BEQ Chiller Repairs FC66, HP476, BB137, etc

Amendment / Modification

This amendment (0003) provides answers to requests for information related to the solicitation.

• The amendment addresses questions regarding chiller flow rates and pump requirements for specific equipment (HP476 and HP121).

• Specific details for HP476 and HP121 are provided in separate attachments referenced in the answers.

• The time and date for receipt of proposals remain unchanged.

• Offerors are reminded to acknowledge receipt of this amendment with their proposal submission to avoid potential rejection.

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

This document outlines specific tasks related to chiller and chilled water pump systems.

• Chiller System: Provide a new chiller and modify existing piping. The chiller must meet the following specifications:
  • Minimum 112 Tons
  • 54°F Entering Water Temperature (EWT), 40°F Leaving Water Temperature (LWT)
  • 192 Gallons Per Minute (GPM)
  • 95°F Entering Air Temperature (EAT)
  • Maximum Water Pressure Drop of 7'
  • 460V/3 Phase/60Hz power
• Efficiency Requirements: Minimum adjusted efficiency of .98KW/TN, calculated based on varying capacity percentages (100%, 85%, 65%, 35%). This efficiency calculation must include condenser fan energy.
• Chilled Water Pump: Reuse the existing chilled water pump. Tasks include testing, adjusting, and balancing water flow for 575 GPM at a 107' discharge head. After system balance, the impeller is to be trimmed to actual conditions plus 10% discharge pressure. The existing pump is identified as an Armstrong 3/4/10, Model 4600, 3485 RPM.

Not specified in this document.

• Modifications to existing piping.
• Impeller trimming for the existing pump.

Form / Attachment / Pricing Sheet

This document is a "New Equipment Schedule" that details various pieces of equipment, including their specifications and electrical requirements. It appears to be an attachment or supporting document for a larger solicitation or project.

• Equipment Labels: Unique identifiers for each piece of equipment (e.g., FC1, ACC1, P12A).
• Equipment Type: Description of the equipment (e.g., Air Cooled Fluid Cooler, Air Cooled Chiller, Close Coupled Pump, Heat Exchanger, Expansion Tank, Air Separator).
• Fluid Type: The type of fluid used by the equipment (e.g., 35% Propylene Glycol, Water).
• Flow Rate, Pressure Drop, Heat Transfer: Key performance and operational metrics.
• Temperature Ratings (EAT, EWT): Entering Air Temperature and Entering Water Temperature.
• RPM and Efficiency: Operational speed and energy efficiency.
• Electrical Specifications: Voltage, phase, amperage (MCA, MOCP), and horsepower (HP).
• Notes: Detailed operational, installation, and performance requirements, including specific instructions for mounting, connections, and control sequences. Some notes indicate "NOT IN CONTRACT" or "IN CONTRACT" for specific items.

This schedule provides critical technical specifications for equipment that may be part of the overall project. Bidders need to review these details to understand the performance requirements, electrical needs, and any specific installation or operational constraints associated with this equipment. The "Notes" section is particularly important for understanding compliance and installation details. The "NOT IN CONTRACT" and "IN CONTRACT" annotations may indicate which items are currently being procured or are already part of a contract, which could affect a bidder's scope or understanding of the opportunity.

Amendment / Modification

• Extends the proposal receipt date to April 1, 2026, at 3:00 PM.

• Provides answers to vendor requests for information.

• The proposal submission deadline has been modified.

• The deadline for proposal submission has been extended to April 1, 2026, at 3:00 PM.

• Vendors must acknowledge receipt of this amendment when submitting their proposals.

• Chiller Sizing: The chiller to be replaced for HP121 is a 90 Ton unit.

• Plan Pages: Plan pages for BB274 & BB275 are identical, reflecting identical equipment and construction under the same contract.

• Leaving Water Temperature (HP476): The system will operate at a 44F leaving water set point, not the 40 degrees initially stated. This clarifies the operating temperature for the HP476 system.

Amendment / Modification

This document appears to be a drawing or plan related to HVAC systems, specifically showing a "90 TON YORK CHILLER" and associated "CHILLED WATER BUFFER TANK" and "HOT WATER BUFFER TANK." It details existing and future work, including pipe removal, bypass provisions, and clearances. There are also notes regarding "FUTURE FCI" locations and the placement of new and existing transformers.

This document is a drawing and does not reference specific sections of a solicitation or contract. It provides visual and textual information related to the physical layout and modifications of HVAC equipment.

As this is a technical drawing, it does not directly impact proposal submission deadlines or evaluation factors. However, it provides critical details for understanding the scope of work for any bidder involved in the installation or modification of the described HVAC systems.

