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 |
|---|---|---|---|---|---|
| TETE BAYOU | Louisiana | Good | 2008 | 8.5 m | 7,245 |
| LAFOURCHE BAYOU | Louisiana | Fair | 1986 | 69.8 m | 7,219 |
| COYELL CREEK | Louisiana | Fair | 1953 | 25.9 m | 7,215 |
| CREEK | Louisiana | Fair | 1953 | 8.8 m | 7,215 |
| CREEK | Louisiana | Good | 2008 | 9.1 m | 7,211 |
| WEST COLYELL CR | Louisiana | Fair | 1963 | 30.5 m | 7,211 |
| YELLOW WATER RIVER | Louisiana | Poor | 1958 | 41.1 m | 7,190 |
| DRAIN | Louisiana | Good | 1994 | 6.7 m | 7,190 |
| I-55 | Louisiana | Fair | 1970 | 67.7 m | 7,190 |
| NATALBANY RIVER | Louisiana | Good | 1986 | 106.7 m | 7,190 |
| ALGIERS CANAL | Louisiana | Good | 1987 | 15.8 m | 7,178 |
| DONNER CANAL | Louisiana | Fair | 1975 | 45.7 m | 7,178 |
| ST LOUIS BAYOU | Louisiana | Fair | 1967 | 23.2 m | 7,175 |
| TRIB TO CROSS LAKE | Louisiana | Fair | 1960 | 18.9 m | 7,168 |
| ST.LOUIS CANAL | Louisiana | Fair | 1996 | 25.6 m | 7,165 |
| BAYOU TERREBONNE | Louisiana | Good | 1996 | 9.1 m | 7,165 |
| BNSF R.R. Bayou Blanc | Louisiana | Good | 2000 | 676.7 m | 7,162 |
| DRAIN | Louisiana | Good | 1932 | 6.7 m | 7,160 |
| CREEK | Louisiana | Good | 1932 | 10.1 m | 7,160 |
| LEE CREEK | Louisiana | Fair | 1987 | 68.6 m | 7,160 |
| YELLOW BRANCH | Louisiana | Fair | 1950 | 13.7 m | 7,160 |
| DRAIN | Louisiana | Fair | 1966 | 6.7 m | 7,160 |
| MARIAS CREEK | Louisiana | Good | 1987 | 15.8 m | 7,160 |
| DRAIN | Louisiana | Fair | 1987 | 8.8 m | 7,160 |
| HILL CREEK | Louisiana | Good | 1932 | 7.9 m | 7,160 |
| LEE CREEK | Louisiana | Fair | 1950 | 68.9 m | 7,160 |
| DRAIN | Louisiana | Good | 1955 | 10.1 m | 7,126 |
| BIG BRANCH | Louisiana | Fair | 1932 | 27.4 m | 7,126 |
| WARDS CREEK | Louisiana | Good | 1985 | 74.7 m | 7,126 |
| HOG BRANCH | Louisiana | Fair | 1932 | 100.9 m | 7,126 |
| TICKFAW RIVER RELIEF | Louisiana | Fair | 1932 | 55.2 m | 7,126 |
| TICKFAW RIVER | Louisiana | Fair | 1949 | 131.1 m | 7,126 |
| Ile Des Cannes Bayou | Louisiana | Good | 2008 | 7.9 m | 7,088 |
| FISH CREEK | Louisiana | Fair | 1948 | 153.6 m | 7,084 |
| LITTLE CREEK | Louisiana | Fair | 1948 | 15.5 m | 7,084 |
| MOSELY CREEK | Louisiana | Good | 2010 | 24.4 m | 7,084 |
| BEAR CREEK | Louisiana | Good | 2010 | 30.5 m | 7,084 |
| BIG CREEK | Louisiana | Good | 2014 | 61.0 m | 7,084 |
| LA 1230 UP RR | Louisiana | Poor | 1956 | 366.4 m | 7,084 |
| BEAR CREEK | Louisiana | Good | 2007 | 71.9 m | 7,084 |
| INDIAN CREEK | Louisiana | Good | 2007 | 47.9 m | 7,084 |
| INDIAN CREEK RELIEF | Louisiana | Good | 2007 | 36.0 m | 7,084 |
| BIG CREEK | Louisiana | Fair | 2007 | 146.3 m | 7,084 |
| OLD SLOUGH | Louisiana | Fair | 2007 | 48.2 m | 7,084 |
| BLACK RIVER | Louisiana | Fair | 2009 | 976.3 m | 7,080 |
| CREEK | Louisiana | Good | 2024 | 30.5 m | 7,075 |
| YELLOW BRANCH | Louisiana | Good | 2008 | 6.7 m | 7,065 |
| CYPRESS BAYOU | Louisiana | Fair | 1973 | 124.1 m | 7,065 |
| HEMPHILL CREEK | Louisiana | Fair | 1973 | 68.9 m | 7,065 |
| CYPRESS BAYOU | Louisiana | Good | 1973 | 178.6 m | 7,065 |
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.