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 |
|---|---|---|---|---|---|
| CANAL | Louisiana | Good | 1976 | 24.7 m | 8,250 |
| CREEK | Louisiana | Fair | 1964 | 7.9 m | 8,250 |
| I-110 | Louisiana | Good | 1976 | 147.2 m | 8,250 |
| CHIPPEWA OFF RAMP | Louisiana | Fair | 1970 | 115.8 m | 8,250 |
| HOLLYWOOD DITCH | Louisiana | Fair | 1951 | 7.0 m | 8,250 |
| LOUISE ST ON RAMP | Louisiana | Fair | 1963 | 150.3 m | 8,250 |
| FLA. ST. OFF RAMP | Louisiana | Fair | 1963 | 98.8 m | 8,250 |
| FLA ST. ON RAMP | Louisiana | Fair | 1963 | 93.9 m | 8,250 |
| CHIPPEWA ST. ON RAMP (SB | Louisiana | Good | 1970 | 141.4 m | 8,250 |
| 22 ST. OFF RAMP | Louisiana | Good | 1970 | 96.6 m | 8,250 |
| DIVERSION CANAL | Louisiana | Good | 2011 | 73.2 m | 8,250 |
| WYANDOTTE ST. ON RAMP | Louisiana | Fair | 1970 | 80.2 m | 8,250 |
| CITY STREET | Louisiana | Fair | 1963 | 516.6 m | 8,250 |
| MAIN ST. ON RAMP | Louisiana | Fair | 1963 | 102.7 m | 8,250 |
| CONVENTION ST. ON RAMP | Louisiana | Fair | 1963 | 121.6 m | 8,250 |
| WASH.ST. ON RAMP | Louisiana | Good | 1963 | 69.2 m | 8,250 |
| OLD WARDS CREEK | Louisiana | Good | 2011 | 48.8 m | 8,250 |
| EVANGELINE ON RAMP (N.B. | Louisiana | Good | 1971 | 106.7 m | 8,250 |
| S. Acadian Thru. on Ramp | Louisiana | Fair | 1964 | 189.3 m | 8,250 |
| Calumet St | Louisiana | Good | 1970 | 121.0 m | 8,250 |
| I 110 US 190 0PS | Louisiana | Fair | 1976 | 414.2 m | 8,250 |
| I-110 | Louisiana | Fair | 1958 | 61.0 m | 8,250 |
| COULEE | Louisiana | Poor | 1983 | 11.6 m | 8,240 |
| VERMILION RIVER | Louisiana | Fair | 1971 | 41.1 m | 8,240 |
| BAYOU ST. CLAIRE | Louisiana | Good | 1987 | 40.5 m | 8,240 |
| ST. LOUIS CANAL | Louisiana | Fair | 1986 | 23.2 m | 8,236 |
| LATERAL C-6 | Louisiana | Fair | 1978 | 7.6 m | 8,214 |
| BAYOU CHEVREVIL | Louisiana | Poor | 1959 | 106.4 m | 8,204 |
| GULLY | Louisiana | Fair | 1993 | 10.4 m | 8,204 |
| DRAIN CANAL | Louisiana | Fair | 1965 | 23.2 m | 8,204 |
| BAYOU FRANCOIS | Louisiana | Good | 1962 | 24.4 m | 8,203 |
| CREEK | Louisiana | Good | 2000 | 6.4 m | 8,188 |
| CYPRESS CREEK | Louisiana | Fair | 2000 | 30.5 m | 8,188 |
| AMITE RIVER RELIEF | Louisiana | Fair | 2011 | 73.2 m | 8,186 |
| VALENTINE CANAL | Louisiana | Poor | 1964 | 34.7 m | 8,181 |
| TCHACKCHOU BAYOU | Louisiana | Fair | 1954 | 24.4 m | 8,171 |
| CANAL | Louisiana | Good | 1954 | 24.4 m | 8,171 |
| AIRLINE DRAINAGE | Louisiana | Good | 1954 | 36.6 m | 8,171 |
| CONWAY CANAL | Louisiana | Good | 1954 | 30.5 m | 8,171 |
| DRAIN CANAL | Louisiana | Fair | 1954 | 24.4 m | 8,171 |
| AIRLINE DRAINAGE | Louisiana | Good | 1954 | 30.5 m | 8,171 |
| DRAIN CANAL | Louisiana | Good | 1954 | 30.5 m | 8,171 |
| BLIND RIVER | Louisiana | Fair | 1954 | 103.6 m | 8,171 |
| I-10 | Louisiana | Fair | 1970 | 381.0 m | 8,168 |
| BOGALUSA CREEK | Louisiana | Good | 1966 | 207.3 m | 8,154 |
| KINGS HIGHWAY | Louisiana | Fair | 1992 | 58.2 m | 8,132 |
| OCKLEY DITCH | Louisiana | Fair | 1965 | 6.7 m | 8,132 |
| LAMBERT PARK DITCH | Louisiana | Fair | 1983 | 9.4 m | 8,132 |
| LITTLE FARMS DRAIN CANAL | Louisiana | Good | 1982 | 7.9 m | 8,125 |
| OFF RAMP US 51 MANCHAC | Louisiana | Good | 1979 | 170.7 m | 8,115 |
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.