Amendment / Modification

This amendment (0001) addresses requests for information (RFIs) related to solicitation N40085-26-R-9014 for "BEQ Chiller Repairs FC66, HP476, BB137, etc.".

Key changes and clarifications include:

• Additional files provided: Existing mechanical schedules, additional details for tie-in points, and as-built/chiller/pump data have been supplied.

• Pump and Chiller Replacements: Specific guidance is provided for replacing pumps and associated equipment (suction diffusers, triple duty valves, VFDs) for various equipment identifiers (HP-121, HP-476, FC66, BB137-BB138, BB270, BB274, BB275).

• Piping and Insulation: Instructions for replacing interior and exterior piping, including re-insulating specific sections of chilled water piping, are detailed.

• Equipment Disconnects: Guidance on replacing or reusing existing equipment disconnects is included.

• Condenser Heat Recovery: Condenser Heat Recovery is not required for the new chillers under FC66.

• Buffer Tanks: Inertia tank specifications have been provided.

• Emergency Chiller Connections: Requirements for installing emergency tees on supply and return lines are specified.

• Site Visit Roster: A site visit roster has been provided.

• Specific equipment identifiers (HP-121, HP-476, FC66, BB137-BB138, BB270, BB274, BB275) have detailed modifications.

• Piping, pumps, chillers, equipment disconnects, and insulation requirements are affected.

• Specifications for buffer tanks and emergency chiller connections are provided.

• The time and date for receipt of proposals remains unchanged.

• Contractors are reminded to acknowledge this amendment when submitting their proposal, as failure to do so may result in rejection.

Form / Attachment / Pricing Sheet

This document contains various equipment schedules, including chiller, pump, air handling unit, hot water unit heater, duct construction and leak detection, control valve, room air conditioner, and electric unit heater schedules. It also includes space design noise conditions and a hot water reset schedule.

• Chiller Schedule: Details air-cooled chillers with capacity, refrigerant, and electrical data.
• Pump Schedule: Lists pump types, service, motor, and fan data.
• Air Handling Unit (AHU) Schedules: Provides details on constant volume AHUs, including coil data, motor, and fan specifications.
• Unit Heater Schedules: Lists hot water unit heaters with capacity and water flow data.
• Duct Construction and Leak Detection Schedule: Specifies duct pressure classes, seal classes, and leak detection requirements.
• Control Valve Schedule: Details various control valves, their type, size, and flow characteristics.
• Room Air Conditioner Schedule: Provides electrical and cooling data for room air conditioners.
• Electric Unit Heater Schedule: Lists electric unit heaters with capacity and electrical data.
• Space Design Noise Conditions: Outlines acceptable noise level criteria for different space types.
• Hot Water Reset Schedule: Defines hot water temperatures based on outside air temperature.

This document provides critical technical specifications for mechanical equipment. Bidders will use this information to understand the performance requirements, dimensions, electrical needs, and operational parameters of the systems being procured. This is essential for accurately estimating costs, designing compliant systems, and preparing detailed proposals.

Other / Unclassified

This document contains mechanical schedules for various equipment, including Air Handler Units (AHUs), Energy Recovery Units, Chillers, Pumps, Heating Hot Water Heat Exchangers, and Condensate Return Pumps. It also includes schedules for Supply Diffusers and Return/Exhaust Registers.

This document provides detailed specifications for mechanical equipment that may be part of a larger project. Bidders can use this information to understand the types, models, capacities, and performance requirements of the HVAC components involved. This is crucial for assessing project scope, estimating costs, and determining technical capabilities required for a bid.

Form / Attachment / Pricing Sheet

This document provides detailed specifications for high-efficiency air-cooled chillers (CH) and associated pumps. It serves as a technical schedule to inform potential bidders about the equipment requirements for the opportunity.

Chiller Schedule:

• Includes nominal capacity, full load/IPLV, EER, kW/ton, condenser water flow, refrigerant type, compressor stages, and electrical data (MGA, MOP, Volts/Phase/Hz).
• Lists specific notes regarding unit performance, chiller coupling, physical dimensions, electrical tracing, terminal block connections, and testing.

Pump Schedule:

• Details pump tag, type, service, location, fluid type, flow rate (GPM), head (ft H2O), motor HP, RPM, efficiency, and electrical data.
• Includes notes on pump sizing, redundancy, and specific operational conditions.

This schedule is crucial for bidders to understand the specific technical requirements and performance expectations for chillers and pumps. It will directly impact the selection of equipment, proposal development, and cost estimation for any offerors responding to the related solicitation.

Form / Attachment / Pricing Sheet

This document contains mechanical details, specifically "Duct Support Detail," "Cabinet Fan Suspension Detail," and "Chilled Water Piping Detail." It provides technical specifications and diagrams for the installation and support of HVAC components.

