ZMP Multiple Projects

Amendment / Modification

This amendment (0002) to solicitation 697DCK-26-R-00062 makes the following changes:

• Extends the proposal due date to February 17, 2026, at 5:00 PM Eastern Time.

• Provides attached questions and answers.

• Proposal due date.

• Includes new questions and answers.

• The deadline for proposal submissions has been extended.

Amendment / Modification

• Proposal Due Date Extension: The proposal due date has been extended to February 6, 2026, at 5:00 PM Eastern Time.

• Wage Determination Update: The attached Department of Labor Wage Determination MN202600053, dated January 2, 2026, is now part of the subject Request for Offer (RFO) and supersedes any previous version.

• The proposal submission deadline.

• The incorporated wage determination.

• Bidders are granted additional time to submit their proposals.

• The new wage determination must be considered when preparing proposals.

Amendment / Modification

• The proposal due date has been extended to February 6, 2026, at 5:00 PM Eastern Time.

• The Department of Labor Wage Determination MN20260053, dated January 2, 2026, is now part of the subject RFO and supersedes any previous version.

• Proposal due date.

• Wage Determination.

• The deadline for proposal submissions has been extended.

Other / Unclassified

This document is a "General Decision Number" (MN20250053) dated December 12, 2025, from the U.S. Department of Labor, Wage and Hour Division. It specifies prevailing wage rates and fringes for various construction labor classifications in Hennepin County, Minnesota, for building construction projects (excluding single-family homes or apartments up to four stories).

This document is relevant to bidders as it establishes the minimum wage rates and fringe benefits that must be paid to laborers and mechanics employed on covered construction projects in the specified geographic area. Bidders must consider these rates when calculating their project costs and ensuring compliance with labor standards if awarded a contract. The document also provides information on how to address questions or appeals related to wage determinations.

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

This document outlines the specifications for the Gas Unit Heater Replacement Project at the Minneapolis ARTCC Power Service Building.

• Demolition of existing gas unit heaters.

• Installation of 10 new gas unit heaters.

• Replacement of thermostats controlling unit heater temperature set points.

• Provision of new wall-mounted fused disconnect switches for each unit.

• Installation of new gas dirt leg piping to each unit.

• Reconnection of existing controls and electrical to each unit.

• Connection to existing flue piping, including roof penetration where necessary.

• The project is located at the Minneapolis Air Route Traffic Control Center (ARTCC) in Farmington, Minnesota.

• The ARTCC is a 24-hour, 7-day-per-week operating facility, requiring careful scheduling and coordination to minimize disruption.

• All work must be performed by experienced workers adhering to the highest standards.

• Materials and equipment must conform to applicable specifications and standards, or be specifically approved in writing by the Contracting Officer's Representative (COR).

• A one-year product workmanship warranty is required.

• Submittals of samples, mix or test requirements, and manufacturer's literature are required.

• The contractor must confine operations to designated areas and coordinate all access with the COR.

• Compliance with local codes and other applicable codes and standards is mandatory.

• The contractor is responsible for obtaining all required permits.

• Prohibited materials include asbestos, lead in painted surfaces, PCBs in oil-filled equipment, and Halon in fire extinguishing media.

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

This document outlines the scope of work for the Boiler Stack Replacement at the Minneapolis ARTCC in Farmington, Minnesota.

• Replacement of two existing 30-inch OD refractory-lined boiler stacks with new 20-inch ID double-walled stainless steel vent stacks.

• Replacement of breechings to each boiler with 16-inch ID double-walled stainless steel breeching.

• Installation of new inspection doors, required steel supports, rain hoods, and fire stops.

• Reconnection of existing grounding and lightning protection.

• Repair of roof curb and flashing.

• Removal and disposal of existing stack enclosure.

• Work must comply with OSHA requirements for confined spaces (29 CFR 1910.146 and 1926.21(B)(6)).

• Only one boiler stack is to be removed and replaced at a time.

• Existing Hot Water Vent is to remain and be protected.

• All materials must be compatible with the stacks and breechings.

• Installation must follow manufacturer's written instructions.

• Wiring and grounding requirements must adhere to Order FAA-C-1217H, FAA STD-19e, and the National Electric Code, whichever is more stringent.

• Work sites and staging areas must be cleaned and restored to their original state upon demobilization.

