Category Archives: Construction

Jul 20

Design for IA 141, NW 100th Street interchanges selected

May 7, 2006: This loop ramp from eastbound I-80/northbound I-35 to IA 141/Urbandale Avenue will be removed by the end of the 2010s. KCCI reports that the Iowa DOT last week selected Alternative 2 for the IA 141 interchange at … Continue reading

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Jul 13

A very specific corridor

The DOT has a meeting scheduled for a “corridor preservation plan” at the I-35 interchange with IA 175 at Ellsworth. The map (PDF) shows that there is a very specific corridor to preserve — four of them, actually, one in … Continue reading

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Jun 10

Five-year highway plan approved; US 20 completion scheduled

Iowa highway construction took a record step Tuesday when the transportation commission approved a $3.2 billion five-year plan. If federal funding stays on track, this five-year plan includes the complete expansion of US 20 to four lanes in Iowa (except … Continue reading

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Jun 02

US 20 four-lane plans move into eastern Ida County

A DOT meeting the day after Memorial Day in Holstein brought up plans for four-laning US 20 from US 59 to the west Ida/Sac county boundary. I say “the west” because US 20 is atop the survey correction line here, … Continue reading

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May 22

Iowa’s hardest-working 1930s concrete going under

May 19, 2015: US 63 in Malcom, with a construction project literally just over the horizon. Concrete from the earliest decades of Iowa’s highway era still exists and is often drivable. To the best of my knowledge, there’s only one … Continue reading

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May 20

US 218 between Waverly and Janesville could get interchange

Construction of an interchange for US 218/IA 27 at County Road C57, which just started, will make the corridor between Janesville and Cedar Falls a full controlled-access freeway. Now the state is making moves toward sealing off the last at-grade … Continue reading

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May 19

Urbana IA 150 curve will be removed

May 20, 2003: The curve seen here heading left (north) will be removed in 2018. In the decade since IA 363’s decommissioning, the ex-state highway has only been known by its county and city names, 55th Street and Sunset Street. … Continue reading

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May 13

Five-year plan includes completion of four-lane US 20

June 25, 2006: This little four-lane segment in Iowa, the US 20/59 duplex at Holstein, may not be isolated for much longer. The Iowa DOT released its draft five-year plan Tuesday (PDF) (press release), and the entire segment of US … Continue reading

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May 04

Options out for major makeover of IA 141 interchange

Back in ancient times (the 1970s), “Rider Corner” was a modest rural trumpet interchange on I-35/80, named after the railroad siding at Meredith Drive. Now, it’s a bustling suburban area, with a SuperTarget nearby and an underpowered four-lane to the … Continue reading

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Apr 16

Information on Council Bluffs construction for 2015

Last week, the DOT held a public meeting about construction plans for this year in the Council Bluffs interstate system. We’ve already had years of construction and aren’t halfway through. Only five of the 32 planned bridges have been completed, … Continue reading

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