• Duct Support Detail: Provides tables for maximum load and hanger spacing based on duct size (rectangular and round), along with typical installation methods using expansion bolts and screws.
• Cabinet Fan Suspension Detail: Illustrates the suspension of a cabinet fan using straps secured to a truss, including details on bird screens and backdraft dampers.
• Chilled Water Piping Detail: Depicts the piping layout for a chilled water system, including components such as inertia tanks, pumps, air separators, valves, expansion tanks, and flow transmitters. It also shows details for automatic air vents and reduced pressure backflow preventers.

This document is crucial for bidders involved in mechanical, HVAC, or plumbing aspects of the opportunity. It outlines specific installation requirements, component details, and system configurations that must be adhered to, impacting material selection, labor, and overall project execution.

Form / Attachment / Pricing Sheet

This document contains various equipment schedules related to the "BB270 Chiller and Pumps" opportunity. It provides detailed specifications and quantities for different mechanical systems.

• Air Cooled Chiller Schedule: Details model, capacity, power, and refrigerant for chillers.
• Expansion Tank Schedule: Lists type, volume, and pressure ratings for expansion tanks.
• Fan Schedule: Includes fan type, motor size, airflow, and static pressure.
• Natural Gas-Fired Boiler Schedule: Specifies boiler model, capacity, efficiency, and fuel input.
• Chilled Water Buffer Tank Schedule: Details tank volume and operating pressure.
• Combination and Unit Substation Tank Schedule: Lists tank type, volume, and pressure.
• Pump Schedule: Includes pump type, horsepower, flow rate, and head.
• Outside Air Calculation (2008 INTL): Provides calculations for outside air requirements.
• Chiller Schedule: Details chiller model, capacity, and power.
• Definitive Schedule: Lists equipment type, model, capacity, and power.
• Package Terminal Air-Conditioning Unit (PTAC) Schedule: Specifies unit capacity, power, and dimensions.
• Unit Heater Schedule: Details heater type, capacity, and power.
• Louvre Schedule: Lists louvre type, size, and airflow.

This document is crucial for bidders to understand the specific equipment requirements and specifications for the HVAC systems involved in the opportunity. It will inform the selection of proposed equipment, system design, and pricing. Bidders should carefully review these schedules to ensure their proposals meet all technical requirements.

Amendment / Modification

This document is a sign-in sheet for a site visit related to Solicitation N40085-26-R-9014 for BEQ Chiller Repairs. The site visit took place on February 24, 2026, at 0900.

This document does not modify any specific sections of the solicitation. It serves as a record of attendance for the site visit.

This document does not directly impact proposal submission deadlines or requirements, but it confirms attendance at a site visit which may be relevant for bidders.

Form / Attachment / Pricing Sheet

This document provides detailed schedules for mechanical equipment, including Air Handlers, Energy Recovery Units, Chillers, Pumps, Heating Hot Water Heat Exchangers, Condensate Return Pumps, Supply Diffusers, and Return/Exhaust Registers. It serves as a technical specification for the equipment to be procured or installed.

• Air Handler Schedule: Details model, airflow, static pressure, cooling/heating capacity, electrical requirements, and filter specifications.
• Energy Recovery Unit Schedule: Lists model, airflow, energy recovery type, and electrical data.
• Chiller Schedule: Includes manufacturer, model, capacity (tons), power requirements, and ambient design.
• Pumps Schedule: Specifies manufacturer, model, flow rate, head, horsepower, and location.
• Heating Hot Water Heat Exchanger Schedule: Details manufacturer, model, capacity, and service type.
• Condensate Return Pump Schedule: Lists manufacturer, model, flow rate, and pressure.
• Supply Diffuser Schedule: Provides diffuser type, size, and airflow.
• Return/Exhaust Register Schedule: Details register type, size, and airflow.

This document is crucial for bidders to understand the specific types, capacities, and technical requirements of the mechanical equipment associated with the opportunity. It directly informs the selection of compliant equipment, proposal pricing, and technical submittals.

Form / Attachment / Pricing Sheet

This document provides detailed schedules for mechanical equipment, including Air Handlers, Energy Recovery Units, Chillers, Boilers, Pumps, Supply Diffusers, and Return/Exhaust Registers. It serves as a technical specification for the equipment required for the opportunity.