• Work is to be performed at the Minneapolis ARTCC in Farmington, Minnesota.

• Facility personnel will operate equipment and disconnects; coordination with the COR is required prior to shutdown.

• Facility will shut down applicable boilers and associated equipment.

• Bid Options include: Removal/reinstallation of a Dish Washing Room wall, repair of a Dishwasher Room ceiling, and replacement of the Hot Water Heater Flue. Costs for these options are to be provided separately.

Specifications / Other

This document provides detailed specifications for the "ZMP Boiler Vent Stack Replacement" project at the Chicago Air Route Traffic Control Center (ARTCC) in Farmington, Minnesota. It outlines the technical requirements for replacing the existing boiler vent stack.

• Division 01 - General Requirements: Covers project summary, pre-bid requirements, work covered by contract documents, pre-construction procedures, project coordination, and contractor access to the site. It also details work restrictions, security requirements, and contractor liability.

• Division 07 - Thermal and Moisture Protection: Includes requirements for roof accessories and penetration firestopping.

• Division 23 - Heating, Ventilating, and Air Conditioning (HVAC):

  • Section 230548 - Vibration and Seismic Controls for HVAC: Specifies requirements for stack and breeching supports, elastomeric hangers, spring hangers, cable restraints, restraint accessories, and post-installed concrete anchors to ensure seismic and wind-load resistance.
  • Section 235100 - Breechings, Chimneys, and Stacks: Details the specifications for listed building-heating appliance breeching, stacks, and chimneys, including materials, construction, installation, and seismic qualification.

• Other Sections: Include specifications for Submittal Procedures, Temporary Facilities and Controls, Closeout Procedures, and Roof Accessories.

• Submittals: Detailed procedures for submitting product data, shop drawings, samples, and other required documentation are outlined in Section 013300.

• Coordination: Emphasis is placed on coordinating construction operations, site access, and work with facility occupants and other contractors.

• The project will be constructed under a single prime contract.

• The Federal Aviation Administration (FAA) is the owner.

• Mike Shaw and Jo Thomas are listed as Owner's Representatives or COR/RE.

• Homer Benavides is the FAA Project Manager.

• The document specifies adherence to various industry standards (e.g., ASTM, UL, NFPA, SMACNA, AWS, ASCE/SEI).

• Strict coordination with the FAA's Contracting Officer's Representative (COR) is required throughout the project.

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

This document outlines the specifications for the renovation of mechanical systems, specifically focusing on the replacement of chilled water valves at the Minneapolis Air Route Traffic Control Center (ARTCC) in Farmington, Minnesota.

• Replacement of two (2) Chilled Water Flow Control Valves (FCV) and one (1) Condenser Water FCV serving Chiller 100 and 200.

• Replacement of the Flow Control Bypass Valve for the cooling tower in the Cooling Tower Yard.

• Includes facility chiller shutdown and isolation procedures, lockout/tagout (LOTO) of affected electrical and control circuits.

• Removal and replacement of specified valves and actuators.

• Installation of new valves according to manufacturer instructions, including functional testing and ensuring leak-free installation.

• Potential need for hydronic piping modifications, including welding on new flanged connections.

• Return of chillers to service following facility procedures.

• Project Location: Minneapolis ARTCC, Farmington, Minnesota.

• Facility Operations: The ARTCC operates 24-hour, 7-day-per-week. Work must be scheduled and coordinated to minimize disruption.

• Contractor must coordinate all work with the FAA Contracting Officer's Representative (COR).

• A preconstruction conference is required.

• Contractor must comply with State of Minnesota Department of Transportation Construction and Material Specifications, local codes, and other adopted standards.

• Contractor is responsible for obtaining all required permits.

• All work shall be accomplished by experienced workers in accordance with the highest standards.

• Contractor shall provide a one-year product workmanship warranty.

• Submittals include samples, manufacturer's literature, and MSDS sheets.

• Contractor must confine operations to designated areas.

• Airway Facilities personnel have priority access within construction limits.

• Contractor is responsible for site cleanup, waste disposal, and restoration of any damaged areas.

Form / Attachment / Pricing Sheet

These drawings provide detailed plans and sections for the "Chilled Water Valve Replacement" project at the ARTCC Farmington facility. They illustrate the layout of the Basement Chiller Room and the Cooling Tower and Pump House, including piping, valves, and equipment.

