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 |
|---|---|---|---|---|---|
| LA 523 | Louisiana | Fair | 1995 | 65.8 m | 53,886 |
| DRAIN | Louisiana | Fair | 1984 | 9.4 m | 53,886 |
| BEDICO CREEK | Louisiana | Fair | 1975 | 51.2 m | 53,386 |
| EAST BEDICO CREEK | Louisiana | Good | 1975 | 42.7 m | 53,386 |
| TANGIPAHOA RELIEF | Louisiana | Good | 1975 | 98.5 m | 53,386 |
| TANGIPAHOA RIVER RELIEF | Louisiana | Fair | 1975 | 118.0 m | 53,386 |
| SIMS CREEK | Louisiana | Good | 1975 | 8.2 m | 53,386 |
| BEDICO CR.RELIEF | Louisiana | Fair | 1974 | 6.7 m | 53,386 |
| TANGIPAHOA RIVER | Louisiana | Fair | 1975 | 210.0 m | 53,386 |
| FOX BRANCH | Louisiana | Good | 1974 | 6.4 m | 53,386 |
| SELSERS CREEK | Louisiana | Fair | 1975 | 36.6 m | 53,386 |
| COULEE BEAU BRIDGE CANAL | Louisiana | Fair | 1989 | 36.6 m | 53,236 |
| LA 726 | Louisiana | Fair | 1981 | 75.9 m | 53,236 |
| HYNSON BAYOU | Louisiana | Good | 1990 | 30.5 m | 53,224 |
| HILL BAYOU | Louisiana | Good | 1995 | 42.7 m | 53,224 |
| MYRA-MIRTUS RD | Louisiana | Fair | 2014 | 173.7 m | 53,023 |
| EAGLE CHUTE | Louisiana | Good | 2013 | 114.3 m | 53,023 |
| UNKNOWN CREEK | Louisiana | Good | 2013 | 68.6 m | 53,023 |
| NANCE BRANCH | Louisiana | Good | 2013 | 6.7 m | 53,023 |
| KELLY BAYOU | Louisiana | Good | 2014 | 70.7 m | 53,023 |
| LA 2 | Louisiana | Good | 2014 | 88.4 m | 53,023 |
| UNKNOWN POND | Louisiana | Good | 2013 | 68.6 m | 53,023 |
| BLACK BAYOU | Louisiana | Good | 2013 | 182.9 m | 53,023 |
| US 71 | Louisiana | Good | 2014 | 265.2 m | 53,023 |
| DRAIN | Louisiana | Good | 2013 | 10.4 m | 53,023 |
| HARTMAN BRANCH | Louisiana | Good | 2014 | 6.7 m | 53,023 |
| HOSSTON RIVER RD. | Louisiana | Good | 2014 | 53.0 m | 53,023 |
| LA 170 | Louisiana | Good | 2013 | 365.8 m | 53,023 |
| FRONTAGE ROAD | Louisiana | Fair | 1968 | 187.8 m | 52,159 |
| RAMPS | Louisiana | Fair | 1968 | 216.4 m | 52,159 |
| MCCAIN CREEK | Louisiana | Good | 2016 | 20.1 m | 51,551 |
| LA 1 | Louisiana | Good | 2016 | 374.6 m | 51,551 |
| PINEHILL RD | Louisiana | Good | 2016 | 240.2 m | 51,551 |
| MCCAIN CREEK TRIB | Louisiana | Good | 2016 | 6.4 m | 51,551 |
| NORTH DALE CANAL | Louisiana | Fair | 1958 | 13.1 m | 51,236 |
| W RELIEF CHOUDRANT CREEK | Louisiana | Fair | 1960 | 67.1 m | 50,895 |
| N.FORK CHOUDRANT E-BOUND | Louisiana | Fair | 1960 | 48.8 m | 50,895 |
| CREEK | Louisiana | Poor | 1963 | 15.5 m | 50,895 |
| CREEK | Louisiana | Fair | 1960 | 8.2 m | 50,895 |
| CREEK | Louisiana | Fair | 1960 | 10.1 m | 50,895 |
| CHOUDRANT CREEK | Louisiana | Fair | 1960 | 103.6 m | 50,895 |
| CLEAR CREEK | Louisiana | Fair | 1960 | 13.4 m | 50,895 |
| CYPRESS CREEK | Louisiana | Fair | 1963 | 9.1 m | 50,895 |
| MID. REL.CHOUDRANT CREEK | Louisiana | Fair | 1960 | 73.2 m | 50,895 |
| I-20 SERVICE RD. | Louisiana | Fair | 1996 | 9.4 m | 50,895 |
| LEGION STREET(LA1138-2) | Louisiana | Fair | 1976 | 55.5 m | 50,874 |
| LA 328 | Louisiana | Good | 2020 | 75.6 m | 50,425 |
| BAYOU TECHE | Louisiana | Good | 1970 | 131.1 m | 50,425 |
| I 10 | Louisiana | Fair | 1967 | 388.9 m | 50,050 |
| WEYRAUCH CANAL | Louisiana | Fair | 1971 | 17.4 m | 50,000 |
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.