• Air Handler Schedule: Details model, location, airflow, static pressure, motor HP, electrical requirements, filter type, and remarks.
• Energy Recovery Unit Schedule: Includes model, location, airflow, static pressure, motor HP, electrical requirements, and remarks.
• Chiller Schedule: Lists model, location, capacity (tons), water flow, power requirements, and remarks.
• Boiler Schedule: Specifies model, location, input/output (BTU/hr), fuel type, water/steam pressure, electrical requirements, and remarks.
• Pumps Schedule: Details model, location, flow rate (GPM), head (ft), water HP, electrical requirements, and remarks.
• Supply Diffuser Schedule: Lists diffuser type, size, airflow (CFM), and static pressure.
• Return/Exhaust Register Schedule: Includes register type, size, airflow (CFM), and static pressure.

This document is critical for bidders to understand the specific technical requirements and specifications for the mechanical systems involved in the opportunity. It will inform equipment selection, system design, and proposal pricing.

Form / Attachment / Pricing Sheet

This document contains schedules detailing specifications for various mechanical equipment, including pumps, hot water boilers, and chilled water buffer tanks. It serves as a technical reference for bidders to understand the required equipment specifications.

• Pump Schedule: Lists pump tags, types, services, locations, fluid types, temperatures, flow rates (GPM), head (FT H2O), impeller diameter, and minimum efficiency. It also includes notes on motor requirements (premium efficiency, variable speed drive, outdoor rated) and pump configuration (parallel, redundant pump, full-size impeller).
• Hot Water Boiler Schedule: Details boiler tags, types (firetube/condensing), maximum output (MBH), gas input (MBH), gas pressure (IN WG), entering water temperature (EWT), leaving water temperature (LWT), GPM, and water pressure drop (WPD). Notes specify requirements for multi-boiler control, direct spark ignition, modulating gas valves, 5:1 turndown, 95% thermal efficiency, low NOx regulations, forced combustion air, stainless steel venting, condensate traps, and ASME CSD-1 compliance.
• Chilled Water Buffer Tank (CWBT) Schedule: Identifies tank tags, types, services, locations, dimensions (diameter x height), connection size, capacity (gallons), manufacturer, and model. Notes specify insulation requirements (R-20, pre-installed heat tape), ASME pressure vessel rating, and outdoor installation suitability.

This document is crucial for bidders to accurately price and propose equipment that meets the specified technical requirements. It outlines the performance, configuration, and compliance standards for key components of the mechanical system, directly impacting proposal content and potential contract fulfillment.

Form / Attachment / Pricing Sheet

This document contains selection and schedule details for mechanical equipment, specifically air-cooled chillers, exhaust fans, and pumps. It serves as a technical specification for the components required for the project.

Air Cooled Chiller Selection:

• Unit Designation (ACC-1, ACC-2)
• Building Served
• Minimum Total Capacity (Tons)
• Entering/Leaving Water Temperature (°F)
• Water Flow (GPM)
• Ambient Air Temperature (°F)
• Maximum Water Pressure Drop (PSI)
• Maximum Unit KW
• Voltage/Phase/Hertz
• Notes on capacity reduction steps and starter enclosure.

Exhaust Fan Schedule:

• Unit Designation (EF-6, EF-1)
• Notes
• Air Flow (CFM)
• Total Static Pressure (In. WG)
• Location
• Area Served
• Maximum Motor H.P.
• Voltage/Phase/Hertz
• Fan Type (Centrifugal).

Pump Schedule:

• Unit Designation (P-1 through P-8)
• Type of Service (Chilled Water, Heating Water, Domestic HW, Sump, CHW, CHN)
• Building Served
• Water Flow (GPM)
• Total Head (Ft. W.G.)
• RPM
• Maximum Motor H.P.
• Voltage/Phase/Hertz
• Pump Type (Base Mtd., In-line)
• NEMA Starter Size.

This document provides critical technical specifications for major mechanical equipment. Bidders will use this information to understand the performance requirements, capacities, and types of chillers, fans, and pumps needed for the project. This is essential for preparing accurate proposals, ensuring equipment compatibility, and potentially for sourcing or fabricating specified components.

Amendment / Modification

This document appears to be a drawing or plan related to a "HP476 Chiller Detail - existing." It includes construction notes and a site plan showing the layout of existing and new chillers, hot water storage, pumps, and associated piping. The construction notes detail specific requirements for:

• Chiller compound enlargement and equipment pad.
• Specifications for a new chiller (minimum 112 tons, 54°F EWT, 40°F LWT, 192 GPM, 95°F EAT, with specific efficiency requirements).
• Reuse and modification of existing chilled water pumps (testing, adjusting, balancing, and impeller trimming).
• Reuse and modification of existing hot water pumps (motor replacement, impeller trimming, testing, adjusting, and balancing).
• Relocation of fencing to enlarge the chiller compound.
• Regrading the area around the chiller compound.
• Modifications to the Energy Monitoring and Control System (EMCS), including adding temperature sensors and demand limit controls for the new chiller.

