To: Board of County Commissioners
Through: Bryan Weimer, PWLF Director, Public Works & Development
Prepared By:
prepared
Daniel Wiseheart, Transportation Engineer, Public Works and Development; Ryan Seacrist, CIP Program Manager, Public Works and Development; James Katzer, Transportation Division Manager, Public Works and Development
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presenter
Presenter: Daniel Wiseheart, Transportation Engineer, Public Works and Development
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Subject:
title
1:00 PM *Tempe Roundabout Full Closure Request
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Purpose and Request:
recommended action
Arapahoe County Public Works and Development Staff are requesting the Board of County Commissioners (BOCC) approve a full roadway segment closure for the duration of construction of the Tempe Street Roundabout located between Progress Avenue and Pennwood Avenue (approximately 0.2 miles). The full closure of South Tempe Street during construction of the project would be for 74 calendar days (from May 28th through August 9th). The Public Works and Development Director authority to close roadways is for a maximum of 20 days. BOCC approval is required for closures of a longer term.
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Background and Discussion: The Versailles Corridor Study (Study) was started in 2021 to identify potential improvement opportunities along the study area-the Study was from the intersection of Versailles Parkway and Smoky Hill Road and extending north to the intersection of Tempe Street and Copperleaf Boulevard. The Study identified the intersection of Tempe Street and future Belleview Avenue as a great location for possible intersection improvements. The Study then analyzed those options-including adding stop signs, a full traffic signal, and a roundabout. Of the options analyzed, the single-lane roundabout was anticipated to offer the best Level of Service (LOS) with the current traffic volumes, as well as, with the future predicted traffic volumes. The roundabout also increases the safety of the intersection. Per the Federal ...
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