Z--GRPO - Mile Creek Stone Trail Bridge

Amendment / Modification

• This amendment replaces the originally issued drawings for the GRPO Mile Creek Stone Bridge Trail project with an updated drawing set dated 5/28/2026.

• All references to previous drawings are superseded.

• The drawings associated with the solicitation.

• The bid opening date remains the same: 6/29/2026 at 10:00 AM CT.

• Bridget Parizek, bridget_parizek@ios.doi.gov

Amendment / Modification

This document contains updated drawings for the "Mile Creek Stone Bridge - Trail Improvements" project at Grand Portage National Monument. The drawings include revisions to the cover sheet, existing conditions, protection and removal plans, pavement layout and marking plan, and surface restoration and erosion control plans.

• Cover Sheet (Sheet 1 of 5)
• Existing Conditions, Contractor Staging Map, and General Notes (Sheet 2 of 5)
• Protection and Removal Plans (Sheet 3 of 5)
• Pavement Layout and Marking Plan (Sheet 4 of 5)
• Surface Restoration and Erosion Control Plans (Sheet 5 of 5)

No changes to proposal deadlines or submission requirements are indicated in this document. Bidders should refer to these updated drawings for the most current project details.

Solicitation / RFP / RFQ

This is a sealed bid Invitation for Bid (IFB) for construction work at Grand Portage National Monument in Grand Portage, Minnesota. The contract will be firm-fixed price. The project involves enhancing pedestrian access over Grand Portage Creek via the historic Mile Creek Stone Bridge and improving vehicular safety by removing abandoned roadway pavement.

• Sawcut and removal of approximately 4,472 SF of existing asphalt pavement and aggregate subbase.

• Milling of approximately 9,081 SF of existing asphalt at 2" depth, including haul-off and disposal/recycling.

• Removal of approximately 3,606 SF of aggregate shoulders.

• Installation of approximately 100 CY of imported topsoil.

• Installation and removal of 1,068 LF of silt fence.

• Installation of 820 SY of erosion control blankets.

• Installation of 9,081 SF of 2" depth asphalt overlay.

• Installation of 1,025 SF of 4" depth asphalt pavement wearing course.

• Installation of 700 SF of 6" depth aggregate subbase.

• Installation of 700 SF of filter fabric.

• Scarifying and recompacting subgrade at 6" depth.

• Installation of 1 ABA accessible parking sign with bollard.

• Installation of 9 concrete wheel stops.

• Installation of 706 LF of permanent painted pavement lines.

• Installation of 1 ABA permanent painted parking symbol.

• Installation of 9 permanent painted pavement letters (12" height).

• Contract Type: Firm-Fixed Price.

• Period of Performance: 60 calendar days from Notice to Proceed. Estimated start: late Summer/Fall 2026. Specific period of performance: 08/01/2026 to 10/01/2026.

• Estimated Magnitude: Between $100,000 and $250,000.

• Bid Opening Date/Time: June 29, 2026 @ 10:00 AM CT.

• Bid Opening Method: Virtual via meeting ID/conference call (Dial-in: 202-640-1187, Passcode: 614 477 299#).

• Offer Due Date: Same as Bid Opening Date/Time.

• Submission Method: Bids must be emailed to bridget_parizek@ios.doi.gov. Bid packages must be in PDF format.

• Questions Deadline: No later than 5 calendar days following the organized site visit.

• Site Visit: Organized site visit scheduled for June 11, 2026 at 10:00 AM CT at Grand Portage National Monument.

• 100% set-aside for Total Small Businesses.

• NAICS Code: 237310 (Highway, Street, and Bridge Construction) with a Small Business Size Standard of $45 Million.

• Offerors must be registered in SAM.gov with an active status.

• A bid guarantee of 20% (not to exceed $3M) is required, submitted as Standard Form 24.

• Performance and Payment bonds will be required.

• Wage Rate requirements are incorporated as an attachment.

• Offerors must comply with Buy American requirements for construction materials.

Forms / Attachments / Pricing Sheets

This document contains detailed construction drawings for the "Mile Creek Stone Bridge - Trail Improvements" project at Grand Portage National Monument. It provides the necessary plans and details for contractors to understand the scope of work, including site preparation, protection and removal of existing elements, pavement layout and marking, and surface restoration/erosion control measures.

• Cover Sheet & Index (Sheet 1 of 5): Provides project title, location maps, and an index of all drawing sheets.
• Existing Conditions, Contractor Staging Map, and General Notes (Sheet 2 of 5): Outlines contractor staging areas, site access rules, and general project notes. It details specific restrictions, such as avoiding the Pines Picnic Area and coordinating traffic control.
• Protection and Removal Plans (Sheet 3 of 5): Details which existing elements (e.g., concrete sidewalk, stone walls, asphalt paving, fences, wetlands) are to be protected or removed. It includes specific keynotes for protection (P1-P12) and removal (R1-R4).
• Pavement Layout and Marking Plan (Sheet 4 of 5): Shows the proposed asphalt paving layout, including overlay and new pavement sections, as well as detailed pavement marking plans (striping, parking spaces, accessible symbols, bollards). It also includes asphalt paving and permanent pavement marking keynotes and specifications.
• Surface Restoration and Erosion Control Plans (Sheet 5 of 5): Details requirements for surface restoration, including scarifying subgrade, placing topsoil, and installing erosion control blankets. It also provides specifications and details for silt fence installation and erosion control blanket requirements.

