Columbine Gravel Pit Crushing and Development

Form / Attachment / Pricing Sheet

This document, "Handbook 44 – 2016, Section 2.21. Belt-Conveyor Scale Systems," outlines the official code and requirements for belt-conveyor scale systems. It serves as a technical specification and standard for the design, installation, testing, and maintenance of these scales.

• Application: Defines the scope and exceptions for belt-conveyor scale systems.
• Specifications: Details requirements for indicating and recording elements, units of measurement, scale division values, rate of flow indicators, master weight totalizers, zero-setting mechanisms, and marking.
• Notes: Provides guidance on official and simulated testing, conditions of tests, and initial/subsequent verification procedures.
• Tolerances: Specifies acceptable accuracy limits for material tests, repeatability, and influence factors like temperature and power supply.
• User Requirements: Covers installation, use, maintenance, and compliance requirements for belt-conveyor scale systems.

This document is crucial for any bidder proposing to supply or install belt-conveyor scale systems. It establishes the mandatory technical standards, performance criteria, and testing protocols that the equipment must meet. Understanding these requirements is essential for developing compliant proposals and ensuring successful project execution.

Form / Attachment / Pricing Sheet

This document is a "Pit Development Plan" drawing (Sheet C-01 of 02) for the Columbine Gravel Crushing project within the Grand Mesa, Uncompahgre and Gunnison National Forests, Ouray Ranger District. It visually outlines the proposed development area for a gravel pit, including the pit itself, a proposed development area, a temporary overburden stockpile area, and a proposed stockpile location. It also includes notes and a schedule of items related to the pit development and associated tasks.

• Visuals: An aerial view (Google Earth) showing the proposed pit development area, with annotations for key features like the "Proposed Development Area," "Temporary Overburden Stockpile Area," and "Proposed Stockpile Location." It also includes three photographs illustrating the site conditions.
• Notes: Specific instructions for contractors, including:
  • Limits of excavation to be flagged by the Contracting Officer (C.O.).
  • Approval required for stockpile areas.
  • Slope requirements (no steeper than 1:1 upon completion).
  • Clearing limits to be specified by the C.O.
  • Handling of the top two feet of soil (overburden) for stockpiling and eventual placement and seeding.
  • Pit slope requirements for drainage.
• Schedule of Items: Lists contract line item numbers (CLINs) with descriptions, pay units, and estimated quantities for items such as mobilization, quality control, contractor sampling and testing, stockpiled aggregates (Grading Designation G), and general labor/survey services.

This drawing provides critical site-specific information for potential bidders. It visually defines the physical scope of the gravel pit development, including where excavation and stockpiling will occur. The notes detail specific requirements and procedures that must be followed during operations, such as flagging by the C.O., slope requirements, and overburden management. The schedule of items outlines the specific materials and services that will be contracted, including quantities, which are essential for estimating costs and developing a compliant proposal.

Form / Attachment / Pricing Sheet

This document is the cover sheet for the "Colubine Gravel Crushing" project, providing an index of sheets and project location information. It serves as an introductory document for the project's plans and specifications.

• Index of Sheets: Lists all associated drawings and specifications for the project, including:
  • Cover Sheet (G-01)
  • Pit Development Plan (C-01)
  • General Requirements (101-109)
  • Mobilization (151)
  • Contractor Quality Control (153)
  • Contractor Testing (154)
  • Excavation and Embankment (204)
  • Dewatering (208)
  • Stockpiled Aggregates (314)
  • Survey Services (623)
  • Turf Establishment (625)
  • Aggregate (703)
• Project Location Maps: Includes a "Forest Location Map" and a "Project Location Map" with aerial imagery, indicating the general and specific sites for the gravel crushing operation.
• Travel Directions: Provides detailed driving instructions from the USDA Forest Service Supervisor's Office in Delta, Colorado, to the Columbine Gravel Pit.
• Approvals: Signatures and dates from Patrick Marah (Qualified Engineer), Daris Matos Justiniano (Forest Staff Officer for Engineering Activities), and Dana Gardunio (District Ranger), indicating review and approval of the project plans and compliance with requirements.

This document provides essential context for potential bidders by outlining the scope of the project through the index of associated documents, pinpointing the project location, and offering clear directions for site access. The approval signatures indicate that the project has undergone necessary reviews.

Solicitation / RFP / RFQ

This is a combined synopsis/solicitation for commercial items, issued as a Request for Quotation (RFQ) for Excavation and Embankment, Drainage and Dewatering, and Crushing of aggregate. The acquisition is a 100% Small Business Set-Aside.

• Site development including excavation, embankment, drainage, dewatering, and crushing/stockpiling of aggregate materials.