This document is a drawing and its associated construction notes, which would modify or detail aspects of a larger solicitation or SOW.

This document provides technical details and requirements that bidders must incorporate into their proposals. It specifies equipment, modifications, and system integrations that will impact cost and technical approach.

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

This document outlines the contractor's responsibility to replace chillers at specified BEQ buildings.

• Replace the following equipment:

  • 1. BB-270: 75 Ton Chiller and 2 Chilled Water Pumps
  • 2. BB-274: 70 Ton Chiller and 2 Chilled Water Pumps
  • 3. BB275: 75 Ton Chiller and 2 Chilled Water Pumps
  • 4. HP-121: 90 Chiller and 1 Chilled Water Pump

• The facility/activity will remain in operation during the entire construction period.

• Contractor operations must cause the least possible interference with normal facility/activity operations.

• Contractor is responsible for moving furniture and other objects in the room.

• One person may fill the roles of Superintendent, Quality Control Manager, and Safety & Health Officer, provided they are duly qualified for all three positions as defined in the project specification.

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

This document outlines the requirements for replacing chillers and associated chilled water pumps at multiple buildings.

• Replace chillers and chilled water pumps (including VFDs) at buildings HP476, BB137, and FC66.

• Ensure replaced pumps are compatible with new chillers and meet proper GPM requirements.

• Provide all necessary material, labor, equipment, and supervision.

• Site Visits: Required for all bidding contractors.

• Chiller Specifications: Must meet specific design requirements including:

  • 10-year parts, labor, and refrigerant warranty.
  • Mechanically cleanable shell and tube evaporators (water through shell).
  • 20amp GFCI convenience outlet.
  • Single point power connection with non-fused disconnect.
  • Variable speed condenser fan motors (TEFC, IP54, Class F insulation).
  • Copper tubes (3/8" seamless, internally enhanced) with aluminum fins (0.005" thick, sinusoidal shape).
  • Corrosion-resistant coating (10,000 hrs. ASTM B-117).
  • Galvanized steel construction with polyester oven baked powder paint (min. 7,000 hrs. salt spray).
  • Structural welded C-channel steel base frame.
  • Louvered coil guard and compressor housing protection.
  • Seismic feet and rubber pads.
  • Thermal dispersion type flow switches (factory installed).
  • Phase loss with under/over voltage protection.
  • Emergency chiller connections with butterfly valve and bolted cover plate.
  • Centrally located weatherproof control panel (NEMA 3R) with microprocessor access.
  • Minimum of two refrigerant circuits per chiller (one compressor per circuit).
  • BACnet/MSTP controls, monitoring phase loss, over/under voltage, line/load, manual latch on critical faults, delayed restart on non-latched errors.
  • Enabled on 45-degree F and above.
  • Integration to BACnet/MSTP communication bus.

• Piping:

  • Clean existing chilled water piping and strainers not being replaced.
  • Piping 4" and below: copper. Piping 5" and greater: schedule 40 welded steel.
  • Steel piping: primed and painted (min. two coats alkyd enamel).
  • External piping: heat traced to prevent freezing.
  • Insulation: minimum 2" polyisocyanurate with aluminum UV cover.
  • Pipe supports: pipe stands or welded supports (MSS SP58-2018/MSS SP69 compliant).
  • Bypass line for chiller isolation.

• Electrical:

  • Replace disconnects and liquid tight conduit/connectors.
  • Wiring sizes, voltage, and amp draws are contractor's responsibility.

• Piping Diagrams: To be developed by contractor and approved by PWD/OPS prior to installation. Includes shop drawings, fabrication details, installation details, and descriptive literature.

• Record Readings: Pre- and post-installation water-flow readings required.

• Contract completion: 300 days after award.

• Site visits are required.

• Service Technician: Must have a service organization with a technician within 35 miles of Camp Lejeune, NC.

• Buy America Act: Must comply.

• Submittals: All equipment must be approved. Submit proposals, work schedules, and manufacturer's product specifications (including name, product line, and warranty) to ROICC and PWD.

• Refrigerant: Contractor must reclaim refrigerant from existing HVAC systems.

• Disposal: Contractor is responsible for disposal of offsite removed chillers.

• Scheduled Outages: Must be scheduled 14 days in advance with PWD.

• Access: Contractor employees and subcontractors must have vetted access.

• Government Rights: Government retains rights to HVAC equipment and controls.

• Chiller Piping Diagram

• Loop Cleaning Procedures

Form / Attachment / Pricing Sheet

This document provides a "Chiller Detail" drawing, labeled as "M501", which is part of the "Mechanical Details and Schedule" for the Marine Corps Base Camp Lejeune, North Carolina project. It serves as a visual guide for the installation and configuration of chiller equipment.