• Basement Chiller Room Plan (Sheet M023): Shows the arrangement of chillers, pumps, control valves (FCV-1A, FCV-1B, FCV-2A, FCV-2B, FCV-3A, FCV-3B), and associated chilled water supply (CWS), return (CWR), and condenser (CTS/CTR) piping. It also indicates monitoring rooms and boiler room interfaces.
• Basement Chiller Room Piping Sections and Details (Sheet M024): Provides detailed views of specific piping connections and valve installations within the chiller room, including sections A4, D4, and A5.
• Cooling Tower and Pump House Plan (Sheet M040): Depicts the layout of cooling towers, pumps, water treatment equipment (acid/inhibitor tanks, brominator), and associated piping for condenser water and makeup water.
• General Notes: Include instructions regarding valve flanges, pipe material specifications, and coordination for shutdowns.
• Revisions: The drawings indicate revisions, including the replacement of FCV 1A and 2A (dated 04/04/2024) and the replacement of Chiller 400 (dated 10/03/2017).

These drawings are critical for bidders to understand the existing conditions, the scope of work for chilled water valve replacement, and the specific locations and configurations of the equipment and piping involved. They are essential for accurate bidding, material procurement, and execution of the project.

Form / Attachment / Pricing Sheet

This document contains detailed drawings and diagrams related to the HVAC Air Handling Unit (AHU) 12 and 13 Humidifier Replacement Project. It includes floor plans showing demolition and new work, a piping diagram, an electric steam humidifier detail, and a control diagram for the AHUs.

• Demolition and New Work Floor Plans (M305, M306): Illustrate the existing and proposed layouts for HVAC automation wing humidifiers.
• Piping Diagram (M307): Depicts the piping system for the humidifiers.
• Electric Steam Humidifier Detail (A4): Provides a specific detail of the electric steam humidifier installation.
• AHU Control Diagram (M601): Outlines the control logic and components for Air Handling Units 12 and 13.
• Electric Steam Humidifier Schedule: Lists specifications for the humidifiers, including size, capacity, and electrical service requirements.

These drawings are critical for bidders to understand the scope of work, the specific equipment involved, installation requirements, and the control system integration for the humidifier replacement project. They provide the technical details necessary for accurate bidding and project planning.

Form / Attachment / Pricing Sheet

This document contains architectural and engineering plans detailing the demolition and replacement of unit heaters in the Power Service Building at the Minneapolis ARTCC in Farmington, MN. It serves as a guide for contractors performing the work.

• Floor Plans: Ground floor plan of the Power Service Building, including the Garage and Generator Room, showing the locations of existing and proposed unit heaters (GUH-1 through GUH-5).
• Demolition Notes: Instructions for removing existing unit heaters, electrical disconnects, and gas piping.
• New Work Notes: Details on furnishing and installing new gas-fired unit heaters, reconnecting piping and electrical wiring, providing controls, and installing new flue gas vent pipes and gas lines.
• Heater Schedule: Provides specifications for the new unit heaters, including heating capacity (input/output BTUH), fan performance (CFM, FPM), motor details (HP, Volts, Phase, Hz), mounting height, and remarks (e.g., propeller fans, two-stage gas valve, new thermostats).
• Gas Connection Detail: Illustrates the required components for gas connections, including shutoff valves, unions, and dirt legs.
• Legend and Abbreviations: Defines symbols and terms used in the drawings.

This document is critical for bidders to understand the scope of work, including the specific locations and types of unit heaters to be replaced, the required demolition, and the specifications for the new equipment. It outlines the technical requirements for installation, piping, electrical work, and ventilation, which are essential for accurate bidding and project execution.

Specification Document

This document outlines the "General Requirements" for the "ZMP AHU 12 & 13 Humidifier Replacement Project" at the Minneapolis ARTCC in Farmington, Minnesota. It details the scope of work, which includes the replacement of steam humidifiers for Air Handling Units (AHU) 12 and 13. The document specifies procedures for:

• Scope of Work: Replacement of AHU-12 & AHU-13 Steam Humidifiers, including shutdown, isolation, lockout/tagout, disconnection of electrical power and piping, removal of existing units, installation of new units, and fabrication/installation of associated piping and components.

• Facility Operations: Coordination with the 24/7 operating facility is required to minimize disruption.

• Specifications Intent: Contractor is responsible for all required materials, labor, and equipment.

