| Louisiana Highway 640 | ||||
|---|---|---|---|---|
| Route information | ||||
| Maintained by Louisiana DOTD | ||||
| Length: | 2.20 mi (3.54 km) | |||
| Major junctions | ||||
| South end: | LA 3127 south of Edgard | |||
| North end: | LA 44/LA 53 in Reserve | |||
| Highway system | ||||
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Louisiana Highway 640 (LA 640) is a state highway in Louisiana that serves St. John the Baptist Parish. It spans 2.20 miles (3.54 km) in a south to north direction.
From the south, LA 640 begins at an intersection with LA 3127 south of Edgard and just west of West St. John High School. It heads north toward the Mississippi River where it meets LA 18. A few feet to the left of this intersection (in front of the St. John the Baptist Parish Courthouse), LA 640 crosses the river via the Edgard-Reserve Ferry. The highway ends at the landing on the east bank side at an intersection with LA 44 and LA 53.
With the exception of the ferried portion, is an undivided, two-lane highway for its entire length.
| Parish | Location | Mile | Junction | Notes | |
|---|---|---|---|---|---|
| St. John the Baptist | Edgard | Southern terminus of LA 640 | |||
| 0.00 | LA 3127 | ||||
| 2.1 | LA 18 (River Road) | LA 18 departs to the east | |||
| Begin concurrency | |||||
| 2.15 | LA 18 (River Road) | LA 18 departs to the west | |||
| End concurrency | |||||
| Edgard-Reserve Ferry over the Mississippi River | |||||
| Reserve | 2.20 | LA 44 (River Road/Jefferson Highway to the east and west) LA 53 (Central Avenue to the north) |
Southern terminus of LA 53 | ||
| Northern terminus of LA 640 | |||||