Louisiana Highway 646
|Length:||3.3 mi (5.3 km)|
|Existed:||1955 renumbering – 1975|
|Southeast end:||LA 308 west of Thibodaux|
|Northwest end:||End state maintenance at Lafourche-Assumption parish line|
Louisiana Highway 646 (LA 646) was a state highway that served Lafourche Parish. It spanned a total of 3.3 miles (5.3 km) along French Plantation Road and Little Choupic Road west of Thibodaux, near the Lafourche-Assumption parish line.
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.
|Lafourche||0.0||0.0||LA 308 – Donaldsonville, Thibodaux||Southeastern terminus;
West of Laurel Grove
|Lafourche–Assumption 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
- Microsoft. "Map of LA 646". Bing Maps (Map). Cartography by Nokia. http://www.bing.com/maps/default.aspx?mapurl=http://en.wikipedia.org/w/index.php?title=Template:Attached_KML/Louisiana_Highway_646&action=raw. Retrieved November 15, 2012.