• Illustrates the layout of a chiller unit, including its connection to supply and return piping.
• Details various components such as relief valves, cleanout tees, vibration eliminators, pressure and temperature gauges, isolation valves, check valves, and low-point drains.
• Specifies requirements for the equipment pad, including minimum thickness (10 inches) and elevation above grade (6 inches).
• Includes a "Preliminary" designation with a revision date of 08-07-2025.

This drawing is crucial for bidders to understand the specific mechanical requirements and installation standards for chiller systems associated with this opportunity. It informs the scope of work, material selection, and installation procedures, directly impacting proposal preparation and execution.

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

This document outlines the procedures for cleaning and flushing hydronic piping systems to remove organic soil, hydrocarbons, flux, pipe mill varnish, pipe compounds, iron oxide, and other deleterious substances. The goal is to ensure the system is clean and ready for operation.

• Cleaning and Flushing: Remove specified contaminants from the hydronic system. Removal of tightly adherent mill scale is not required.

• Detergent Handling: Handle and store cleaning detergent according to manufacturer's recommendations, ensuring safety for equipment, environment, and personnel.

• Chemical Discharge: All chemicals used must be acceptable for discharge into the sanitary sewer.

• Submittals: Requires submittal of product data for cleaning detergent and water treatment chemicals, including supplier information. Specific submittal requirements are detailed in Section 01 33 00.

• Materials: The cleaning compound/detergent must be an alkaline phosphate or non-phosphate detergent/surfactant, suitable for system wetted metals without deleterious effects. It should not contain corrosion inhibitors, except for sodium sulfite as an oxygen scavenger. Trisodium phosphate is suggested. Water treatment chemicals include sodium sulfite, sodium lauroly sarcosinate, and dipotassium phosphate.

• Execution: Procedures include maintaining water temperature at 120°F, using bypass valves for terminal units, filling the system with a detergent solution, circulating for at least 48 hours, and flushing with fresh water until clear. Special attention is given to strainers and pump motors.

• Chemical Treatment: After flushing, the water must be treated to specific chemical parameters (Sodium sulfite: 30-100 ppm, Sodium lauroyl sarcosinate: 30-100 ppm, pH: 8.5-9.5). Chemical levels require retesting over a four-week period, with additional treatment if necessary. A report documenting these parameters and treatments must be submitted.

• Documentation: Provide Material Safety Data Sheets (MSDS) for treatment chemicals and a permanently located sign in each mechanical room detailing system volume and chemical treatment parameters.

• Water temperature maintained at 120°F during circulation.

• Circulation of cleaning solution for a minimum of 48 hours.

• System water runs clear after flushing.

• Water chemical levels must meet specified parameters (Sodium sulfite, Sodium lauroyl sarcosinate, pH) and be retested over four weeks.

Not explicitly stated in this section, but implied to be within the Camp Lejeune facility.

• Use of specific cleaning agents and water treatment chemicals.
• Adherence to environmental discharge regulations.
• Detailed submittal process.
• Reporting of chemical treatment results.
• Installation of informational signage in mechanical rooms.

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

This SOW details the requirements for replacing chillers and associated pumps at multiple buildings (BB270, BB274, BB275, and HP-121).

• Replace chillers and associated chilled water pumps at specified buildings.

• Verify chiller and disconnect sizes.

• Ensure new pumps operate correctly with new chillers and meet GMP requirements; resize if necessary.

• Clean all chilled water piping and strainers prior to new chiller installation.

• Install new chilled water pumps and drives that meet manufacturer specifications.

• Chillers may have brazed plate heat exchangers if a 10-year warranty is provided, and must include a bypass line for flushing.

• Install a factory-installed water strainer for each chiller.

• Equip chillers with a 20amp GFCI convenience outlet and replace disconnects and liquid tight conduit.

• Install heat trace for evaporators and piping subject to freezing, on a separate circuit.

• Chillers must have single-point power connection to a non-fused disconnect switch with through-the-door handle and compressor circuit breakers.

• Condenser fan motors must include VFDs for efficiency and proper head pressure, and be TEFC PSC style motors.

• Condenser coils require specific e-coating and topcoat for corrosion and UV protection.

• Condenser coils must be Microchannel or approved alternate with specific coating.

• Protect condenser coils with louvered guards.

• Install seismic feet and rubber pads.

• Include thermal dispersion type flow switches (paddle type not accepted).

• Include phase loss with under/over voltage protection with LED indication.

• Piping must be minimum schedule 40 welded steel.

• Install emergency tees and butterfly valves on supply and return lines.

• Control panel must be accessible for viewing/setup without interrupting operation, NEMA 3R rated, and weatherproof.

