Made official by the American Association of State Highway and Transportation Officials (AASHTO) on October 27, 1995, the Ames Business Loop for Interstate 35 follows a stair stepped route 7.2 miles west of Exits 111 A and 113.
Following the freeway along U.S. 30 west from I-35, Business Loop I-35 departs at Exit 148 for U.S. 69 (Duff Avenue) north to Lincoln Way, the pre-freeway alignment of U.S. 30. Lincoln Way leads both routes west to Grand Avenue in the central business district. Lincoln Way continues west to Iowa State University (ISU) while Business Loop I-35 turns north with U.S. 69 on Grand Avenue to 13th Street. The section along 13th Street east from U.S. 69 back to I-35 is locally maintained.
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| U.S. 30 bypasses Ames to the south along a four lane freeway between I-35 and W Avenue in Boone County. Dayton Avenue weaves north through an area of industrial parks from a diamond interchange (Exit 150) with Business Loop I-35/U.S. 30 at east Ames to Bloomington. 04/12/13 |
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| Business Loop I-35/U.S. 30 span the South Skunk River immediately west of Dayton Avenue. 04/12/13 |
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| Business Loop I-35 part ways with U.S. 30 west at a parclo interchange (Exit 148) with U.S. 69 (Duff Avenue) in Ames. 04/12/13 |
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| U.S. 69 leads south from Ames nine miles to Huxley. Ames Municipal Airport (AMW) lies west of Duff Avenue via Airport Road nearby. 04/12/13 |
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| A trailblazer directs Business Loop I-35 onto Duff Avenue north for the start of a 2.5 mile overlap with U.S. 69. 04/12/13 |
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| Duff Avenue constitutes a busy commercial arterial north from Airport Boulevard and U.S. 30 to Lincolnway and Downtown Ames. A set of reassurance markers for Business Loop I-35/U.S. 69 precede 16th Street. 04/12/13 |
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| 16th Street parallels the U.S. 30 freeway east to Dayton and Bell Avenues and west to Jack Trice Stadium, home to Iowa State Cyclones football. 04/12/13 |
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| Chestnut Street connects Duff Avenue with box box retail on both sides of Business Loop I-35/U.S. 69. 04/12/13 |
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| Crossing Squaw Creek, Business Loop I-35/U.S. 69 (Duff Avenue) continue north to 5th Street, a local road serving additional retail and a number of apartments to the west. 04/12/13 |
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| 3rd Street leads west from Duff Avenue to become 4th Street en route to University Boulevard for Jack Trice Stadium and Hilton Coliseum. 04/12/13 |
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| Retail lines 3rd Street both east of Duff Avenue and west of Walnut Avenue. Business Loop I-35/U.S. 69 north turn west in two blocks. 04/12/13 |
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| Lincoln Way runs west by Downtown Ames as part of Business Loop I-35/U.S. 69 to Grand Avenue. Part of Lincoln Highway, the historic auto trail leads east to link Ames with the city of Nevada. 04/12/13 |
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| Business Loop I-35/U.S. 69 are well signed at the turn onto Lincoln Way west. Duff Avenue continues north across Union Pacific Railroad tracks to the Brandshell and Wilson-Beardshear neighborhoods, meeting Business Loop I-35 again at 13th Street. 04/12/13 |
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| A Lincoln Highway trailblazer stands along Lincoln Way west after Duff Avenue. 04/12/13 |
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| Reassurance shields for Business Loop I-35/U.S. 69 north precede Sherman Avenue. 04/12/13 |
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| Kellogg Avenue heads north from 3rd Street to the succeeding traffic light on Lincoln Way westbound. 04/12/13 |
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| Clark Avenue south and Walnut Avenue north come together at Business Loop I-35/U.S. 69 (Lincoln Way). 04/12/13 |
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| Passing by another shopping center, Business Loop I-35/U.S. 69 part ways with Lincoln Way for Grand Avenue north to the Garden District. 04/12/13 |
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| Grand Avenue spurs southward to 4th Street and a rail trail along the former Chicago & North Western Railroad line. Northward the route doubles as Business Loop I-35 to 13th Street and U.S. 69 to the city line. 04/12/13 |
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| Business Loop I-35 advances east from Dayton Avenue by a number of traveler services to Interstate 35. 02/21/20 |
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| Business Loop I-35 northbound concludes at a diamond interchange with I-35. 02/21/20 |
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| Interstate 35 leaves Ames north along a rural course to Clear Lake. 02/21/20 |
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| Interstate 35 heads south from Ames to Huxley and Ankeny. 02/21/20 |
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| Shields posted for Business Loop I-35/U.S. 69 south along Duff Avenue between 5th Street and Squaw Creek. 10/04/08 |
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| Business Loop I-35 south joins U.S. 30 east from U.S. 69 (Duff Avenue) a half mile ahead of the diamond interchange (Exit 150) with Dayton Avenue. 04/12/13 |
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| Eastbound U.S. 30 spans the South Skunk River one mile from the cloverstack interchange (Exits 151 A/B) with Interstate 35. 04/12/13 |
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| Interstate 35 trailblazers are posted throughout the Ames area along alternate routes to the freeway. The concept is similar to the Emergency Detour routes used for inclement weather and other road closures across the state. 04/12/13 |
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| Dayton Avenue serves a sprawling industrial area from Exit 150 north to Lincoln Way (CR E41) and 13th Street, west of I-35 at Exit 113. Dayton Avenue south turns onto SE 18th Street nearby. 04/12/13 |
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| Business Loop I-35 south returns to Interstate 35 south in a half mile via Exit 151 A. 04/12/13 |
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| Representing a gateway to Ames, decorative posts line both sides of the freeway along U.S. 30 between Dayton Avenue and Interstate 35. 04/12/13 |
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| I-35 leads 25 miles south to the overlap with Interstate 80 west around the capital city of Des Moines. References to Business Loop I-35 here are unusual, considering that the route concludes here. 04/12/13 |
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| A loop ramp (Exit 151 B) joins Interstate 35 north to Mason City, Albert Lea and the Twin Cities in Minnesota. U.S. 30 continues from Ames to Nevada as an at-grade expressway. 04/12/13 |
Page Updated 02-21-2024.
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