• Work must be performed according to the attached Plans and Drawings, Forest Service Supplemental Specifications (FSSS), Schedule of Items (SOI), and Statement of Work (SOW).

• Anticipated contract type: Firm Fixed Price.

• Period of Performance: 07/06/2026 to 10/15/2027.

• Project Magnitude: Estimated between $250,000 and $500,000.

• Questions Due: May 21, 2026, at 11:00 AM CT.

• Proposals Due: June 10, 2026, at 11:00 AM CT.

• Site Visit: May 15, 2026, at 11:00 AM MT (highly encouraged, not mandatory).

• Evaluation will be based on a comparative methodology, considering Technical Approach and Past Performance, aiming for the best value to the Government. Formal trade-off procedures will not be conducted.

• Technical Approach requires a detailed 2-4 page explanation and a Construction Schedule.

• Past Performance requires a description of similar contracts within the last 5 years, with references.

• Pricing must be submitted on the provided Excel Spreadsheet "Attachment 2 – Schedule of Items", rounded to the nearest whole dollar.

• This acquisition is set-aside for small business concerns.

• NAICS Code: 212319 – Other Crushed & Broken Stone Mining.

• Small Business Size Standard: 550 Employees.

• A bid bond/offer guarantee (20% of total offer price, max $3 million) is required.

• 100% Payment and Performance Bonds are required within 10 calendar days after award.

• Offerors must acknowledge all amendments.

• Quotes are limited to 10 pages, excluding the Schedule of Items.

Amendment / Modification

This document details modifications to the "STANDARD SPECIFICATIONS FOR CONSTRUCTION OF ROADS AND BRIDGES ON FEDERAL HIGHWAY PROJECTS FP-24" for the "COLUMBINE GRAVEL CRUSHING" project. Key changes include:

• Preface: Updates to incorporate Forest Service Supplemental Specifications (FSSS) into FP-24.
• Section 101 (Terms, Format, and Definitions): Deletion of references to TAR and addition of FSSS and other acronyms.
• Section 104 (Control of Work): Deletion of Subsection 104.07 and addition of Subsection 104.12 regarding contractor use of Forest Service roads.
• Section 105 (Control of Material): Specification of government-furnished sources (Columbine Gravel Pit) for Stockpiled Aggregates and Aggregate, with restrictions on crushing operations (May 15th - November 15th). Requirements for contractor-sourced materials to be weed-free and equipment cleaning are detailed. Revisions to "Use of Material Found in the Work" regarding material ownership and placement.
• Section 106 (Acceptance of Work): Deletion of specific paragraphs in Subsection 106.01.
• Section 108 (Prosecution and Progress): Entire section deleted.
• Section 109 (Measurement and Payment): Deletion of several subsections (109.06, 109.07, 109.08, 109.09) and replacement of Table 109-1 with updated decimal accuracy for quantities. Revised definition for "Contract quantity" and added details on weighing procedures for aggregates.
• Section 153 (Contractor Quality Control): Replacement of Subsection 153.08 with requirements for maintaining and providing testing and inspection records.
• Section 204 (Excavation and Embankment): Revisions to Roadway Excavation procedures for rock and earth cuts, including depth requirements and backfill. Drainage feature construction and measurement are clarified. Specific measurement subsections are replaced.
• Section 314 (Stockpiled Aggregates): Addition of description for pit or quarry development work. Requirements for stockpile site plans and MSHA compliance are added. A paragraph in Subsection 314.05 is deleted.
• Section 625 (Turf Establishment): General application of turf establishment is revised to occur within 10 days after gravel crushing. Specific seed types and quantities are provided, along with a formula for calculating seed pounds per acre. Requirements for weed-free seed/mulch and equipment use are included.
• Section 703 (Aggregate): Revisions to specifications for Subbase, Base, and Surface coarse aggregate, including Plastic Index requirements and updated target value ranges for surface gradation in Table 703-1.

All sections listed above (101, 104, 105, 106, 108, 109, 153, 204, 314, 625, 703) and associated tables and subsections have been modified.

These modifications primarily affect the technical requirements, material sourcing, measurement, and payment procedures. Bidders should carefully review all updated sections to ensure their proposals accurately reflect the revised specifications. No specific changes to proposal submission deadlines are mentioned in this document.

Other / Unclassified

This document is a "General Decision Number" (CO20260003) dated 01/02/2026, which supersedes CO20250003. It establishes prevailing wage rates for heavy construction projects in various counties across Colorado. The document lists specific wage rates and fringe benefits for different trades, including Electricians, Line Construction (Groundmen, Line Equipment Operators, Linemen and Welders), Power equipment operators, and Plumbers. It also includes information on Executive Orders 13706 (Paid Sick Leave) and 13658 (Federal Contractor Minimum Wage), and details the process for wage determination appeals.