• Units 75 tons and up must have reduction mode for sound operation, with VFDs limiting fan speeds.

• Each refrigerant circuit must have a minimum of 2 scroll compressors with isolation valves.

• Each condenser circuit must have isolation valves, service valves, and replaceable core filter driers.

• Chillers must meet specified sound data; attenuation is required if targets are not met.

• Install factory supplied strainers on the evaporator inlet side.

• Record baseline and post-installation water flows.

• Install "Y" type strainers with specified CV values.

• Install sight glasses.

• Controls must be BACnet/MSTP, monitor phase loss, over/under voltage, and have manual latch on critical faults.

• Chiller must enable at 45 degrees F and above.

• Reinstall any operable control interface.

• Comply with Buy America Act/Free Trade Agreement.

• Develop piping diagrams for approval.

• All piping to be primed, painted, and insulated with minimum 2" polyisocyanurate insulation with aluminum UV cover.

• Replace electrical disconnects and liquid tight conduit.

• Verify circuit is active for heat trace.

• Ensure VFDs optimize chiller efficiency and maintain proper head pressure.

• E-coating must meet 5B rating for cross-hatch adhesion per ASTM B3359.

• Corrosion durability tested to 10000 hours salt spray resistance per ASTM B117.

• Topcoat dry film thickness of 50-60um.

• Sound data must meet or be lower than published numbers.

• Post-installation water flows must meet factory requirements.

• Contract completion within 300 days after award.

• Site visits are required.

• Scheduled outages must be scheduled 14 days prior.

• Service technician within 35 miles of Camp Lejeune, NC.

• Contractor shall provide all material, labor, equipment, and supervision.

• Site visits coordinated with PWD.

• Contractor must verify pump voltages.

• Contractor must verify circuit is active for heat trace.

• Contractor must ensure all employees and subcontractors have access and are vetted.

• Contractor must give Public Works the right to reclaim all refrigerant.

• Contractor is responsible for disposal of offsite.

• Submittals required: spec sheets, Maximo Equipment Inventory Sheet, work schedules, manufacturer's product specifications (name, product line, warranty).

• No hazardous materials or environmental concerns noted.

Solicitation / RFP / RFQ

This solicitation is for "BEQ Chiller Repairs FC66, HP476, BB137, etc" at MCB Camp Lejeune, North Carolina. The project is identified by Solicitation No. N40085-26-R-9014 and Project No. 25-0441.

• The project involves repairs to BEQ Chillers FC66, HP476, and BB137.

• The facility will remain in operation during the entire construction period, requiring the contractor to minimize interference with normal operations.

• Specific roles like Superintendent, Quality Control Manager, and Safety and Health Officer can be filled by one qualified individual.

• Contract Completion Date: 540 days after award.

• Estimated Cost Range: Between $1,000,000 and $5,000,000.

• Liquidated Damages: $880 per Calendar Day.

• Wage Determination: General Decision Number NC20260010 dated 1/2/2026, with specific rates for various trades listed.

• Executive Order 13706 (Paid Sick Leave) and Executive Order 13658 (Minimum Wage) apply.

• Basis for Award: Lowest Price.

• Proposal Acceptance Period: 60 days from receipt of offers.

• Proposal Due Date: March 24, 2026, at 3:00 PM EST.

• Proposals should be emailed to emily.a.walton6.civ@us.navy.mil AND lauren.f.loconto.civ@us.navy.mil.

• Requests for Information (RFIs) must be submitted to emily.a.walton6.civ@us.navy.mil by March 9, 2025, 4:00 PM EST.

• Site Visit: Scheduled for Tuesday, February 24, at 9am at Building HP121.

• Bond Requirements: Bid bonds are required for proposals $150K and greater (20% of proposal amount). Payment bonds are required for proposals $35K and greater. No bonds required for proposals less than $35K.

• Only the listed contractors may submit a proposal: Mechworks Mechanical Contractors, Inc., North State Mechanical, Inc., and R&W Construction Company, Inc.

• Offerors are advised that funding may not become available, and no award will be made if funds are unavailable. No costs will be reimbursed for any effort or proposal costs.

• Specifications and drawings are posted as attachments on https://sam.gov/.

• Buy American Requirement-Construction Materials provision applies.

Form / Attachment / Pricing Sheet

This document is a Submittal Register, likely used to track and manage various documents and information that must be submitted by a contractor to the government during the course of a contract. It serves as a checklist and record-keeping tool for both parties.

