Interstate 55 in Louisiana

From Wikipedia, the free encyclopedia

Interstate 55
Main route of the Interstate Highway System

Length:

65.81 mi (105.91 km)

Formed:

1957 (route proposed in 1939)

South end:

I-10 near Laplace

Major
junctions:

I-12 near Hammond

US 190 in Hammond

North end:

I-55 at the Mississippi line

Highways in Louisiana

In Louisiana, Interstate 55 runs nearly 66 miles from south to north, from Interstate 10 near Laplace - roughly 20 miles west of New Orleans - to the Mississippi state line near Kentwood.

The highway first traverses a long viaduct over the swamps of lakes Maurepas and Pontchartrain for the first 23 miles before reaching dry land near Ponchatoula.

[edit] Major cities

I-55 passes through or near the following municipalities:

[edit] Exit list

Parish	Location	Exit #	Destinations	Notes
Southern terminus - Interstate 10 near Laplace, Louisiana
St. John the Baptist		1	U.S. Route 51 South/To I-10 West - Laplace, Baton Rouge	Southbound exit only. U.S. 51 joins northbound and exits south only.
	Begin concurrency
		7	Ruddock
Tangipahoa		15	Manchac
		22	Frontage Road	Southbound exit and northbound entrance. Frontage road is Old U.S. 51.
		23	U.S. 51 Business - Ponchatoula
		26	LA 22 - Ponchatoula, Springfield
		28	U.S. 51 North - Hammond	U.S. 51 exits northbound and enters southbound.
	End concurrency
		29A-B	I-12 - Slidell, Baton Rouge	Exits 29A (Slidell) and 29B (Baton Rouge).
	Hammond	31	U.S. Route 190 - Albany, Hammond
		32	LA 3234 (University Avenue) - Wardline Road	Exit to reach Southeastern Louisiana University.
		36	LA 442 - Tickfaw
		41	LA 40 - Independence
	Amite City	46	LA 16 - Montpelier, Amite City	Exit to reach Franklinton.
		50	LA 1048 - Arcola, Roseland
		53	LA 10 - Fluker, Greensburg
		57	LA 440 - Tangipahoa
		61	LA 38 - Kentwood, Liverpool
Tangipahoa Parish, Louisiana-Pike County, Mississippi Border continues north into Mississippi