This document is crucial for bidders on federal construction projects in Colorado. It provides the legally mandated minimum wage rates and fringe benefits that must be paid to laborers and mechanics employed on such projects. Bidders must use these rates when calculating their labor costs and preparing their proposals to ensure compliance with federal labor laws. Understanding these wage determinations is essential for accurate cost estimation and avoiding potential labor disputes or contract violations.

Form / Attachment / Pricing Sheet

This document outlines the Bio-Preferred Program Requirements for the contract. It details the mandate to comply with Section 9002 of the Farm Security and Rural Investment Act of 2002 (FSRIA), Executive Order 13423, and the Federal Acquisition Regulation (FAR) to provide biobased products.

• Mandatory Compliance: Contractors must utilize products and materials made from biobased materials to the maximum extent possible, without jeopardizing end-use or quality.
• Product Examples: Provides example lists of products for Operations & Maintenance (e.g., lubricants, fuel additives, safety equipment) and Construction (e.g., dust suppressants, asphalt products, traffic paints) where biobased alternatives are available.
• Erosion Control: Biobased products for erosion control must meet USDA's BioPreferred program requirements.
• Encouragement: Contractors are encouraged to use other commercially available biobased products beyond those designated by the USDA.
• Regulatory Clauses: Compliance with FAR 52.223-1 (Biobased Product Certification) and FAR 52.223-2 (Affirmative Procurement of Biobased Products Under Service and Construction Contracts) is required.

Bidders must understand these requirements to ensure their proposed products and materials comply with federal biobased purchasing mandates. This may influence product selection, sourcing, and potentially pricing. The document highlights specific product categories where biobased options are expected or encouraged.

Statement of Work (SOW) / Performance Work Statement (PWS)

To crush and stockpile a specified amount of aggregate in the Columbine Gravel Pit on National Forest Service Lands.

• Excavation and Embankment: Removal and stockpiling of overburden soils (variable depths, potentially exceeding three feet) prior to crushing. Overburden will be spread evenly across disturbed areas and seeded according to FSSS upon completion.

• Drainage and Dewatering: Sloping the pit to drain between two and four percent to the lowest elevation. Drainage ditches may be required. Dewatering of the previous excavation area is necessary for continued development.

• Crushing: Crushing and stockpiling of aggregate materials in accordance with Forest Service Supplemental Specifications (FSSS).

• Testing: Testing of aggregate materials in accordance with FSSS.

• Drainage: Sloping between 2-4%.

• Seeding: In accordance with FSSS.

• Crushing, Stockpiling, and Testing: In accordance with FSSS.

• Location: Columbine Gravel Pit on National Forest Service Lands, Ouray Ranger District, Grand Mesa, Uncompahgre and Gunnison National Forests, Montrose County, Colorado.

• Latitude: 38.428403°

• Longitude: -108.373571°

• Noxious Weed Prevention: All equipment must be cleaned of mud, dirt, and organic material before entering public lands. Fluid leaks must be repaired.

• Quality Control: Contractor must provide and maintain an acceptable inspection system (Quality Control Plan) and maintain detailed daily maintenance logs.

• Defect Correction: Government may require corrective actions or reduce contract price for uncorrected defects.

• Contractor Pre-Work Meeting: To discuss site conditions, contractor's plan of operations, government restrictions, and other items.

Form / Attachment / Pricing Sheet

This document is a Schedule of Items (SOI) for the Columbine Gravel Crushing opportunity with the Ouray Ranger District, Grand Mesa, Uncompahgre, and Gunnison (GMUG) National Forests in Montrose County. It details the items to be procured and their estimated quantities.

• Item Numbers and Descriptions: Includes mobilization, contractor quality control, contractor sampling and testing, stockpiled aggregates (Grading Designation = G, 1.0 inch minus), and general labor/survey services.
• Pay Units: Specifies units such as LPSM (Lot or Period of Service), EACH, and TON.
• Estimated Quantities: Provides estimated quantities for each item, with a significant quantity of 16,000.0 TON for stockpiled aggregates.
• Pricing: Unit prices and total prices are not filled in this document, indicating they are to be provided by the bidder.
• Note: All other items are considered incidental and will not be paid for separately.

This schedule is crucial for bidders as it outlines the specific services and materials required for the gravel crushing project. Bidders must use this information to prepare their pricing proposals, ensuring they account for all listed items and their estimated quantities. The estimated quantity for aggregates is a key factor for resource planning and cost estimation.