Am1 Nine Mile Phase 2 Special Conditions.pdf

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Attached to
PKAA, Nine Mile Phase 2 Project
Solicitation number
DQ1 PKAA 2027000049 2
Issued by
Grand County, Colorado

About this file

This is a Special Conditions amendment document from the Colorado Department of Natural Resources, Division of Reclamation, Mining and Safety (DRMS), pertaining to the Nine Mile Phase 2 Project under the PKAA program. The amendment, dated August 31, 2026, provides technical clarifications for contractors bidding on shaft closure work as part of the Nine Mile Phase 2 Project. The document specifies minimum design requirements for steel grated shaft closures and spread footers, establishing that steel grated shaft closures must have a minimum framework setback of 3 feet from the opening, while spread footers must be a minimum of 12 inches wide with a minimum setback of 2 feet from the opening. When construction minimums are used, the spread footer will be positioned at 2.5 feet from the opening.

All terms and conditions from the original Documented Quote remain in effect except as modified by this amendment. Bidders are required to acknowledge receipt and acceptance of the amendment by completing the Revised Bid Schedule and submitting it as part of their proposal response. The amendment also references a companion Madonna Project Amendment No. #1 dated August 28, 2026, indicating that related amendments may apply to other projects within the same contracting framework.

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Physical Address: 1313 Sherman Street, Room 215, Denver, CO 80203 P 303.866.3567 F 303.832.8106 Mailing Address: DRMS Room 215, 1001 E 62nd Ave, Denver, CO 80216 https://drms.colorado.gov

Jared S. Polis, Governor | Dan Gibbs, Executive Director | Michael A. Cunningham, Director

Special Conditions

Nine Mile Phase 2 Project

Amendment No. #1 DQ1 PKAA 2027*0049

August 31, 2026

Thank you for your interest in the Nine Mile Phase 2 Project:

1. Clarification – Steel Grated Shaft closures have a minimum framework setback from the opening of 3'. Spread footers are required to be a minimum of 12" wide and need to be setback a minimum of 2' from the opening. If using construction minimums (3' framework and 12" spread footer) the spread footer will end up at 2.5' from the opening.

All terms and conditions of the Documented Quote other than as changed by this amendment remain the same.

Receipt and acceptance of this amendment shall be acknowledged on the bid schedule where noted and by submitting the Revised Bid Schedule.

Special Conditions
Madonna Project
Amendment No. #1 DQ1 PKAA 2026*0049
August 28th, 2026

File details come from the government source that posted it. Updated .