Interstate 129

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Interstate 129 Auxiliary route of the Interstate Highway System
Length:	3.21 mi[1] (5.17 km)
Formed:	1977[2]
West end:	US 20 / US 75 / US 77 in South Sioux City, Nebraska
East end:	I-29 / US 20 / US 75 in Sioux City, Iowa

Interstate 129 (abbreviated I-129) is a spur highway that connects Interstate 29 in Sioux City, Iowa to South Sioux City and Dakota City in Nebraska. The full length of the highway is 3.48 miles (3.21 in Nebraska, 0.27 in Iowa); opened in 1976. It overlaps U.S. Route 75 and U.S. Route 20 its entire length.

[edit] Exit list

County	Location	Mile[1]	#	Destinations	Notes
Western terminus, continues as US 20
Dakota	South Sioux City	0.38	1A	US 75 south / US 77 south – Fairgrounds
		0.40	1B	US 77 north – Sioux City
		1.50	2	Dakota Avenue
Sergeant Floyd Memorial Bridge over the Missouri River Nebraska-Iowa state line
Woodbury	Sioux City		1A	I-29 south / US 75 Bus. north – Council Bluffs
			1B	I-29 north – Downtown Sioux City
Eastern terminus, continues as US 20/US 75 towards Fort Dodge and Le Mars

[edit] References

v • d • e Auxiliary routes of Interstate 29 Missouri: 229 — Iowa-Nebraska: 129 — South Dakota: 229

Browse numbered routes
< IA 128	IA		IA 130 >
< N-128	NE		N-133 >

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