Abstract

This presentation will provide an overview of the design, emergency procurement, and construction of the SR 56 Slide Repair outside of Madison. Despite being planned for the November 2025 letting, this 300-foot-long slide site adjacent to the Ohio River was successfully repaired. In March 2025, slide movement accelerated and SR 56 was closed. The emergency construction contract utilized Stage 3 plans to procure a design-build soil nail wall. We will also discuss how environmental and permit documents were updated for the 600-foot-long repair.

Session Number

121

Session Title

SR 56 Emergency Slide Repair

Track Title

DESIGN/CONSTRUCTION

Location

STEW 302

Date of Version

2026

Start Date

3-18-2026 2:00 PM

End Date

3-18-2026 2:50 PM

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Mar 18th, 2:00 PM Mar 18th, 2:50 PM

SR 56 Emergency Slide Repair

STEW 302

This presentation will provide an overview of the design, emergency procurement, and construction of the SR 56 Slide Repair outside of Madison. Despite being planned for the November 2025 letting, this 300-foot-long slide site adjacent to the Ohio River was successfully repaired. In March 2025, slide movement accelerated and SR 56 was closed. The emergency construction contract utilized Stage 3 plans to procure a design-build soil nail wall. We will also discuss how environmental and permit documents were updated for the 600-foot-long repair.