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UDOT outlines overnight demolition, detours for Riverdale bridge replacements; city warned of temporary emergency-access limits

Riverdale City Council · August 7, 2025
AI-Generated Content: All content on this page was generated by AI to highlight key points from the meeting. For complete details and context, we recommend watching the full video. so we can fix them.

Summary

UDOT and consultant Horrocks briefed Riverdale leaders on an accelerated bridge-replacement plan that begins Aug. 11 and includes an overnight demolition of the 4400 South bridge over I-15 on Aug. 22—23, detours and temporary limits on crossing I-15 for emergency vehicles.

UDOT project staff and consultant Horrocks briefed the Riverdale City Council on Aug. 5 on an accelerated plan to replace three bridges in the 4400 South corridor that the agencies said are structurally due for replacement.

Aubrey Benyon, UDOT's public outreach manager for the project, told the council construction work will begin Aug. 11 and that demolition of the 4400 South bridge over I-15 is scheduled overnight Aug. 22 into Aug. 23. "This bridge is coming down in one swoop," Benyon said, describing a protected, overnight demolition window designed to reduce overall risk and shorten the schedule.

Benyon and Kevin Griffin, the Horrocks field engineer on the…

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