This document is critical for bidders to understand the physical scope of the project, including the specific areas to be worked on, existing structures and features to be protected or removed, and the required methods for pavement construction, marking, surface restoration, and erosion control. It directly informs the bidding process by defining the materials, labor, and site management required.

Solicitation / RFP / RFQ

This document outlines the project specifications for "Mile Creek Stone Bridge – Trail Improvements" at Grand Portage National Monument. The project aims to enhance pedestrian access and improve vehicular safety by removing abandoned roadway asphalt pavement and improving the intersection of Pines Road and Mile Creek Road.

• Removal of approximately 4,472 SF of existing asphalt pavement and aggregate subbase.

• Milling of approximately 9,081 SF of existing asphalt at 2" depth, including haul-off and disposal/recycling.

• Removal of approximately 3,606 SF of aggregate shoulders.

• Installation of approximately 100 CY of imported topsoil.

• Installation of 1,068 LF of silt fence.

• Installation of 820 SY of erosion control blankets.

• Installation of 9,081 SF of 2" depth asphalt overlay.

• Installation of 1,025 SF of 4" depth asphalt pavement wearing course.

• Installation of 700 SF of 6" depth aggregate subbase and filter fabric.

• Scarifying and recompacting subgrade at 6" depth.

• Installation of 1 ABA accessible parking sign with bollard.

• Installation of 9 concrete wheel stops.

• Installation of 706 LF of permanent painted pavement lines.

• Installation of 1 ABA permanent painted parking symbol.

• Installation of 9 permanent painted pavement letters.

• The work will be performed under a single contract.

• Period of performance: 60 calendar days from the start date provided on the Notice to Proceed.

• Bidders are urged to visit the job site to examine existing conditions before submitting bids.

• A preconstruction conference may be held, requiring attendance and specific submittals.

• Submittals include, but are not limited to, an Accident Prevention (Safety) Plan, Construction Schedule, Schedule of Values, and list of subcontractors.

• Not explicitly stated in this document.

• The project involves a designated historic structure (Mile Creek Stone Bridge) requiring special precautions.

• Protection of historical and archeological fabric is paramount.

• Protection of existing utilities, landscaping, and surrounding structures is required.

• Environmental protection measures must be followed.

• A park scheduled event will restrict construction between August 3-9, 2026.

• Noise limitations are specified.

• Hazardous materials handling and spill response procedures are detailed.

• Safety meetings and PPE requirements are mandatory.

Form / Attachment / Pricing Sheet

This document is a General Decision Number (GDN) for wage determination, specifically for Heavy and Highway Construction in Minnesota. It outlines the prevailing wage rates and fringes for various labor classifications required for federal contracts in the specified construction types and geographic areas.

• State and Construction Type: Minnesota, Heavy and Highway Construction.
• Geographic Area: Counties of Carlton, Cook, Itasca, Koochiching, Lake, Pine, and St. Louis.
• Labor Classifications: Lists specific job titles (e.g., WIRING SYSTEMS INSTALLER, LABORER, CARPENTER, TRUCK DRIVER groups) with their corresponding hourly wage rates and fringe benefits.
• Effective Dates: Includes publication dates for the wage determination and any modifications.
• Executive Orders: Notes applicability of Executive Order 13706 (Paid Sick Leave) and Executive Order 13658 (Minimum Wage) for federal contractors.

Bidders must use these prevailing wage rates to ensure compliance with labor standards when proposing on federal construction contracts in the specified region. Failure to adhere to these rates can result in penalties. The document helps bidders accurately estimate labor costs for their proposals.

Sources Sought (Market Survey)

The National Park Service (NPS) is conducting a market survey to gauge contractor interest and capability for a potential upcoming project at Grand Portage National Monument. This is not a solicitation, and responses are voluntary. The Contracting Officer will use this information to determine the acquisition strategy.

The project involves enhancing pedestrian access over Grand Portage Creek via the historic Mile Creek Stone Bridge to a new parking area. It also includes improving vehicular safety by removing abandoned roadway pavement. Specific work includes:

• Sawcutting and removing approximately 4,472 SF of existing asphalt pavement and aggregate subbase.

• Milling approximately 9,081 SF of existing asphalt.

• Removing approximately 3,606 SF of aggregate shoulders.

• Installing approximately 100 CY of imported topsoil.

• Installing and removing silt fence.

• Installing erosion control blankets.

• Applying asphalt overlay and wearing course.

• Installing concrete wheel stops and pavement markings (lines, symbols, letters).

• Installing an accessible parking sign.

• NAICS Code: 237310 (Highway, Street, and Bridge Construction)

• Small Business Size Standard: $45M

• Magnitude of Construction: Anticipated between $100,000 and $250,000.

• Anticipated Start: Late Summer/Fall 2026.

Interested contractors must submit the following via email to bridget_parizek@ios.doi.gov by 1200 CT, May 4, 2026:

• Name of Firm
• Address
• Phone Number
• Email Address
• UEI Number
• Size status/SBA certifications (Small Business, WOSB, EDWOSB, HUBZone, SDVOSB, ISBEE, Other)
• Capability Statement including:
  • Bonding Limits
  • Brief explanation of company capabilities for the outlined work
  • Confirmation of all requested company information and size status/certifications.

Note: Contractors must be registered as a small business under the listed socio-economic categories in SAM.gov for NAICS code 237310 to be considered.

• All costs for responding are the responsibility of the firm.
• This is a market research effort only and does not commit the Government to any future solicitation.
• Any future solicitation will be posted on SAM.gov.
• Include reference number 140P6026B0005 in the email subject line.