The register lists various submittal items categorized by activity and specification section (e.g., SD-01 PRECONSTRUCTION SUBMITTALS, SD-11 CLOSEOUT SUBMITTALS, SD-06 TEST REPORTS, SD-07 CERTIFICATES). For each item, it includes columns for:

• Description of the item submitted
• Paragraph number referencing the specification
• Dates for government action (approval, receipt)
• Contractor actions (submission, dates)
• Approving authority
• Remarks

Specific submittals listed include:

• Schedule of Prices
• List of Contact Personnel
• Construction Schedule
• Accident Prevention Plan (APP)
• Activity Hazard Analysis (AHA)
• Environmental Protection Plan
• Quality Control Plan (QC Plan)
• Backflow Preventers (product data, test reports, certifications)
• Crane related plans and operator information
• Various reports (monthly exposure, regulatory citations, etc.)

Bidders should review this register to understand the types and timing of documentation required by the government throughout the contract performance period. It highlights key pre-construction, ongoing, and closeout submittals, which are critical for contract compliance and successful project execution. This document helps bidders anticipate their administrative and documentation workload.

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

This document outlines the contractor's responsibility to replace chillers at specific BEQ buildings.

• Replace chillers at the following locations:

  • Building HP476: One 125-ton Chiller and one Chilled Water Pump.
  • Building FC66-2: Six 110-ton Chillers and six Chiller Water Pumps. Chiller and disconnect sizes must be verified by the contractor.
  • Building BB137: One 110-ton Chiller and one Chilled Water Pump with VFD.

• The facility/activity will remain in operation during the entire construction period.

• The Contractor shall conduct operations to minimize interference with normal facility/activity operations.

• The contractor is responsible for moving furniture and other objects in the rooms.

• One person may fulfill the roles of Superintendent, Quality Control Manager, and Safety & Health Officer, provided they are duly qualified for all three positions as defined in the project specification.

Form / Attachment / Pricing Sheet

This document provides a "Chiller Detail" which appears to be a mechanical drawing or schematic related to chiller installation and components. It is labeled "PRELIMINARY" and "EXAMPLE", suggesting it may be for illustrative purposes or part of a design package.

• Illustrates the typical setup for a chiller, including piping, valves (isolation, bypass, relief, check), gauges (pressure, temperature), strainer, and drain.
• Specifies requirements for the equipment pad, including minimum thickness (10 inches) and elevation above grade (6 inches).
• Includes labels for various components and connections.
• Contains revision information and project identification details (e.g., "MARINE CORPS BASE CAMP LEJEUNE, NORTH CAROLINA").

This drawing provides visual and technical details regarding the mechanical aspects of a chiller system. Bidders involved in HVAC or mechanical systems may use this to understand the expected installation configuration, required components, and site preparation needs for similar opportunities.

Form / Attachment / Pricing Sheet

This document is a Submittal Register, likely used to track and manage various submittals required by the government during the course of a construction contract. It serves as a checklist and tracking tool for both the contractor and the approving authority.

The register lists various items that require submittal, categorized by specification section (e.g., SD-01 PRECONSTRUCTION SUBMITTALS, SD-11 CLOSEOUT SUBMITTALS, SD-06 TEST REPORTS, SD-07 CERTIFICATES). For each item, it includes:

• Description of the submittal (e.g., Schedule of Prices, List of Contact Personnel, Accident Prevention Plan, Environmental Protection Plan, Backflow Preventers).
• Paragraph number referencing the specification.
• Columns for tracking contractor actions, government approval, dates, and remarks.

This document is crucial for bidders to understand the administrative and technical documentation they will be required to provide to the government throughout the contract lifecycle. It outlines the types of plans, schedules, reports, and certifications that need to be submitted, along with the expected tracking and approval process. Bidders should review this to ensure they have the capability and processes in place to meet these submittal requirements.

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

This document outlines the work covered by the contract documents, including all items of work described in the attached project description.

• The work will be located at Marine Corps Base Camp Lejeune, North Carolina, in a building and/or area described in the attached project description. The exact location will be indicated by the Contracting Officer.

• Work will commence and be completed in phases as described in the attached project description.

• The contractor is responsible for addressing existing work, which includes removing or altering existing work to prevent injury or damage to remaining portions, and repairing or replacing altered portions to match existing conditions.

• The contractor is responsible for identifying and verifying the location and elevation of existing underground facilities, including any type of underground obstruction not indicated or specified for removal.

• The contractor must notify the Contracting Officer's Representative (COR) 48 hours prior to starting excavation work.

• Government-furnished material and equipment will be indicated on drawings and in the scope of work, if applicable.

• Location: Marine Corps Base Camp Lejeune, North Carolina.

• Compliance with FAR 52.236-9, Protection of Existing Vegetation, Structures, Equipment, Utilities, and Improvements.

• Contractor must employ a professional utility locator to scan the construction site.

• Contractor must verify elevations of existing piping, utilities, and obstructions before installing new work.