• Contract Documents: Work must adhere to drawings and specifications; specifications govern in case of conflict.

• Site Inspection: Bidders are required to visit the site to familiarize themselves with existing conditions.

• Coordination: All communication and coordination must be through the Contracting Officer's Representative (COR).

• Materials: Materials must conform to applicable specifications and standards, or be specifically approved by the COR. Brand names are illustrative, not restrictive.

• Workmanship: Work must be performed by experienced workers, with a minimum of five years of experience for applicable installation.

• Warranties: A one-year product workmanship warranty is required.

• Submittals: Samples, mix/test reports, shop drawings, and manufacturer's literature are required.

• Construction Limits and Access: Contractor must confine operations to designated areas and maintain unobstructed access.

• Hauling: Trucks must use covers to prevent material spillage.

• Contractor's Use of Premises: Contractor has use of premises, with exceptions for Airway Facilities personnel and other FAA contractors.

• Working Conditions: No work without COR consent. Normal work hours are 6:30 AM to 4:30 PM, Monday-Friday. Overtime, weekends, or holidays require COR approval 48 hours in advance.

• Work Safety: Contractor is responsible for site safety and compliance with OSHA regulations.

• Security Requirements: Contractor personnel require access to ARTCC premises and are subject to FAA security investigations. Visitor badges are required daily. Vehicles may be subject to search.

• Temporary Facilities: Contractor must provide temporary water, electrical power, telephone, and sanitary facilities.

• Cleaning: Contractor must maintain a clean work area, remove rubbish daily, and perform final cleanup.

• Contractor's Liability: Contractor is responsible for damage to existing facility or equipment.

• Prohibited Materials: Asbestos, lead, PCB's, and Halon are prohibited.

• Replacement of two steam humidifiers (HU-12 and HU-13) serving AHU-12 and AHU-13.

• Disconnection and reconnection of electrical power, steam piping, and condensate piping.

• Installation of new humidifiers in accordance with manufacturer's instructions.

• Fabrication and installation of associated piping, including supply water and steam piping.

• Installation of inline domestic hot water filter.

• Testing, adjusting, and balancing of HVAC systems.

• Provision of operation and maintenance manuals.

• Submittals include product data, shop drawings, seismic qualification data, and field quality-control reports.

• Coordination drawings are required.

• Preconstruction and preinstallation conferences are mandatory.

Not specified in this document.

Amendment / Modification

This document is Revision A of drawing ZMP-1203733-M001, dated 01/08/2024. The revision adds an addendum to replace the boiler stack.

• Drawing ZMP-1203733-M001

This revision pertains to the replacement of the boiler stack and may impact the scope of work or technical requirements for bidders.

Solicitation / RFP / RFQ

This solicitation is for "IIJA Multiple Projects at the Minneapolis (ZMP) ARTCC" located in Farmington, Minnesota. The Federal Aviation Administration (FAA) is procuring services for various projects at this location.

The contract will result in a firm-fixed-price, one job lump sum contract. Specific projects include:

• Replacement of corroded heating boilers exhaust stack.

• Replacement of chilled water valves for chillers 100 and 200.

• Replacement of AHU-12 and AHU-13 humidifiers.

• Replacement of 10 gas unit heaters for the Power Service Building. All work must be in accordance with FAA Specification, Drawings, and Wage Determinations.

• Contract Type: Firm-fixed-price, one job lump sum.

• Period of Performance: 120 calendar days after notice to proceed.

• Estimated Price Range: $400,000 - $500,000.

• Offers must be submitted electronically in PDF format.

• A price proposal and a Schedule of Values (SOV) are required, including a breakdown of labor, material, G&A Overhead & Profit percentage.

• Submission Deadline: 5:00 PM Eastern Time on January 29, 2025.

• Offers must be valid for 60 calendar days.

• Evaluation will be based on Financial Capability, Insurability, and Client Past Performance.

• NAICS Code: 236220 (Plumbing, Heating, and Air-Conditioner Contractors).

• Small Business Size Standard: $19.0 million.

• Bonding Required.

• Insurance Required.

• Davis Bacon Wage Rates Apply.

• Buy American Act applies.

• Electronic proposals are required.

• The FAA is tax exempt; the contractor is responsible for all taxes.

• The contractor is responsible for all permits as listed in the specification.