South
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The Prairie Area is a vista point along Intestate 35 southbound overlooking the parallel Skunk River to the west.
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The Story City Rest Area follows the 150th Street over crossing along southbound Interstate 35.
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A rural diamond interchange (Exit 116) joins Interstate 35 with County Route E29 on the outskirts of Ames.
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County Route E29 runs 29.87 miles from Dayton Avenue nearby to Iowa 330 south of Albion in Marshall County.
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Interstate 35 advances south into the city of Ames prior to the succeeding exit.
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Business Loop I-35 lines 13th Street 2.48 miles west from the diamond interchange at Exit 113 to U.S. 69 (Grand Avenue) south to Downtown Ames.
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Business Loop I-35 overlaps with U.S. 69 south through central Ames along Grand Avenue, Lincoln Way (old U.S. 30) and Duff Avenue. The business route returns to I-35 via U.S. 30 at Exit 111.
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Interstate 35 meets Iowa 210 at Exit 102 on the east side of the Huxley city limits.
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Iowa 210 travels 34.78 miles overall from Iowa 141 at Woodward to U.S. 65 east of Maxwell.
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The Elkhart Rest Area lines southbound Interstate 35 midway between Alleman and White Oak.
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The succeeding exit is for County Route F22 (126th Avenue) at northern reaches of Ankeny.
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Construction underway in 2023 replaced the bridge taking 126th Street across Interstate 35. The associated rebuilding of the ramps at the diamond interchange (Exit 96) with CR F22 is part of work preceding expansion of I-35 to six overall lanes.1
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Interstate 35 continues south by the Otter Creek Golf Course community along the Ankeny city line.
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A four lane suburban boulevard, 36th Street heads 1.49 miles east from U.S. 69 to the diamond interchange at Exit 94.
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$63 million in construction underway from November 2017 to December 2020 converted the diamond interchange (Exit 92) with 1st Street into a DDI. Ramps at the revised exchange opened in stages starting on September 24, 2020.2,3
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1st Street heads west across Ankeny to the John Deer Des Moines Works plan. East from Exit 92, 1st Street becomes NE 94th Avenue ahead of the unincorporated community of Enterprise.
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Interstate 35 heads south between an industrial strip along parallel Delaware Avenue and Ankeny Regional Airport (IKV) on the ensuing stretch.
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Interstate 35 converges with I-80 and I-235 south at the East Mixmaster Interchange in two miles. Exit 89 departs next for Corporate Woods Drive in Ankeny.
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Corporate Woods Drive links NE 66th Avenue to the west with NE 62nd Avenue to the east. The diamond interchange at Exit 89 includes grading for two loop ramps joining the arterial with I-35.
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The Interstate 35 southbound mainline transitions onto I-235 west at the East Mixmaster Interchange (Exit 137). I-235 comprises a 14.68 mile long urban loop south to Downtown Des Moines and west to I-80 at West Des Moines.
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I-35 makes a TOTSO (turn off to stay on) movement onto Interstate 80 west at Exit 137 A. Started in 2022, a multi phase project upgrades the East Mixmaster Interchange into a multi level systems exchange.4
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With work underway to June 2024 at a cost of $55 million, phase one of the East Mixmaster reconstruction project replaces the ramps joining I-35/80 east and I-80 west with I-235 north.4. Follow up construction adds high speed flyovers from I-35 south to I-80 east and from I-35/80 east and I-80 west to I-235 south.
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Left Exit 137 to Interstate 80 east for the Quad Cities utilizes the original roadway linking I-35 south with I-235 south.
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Interstate 235 commences south from Left Exit 137 B while two lanes separate for I-80 east to Iowa City and I-35/80 west to Johnston and Urbandale.
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I-35/80 bypass Des Moines to the north along an urban freeway to West Des Moines. I-80 east leads to the suburbs of Altoona and Bondurant.
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Sources:
- "Bridge connecting Elkhart to Ankeny to close for replacement project." Des Moines Register (IA), March 25, 2023.
- "First Street interchange in along Interstate 35 in Ankeny to begin reopening." Des Moines Register (IA), September 22, 2020.
- "Confused by the new diverging diamond interchange in Ankeny? Here's what you need to know." Des Moines Register (IA), December 23, 2020.
- "What to expect from phase one of East Mixmaster reconstruction." WHO TV-13 (Des Moines, IA), December 15, 2022.
Photo Credits:
03/28/16, 02/21/20, 02/22/20 by AARoads
Connect with:
Interstate 80
Interstate 235
Business Loop I-35 - Ames
U.S. 30
Page Updated 02-21-2024.