Louisiana Highway 646

From Wikipedia, the free encyclopedia
Jump to: navigation, search

Louisiana Highway 646 marker

Louisiana Highway 646
Route information
Length: 3.3 mi[1] (5.3 km)
Existed: 1955 renumbering – 1975
Major junctions
Southeast end: LA 308 west of Thibodaux
Northwest end: End state maintenance at Lafourche-Assumption parish line
Parishes: Lafourche
Highway system
  • Louisiana Highway System
LA 645 LA 647

Louisiana Highway 646 (LA 646) was a state highway that served Lafourche Parish. It spanned a total of 3.3 miles (5.3 km)[1] along French Plantation Road and Little Choupic Road west of Thibodaux, near the Lafourche-Assumption parish line.

Route description[edit]

From the southeast, LA 646 began at an intersection with LA 308 west of Thibodaux and an area known as Laurel Grove. It proceeded northeast along French Plantation Road then turned in a general westerly direction to zigzag along Little Choupic Road to its terminus at the Assumption Parish line.

LA 646 was an undivided, two-lane highway for its entire length.


LA 646 was designated as State Route C-1338 prior to the 1955 Louisiana Highway renumbering.

Major intersections[edit]

Parish Location Mile[1] km Destinations Notes
Lafourche   0.0 0.0 LA 308 – Donaldsonville, Thibodaux Southeastern terminus;
West of Laurel Grove
LafourcheAssumption line   3.3 5.3 End state maintenance at parish line Northwestern terminus
1.000 mi = 1.609 km; 1.000 km = 0.621 mi


External links[edit]

Route map: Google / Bing