I-10 Bonnet Carré Spillway Bridge
Bridge in St. John the Baptist Parish, Jefferson Parish
From Wikipedia, the free encyclopedia
The I-10 Bonnet Carré Spillway Bridge is a twin concrete trestle bridge in the U.S. state of Louisiana. With a total length of 58,077 feet (17,702 m; 10.9994 mi),[1] it is one of the longest bridges in the world.
Coordinates30°02′28″N 90°21′01″W
Carries4 lanes of 
I-10
I-10CrossesBonnet Carré Spillway, Lake Pontchartrain and LaBranche Wetlands
I-10 Bonnet Carré Spillway Bridge | |
|---|---|
| Coordinates | 30°02′28″N 90°21′01″W |
| Carries | 4 lanes of I-10 |
| Crosses | Bonnet Carré Spillway, Lake Pontchartrain and LaBranche Wetlands |
| Locale | St. Charles Parish, St. John the Baptist Parish, Jefferson Parish |
| Maintained by | LA DOTD |
| Characteristics | |
| Total length | 58,077 feet (17,702 m) |
| Width | 45 feet (14 m) |
| History | |
| Opened | 1972 |
| Location | |
 Interactive map of I-10 Bonnet Carré Spillway Bridge | |
The bridge carries Interstate 10 over the Bonnet Carré Spillway, Lake Pontchartrain, and LaBranche Wetlands in St. Charles Parish and a portion of St. John the Baptist and Jefferson Parishes. The bridge opened in 1972.[2]
