
| LA 20 SP RR DRAIN CANA | Louisiana | Good | 1994 | 492.3 m | 3,007 |
| TIGER BAYOU | Louisiana | Fair | 1998 | 48.8 m | 3,007 |
| CHACAHOULA BAYOU | Louisiana | Good | 1998 | 625.4 m | 3,007 |
| DRAINAGE CANAL | Louisiana | Good | 1998 | 507.8 m | 3,007 |
| PRAIRIE BAYOU | Louisiana | Good | 2005 | 30.5 m | 3,000 |
| BAYOU FATMA | Louisiana | Good | 1970 | 6.7 m | 3,000 |
| YOUNGS BAYOU | Louisiana | Fair | 1962 | 15.2 m | 3,000 |
| Lil Cypress Bayou | Louisiana | Poor | 1965 | 18.0 m | 3,000 |
| BROWN CREEK | Louisiana | Fair | 2005 | 8.8 m | 2,992 |
| BROWN CREEK | Louisiana | Fair | 2005 | 24.1 m | 2,992 |
| CANEY CREEK | Louisiana | Good | 1982 | 45.7 m | 2,992 |
| HALFWAY CREEK | Louisiana | Fair | 2005 | 24.1 m | 2,987 |
| BAYOU | Louisiana | Fair | 1972 | 7.9 m | 2,982 |
| CASTOR CREEK | Louisiana | Good | 2002 | 61.0 m | 2,974 |
| CREEK | Louisiana | Fair | 2002 | 36.6 m | 2,974 |
| EDWARDS BRANCH | Louisiana | Good | 2002 | 48.8 m | 2,974 |
| I-10 | Louisiana | Fair | 1970 | 249.9 m | 2,970 |
| LA 728-1 | Louisiana | Fair | 1970 | 52.1 m | 2,969 |
| LA 182 | Louisiana | Fair | 1968 | 59.1 m | 2,969 |
| I0049/US0167 | Louisiana | Good | 1968 | 71.6 m | 2,969 |
| FRANCOIS COULEE | Louisiana | Good | 2003 | 42.1 m | 2,969 |
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.