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Boston Hill Mine Safeguard Project – Phase I

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SUMMARY OF WORK

The Boston Hill Mine Safeguard Project area is located one mile South-West of the Town of Silver City, in Grant County, New Mexico.  The project area (see Sheets 3 and 4) is on private land; municipal public land managed by the Town of Silver City, NM; and BLM public land managed by the Las Cruces Field Office.  Site features are located on rugged, steep terrain.

This project involves the following work:

  • On-site construction of 11 native waste rock and mortar wall closures (see Sheet 9, Waste Rock Borrow Summary table)
  • Installation of 36,700 square feet (SF) of cable mesh over two large stope locations, LT-2/3 and LT-101/103 (see Sheet 10, Steel Mesh Closure Summary table)
  • On-site construction of 8 horizontal and 6 vertical metal grate closures (see Sheets11-12; see Sheet 11, Metal Grate Closure Summary table)
  • On-site construction of 1,325SF of large adit and stope metal grate closure at 2 locations for feature LT-134 (see Sheet 13, Adit and Stope Metal Grate Closure Summary table)
  • On-site construction of 2 metal gate egress adit closures with native waste rock and masonry surrounds (see Sheets 14-16)

 

Demobilization shall be conducted in such a manner to ensure that the Contractor leaves all project areas in as good or better condition than before disturbance.

 

Sheet 18, Boston Hill Safeguard Features Master Tables 1 and 2, include feature numbers and sheet references, type of feature and safeguard type, dimensions, and feature latitude/longitude.

NEPA Public Meetings/Notices
Notice Type Date & Time Type of Meeting Attendance List
Environmental Assessment July 8, 2022
Specifications, Maps and Images
Specifications
Boston Hill Mine Safeguard Project – Phase I Project Manual
Figures
ALL FIGURES
Images of the Project
Bids
Sealed Bid Opening Pre-Bid Opening

NM STATE PURCHASING DIVISION
ITB No. 30-52100-23-06101
DATE: April 14, 2023, 2:00 PM MDT

BID FORM
REVISED BID FORM
Addendum No. 1
Addendum No. 2
Addendum No. 3
Addendum No. 4


APPARENT LOW BIDDERS LIST

 

MANDATORY PRE-BID CONFERENCE
DATE: Tuesday, March 14, 2023

PRE-BID ATTENDANCE LIST

PRE-BID PRESENTATION

 

Questions and Answers

KMZ file (map)

Administrative and Technical Questions and/or Comments
Administrative: Meghan McDonald @ 505.629.9872 or e-mail
Technical: Meghan McDonald@ 505.629.9872 or e-mail
Completion of Contract
Year Completed:
Cost: $
Project Engineer:
 Meghan McDonald, P.E.
Project Manager:  Laurence D’Alessandro