Walsen Project Bid Schedule.pdf
PDF 69 KB Posted
- Attached to
- PKAA, Walsen Project
- Solicitation number
- DQ1 PKAA 2026000499 2
- Issued by
- Colorado
About this file
This is a bid schedule for the Walsen Project, a Colorado state and local contract opportunity (PKAA, Walsen Project, DQ1 PKAA 2026*0499) with a bid due date of May 27, 2026. The project encompasses mine closure and reclamation work, including mobilization/demobilization, safety and environmental planning, sediment and erosion control, installation of mine closures, maintenance of mine closures, and re-vegetation activities. The primary scope includes installation of closures for eight mine features (sinks holes and subsidence features) using either machine backfill or monolithic plug methods, and maintenance safeguards for three additional hazardous mine openings. Guaranteed work items include 1,050 linear feet of sediment and erosion control and 0.6 acres of re-vegetation. Additional line items are available but not guaranteed, including 10 linear feet of additional sediment and erosion control, 5 cubic yards of additional rip rap, 5 cubic yards of imported fill, and 20 hours of machine time.
Bids must be submitted exclusively through Colorado's VSS (Vendor Self-Service) online portal at http://www.colorado.gov/vss, with mail and fax submissions prohibited. Offerors are required to complete all pages of the bid schedule, price all line items, and provide their legal business name, address, contact information, and authorization signatures. The bid schedule format requires line-item pricing for each closure feature and maintenance item, with separate sections for guaranteed and not-guaranteed work. No amendments to the bid schedule are permitted, and all submission requirements must be fulfilled for bid acceptance. The bid schedule was updated February 24, 2026.
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Text version
Submit Bids via Colorado VSS at the following link: http://www.colorado.gov/vss Submitting Bids by mail or fax is not permitted.
If VSS is unavailable, please see project Special Conditions for alternative Bid Submittal method.
Item Description Qty Unit Per Unit Price ($) Total Price ($) Item 1.0 - Mobilize/Demobilize 1 Job N/A Item 2.0 - Project Safety, Health and Environmental Action Plan 1 Job N/A
Item 3.0 - Sediment and Erosion Control 1,050 LF
Item 4.0 - Install Mine Closures (See total from page 2) 1 Job N/A
Item 5.0 - Install Maintenance Mine Closures (See total from page 3) 1 Job N/A
Item 6.0 - Re-Vegetation 0.6 AC
Item 7.1 - Additional Sediment and Erosion Control - Not Guaranteed 10 LF
Item 7.2 - Additional Rip Rap - Not Guaranteed 5 CY
Item 7.3 - Additional Imported Fill - Not Guaranteed 5 CY
Item 8.0 - Machine Time - Not Guaranteed 20 HR
Grand Total:
Legal Business Name
Address
City, State Zip
Phone
Signer Printed Name
Title
Date
The Bid shall be signed by a person authorized to bind the Offeror.
Do not amend any part of this bid schedule all pages of this bid schedule must be returned all line items must be completed.
Updated February 24, 2026.
Bid Schedule Walsen Project
DQ1 PKAA 2026*0499
May 27, 2026
Complete all pages in the spreadsheet as applicable.
Offeror Information
Signature:
Item 7.0 - Additional Bid Items - Not Guaranteed
Feature ID Feature Type Closure Method Ownership Bid Amount ($)
W01 Sink Hole Machine Backfill Private
W02 Subsidence Feature Machine Backfill Private
W03 Subsidence Feature Machine Backfill Private
W04 Sink Hole Machine Backfill Private
W05 Sink Hole Machine Backfill Private
W06 Sink Hole Machine Backfill Private
W07 Subsidence Feature Machine Backfill Private
W08 Sink Hole Monolithic Plug Private
Bid Schedule Walsen Project
DQ1 PKAA 2026*0499
Item 4.0 - Install Mine Closures:
Total (enter here and on Bid Schedule, Item 4.0):
Do not amend any part of this bid schedule all pages of this bid schedule must be returned all line items must be completed.
Feature ID Feature Type Closure Method Ownership Bid Amount ($) 107Walsen- Area1SF1
Subsidence Feature Grade Private
704 HL-06 Shaft Machine Backfill Private
748 RH-03 Air Shaft Machine Backfill Private
Bid Schedule Walsen Project
DQ1 PKAA 2026*0499
Item 5.0 - Safeguard Maintenance Hazardous Mine Openings:
Total (enter here and on Bid Schedule, Item 5.0):
Do not amend any part of this bid schedule all pages of this bid schedule must be returned all line items must be completed.
File details come from the government source that posted it. Updated .