2A - SOW JLSS-25-9991AMA HVAC Repair Bldg 221.pdf

HVAC Repairs, Building 221

STATEMENT OF WORK (SOW)

For

Revision 1

DATE: 13 FEBRUARY 2025

I. PRINCIPAL FEATURES OF WORK: The Contractor shall provide all materials, labor, supervision and equipment for the requirements specified in this Statement of Work (SOW) to ensure a complete and usable facility. The Contractor shall submit all the required documents in accordance with the below instruction. The Contractor shall verify site conditions and conduct all field surveys and measurements as necessary to complete this project. All references to and citing of government and industry standards and codes must show the date of the reference used. It is not acceptable to state “use of latest or current issue” or state “install per code” in lieu of delineating portions of the code in application to installations, assemblies, and materials. All work shall be in accordance with the latest versions of the following; however, final determinations of code compliance shall be made by the Base Civil Engineer (BCE) or the BCE’s designated representative:

1. All DoD Unified Facility Criteria (UFC). See Whole Building Design Guide: http://www.wbdg.org.

2. Air Force Engineering Technical Letters. See https://www.e-publishing.af.mil

3. Pennsylvania Department of Transportation: Publication 408

4. Applicable industry standards (ASHRAE, ANSI, AASHTO, OSHA etc.)

5. State and Federal OSHA regulations

6. Specifications as referenced or attached

A. General Scope: Remove and Replace Chillers in accordance with the following tasks. See Section II

Pertinent Information. I CLINs. for Contract Line Items of facilities. The Government reserves the right to award any, or all CLINs, regardless of CLIN number.

1. Task: The Contractor shall replace chillers with a current appropriate Carrier Model

a. Provide protection to area of work on concrete pad throughout the duration of the project.

b. Remove and replace with appropriate Carrier Chiller

c. Dispose of the existing chiller refrigerant and provide disposal documentation to the

COR (Contracting Officer Representative, i.e. the Government technical rep.)

coordinator.

d. Dispose of old chiller and provide disposal documentation to the COR.

e. Provide and install equivalent chiller.

f. Remove and replace the existing electrical heat trace that is associated with the chiller.

Remove and replace existing motor operated valves chilled water valves (at the unit). Test for proper operation and repair all failed motor-controlled chiller valves that are controlled by the BAS system. Demonstrate operation and control to the COR.

g. Remove and reconfigure as necessary the chilled water supply line and chilled water return line to accommodate the replacement chiller. Insulate the chilled water pipes within the area.

http://www.wbdg.org/ https://www.e-publishing.af.mil/

h. Provide chilled water: pressure, temperature, and flow meters and integrate in the BAS.

Include on chiller BAS graphics.

i. Provide up to date refrigerant with full charge.

j. Provide factory startup of chiller to be witnessed by the COR.

k. Test operations and provide report that includes sub cooling, superheat, loop static pressure, loop operating pressure, compressor amps, condenser fan amps, oil pressure, refrigerant pressure, and glycol mixture. Allow COR to witness all testing.

l. Reconnect the existing BAS controls and monitoring. Update the BAS graphics to match the new Chiller. Demonstrate operation to COR at BAS front end. Provide connection and integration of all alarms to BAS.

II. PERTINENT INFORMATION:

A. Performance Period: The performance period shall be 120 days from Notice to Proceed (NTP).

The Contractor shall submit the schedule upon receipt of NTP. Expect the affected buildings to be occupied during the construction phase. In order to maintain the building environment, the Contractor will include alternate sources of cooling appropriate to the existing weather conditions expected during construction. No work is to be performed over a Unit Training Assembly (UTA) weekend unless required for emergency work as determined by the Government.

B. Working Hours: The facilities will be made available to the Contractor from 7:00am to 4:00pm, Monday through Friday, five (5) days a week, excluding U.S. Federal holidays. The Contractor shall notify the Government three (3) working days in advance if work needs to be performed outside of these working hours. No work will be performed on (UTA) weekends. Vehicle inspection services are only available until 3:30pm unless prior arrangements are made. Work schedule shall be discussed at site visits during the pre-bid process.

C. Installation and Building Access: Contractor personnel will require base passes and escorts to access buildings. Access times will be scheduled with building Facility Managers through the COR or designated 911th Civil Engineering Government Representative.

D. Technical Requirements: Those qualified personnel with an HVAC License shall be at the job site, either directly supervising or performing site work. The Contractor is responsible for identifying these requirements. The Contractor is further responsible for executing abatement and environmental controls required to comply with Federal and state regulations concerning necessary asbestos and refrigerant removal within the confines of all areas affected by this project. The Contractor’s site superintendent will maintain a copy of the AF Form 103, “Base Civil Engineering Work Clearance Request,” on site at all times.

F. Documents Required: All documents required under this Contract include, but are not limited to, as-built drawings, all written communications affecting project completion, reports, warranties, etc. Contractor shall submit material submittals for all materials to be installed for approval prior to commencement of work.

G. Contractors will follow the base specifications in Attachments A (Work Restrictions). This lays out facility access requirements, behavior expectations, and other general conditions and Air Force requirements while performing this work.

1. All contractor and subcontractor personnel entering the Pittsburgh Air Reserve Station (ARS) are required to have a pass; escorting is NOT permitted. Five (5) business days prior to the desired date of access or start of on-site work, the Contractor shall submit applications for base passes to the Contracting Officer. See attachment, “2024 CONTRACTOR-VISITOR ACCESS

MEMO”.

2. ALL commercial vehicles accessing the installation must be inspected in the Commercial

Vehicle Inspection facility prior to entry, regardless of Contractor credentials. It is the contractor’s responsibility to ensure that vehicular traffic is coordinated with Security Personnel to ensure Quality Control of materials.

3. Upon completion of this Contract, the Contractor shall return all employee, and vehicle passes to the Visitor Control Center (Building 107) and obtain a Certification of Receipt. Final payment will be withheld until the Contractor has submitted the Certificate confirming all passes have been returned.

4. The Government shall not be held responsible for any delay to the contract period of performance if the Contractor failed to submit required documentation in a timely manner or their employees are refused entrance due to failure to follow specified procedures.

H. Design Requirements: Not applicable this project.

I. Contract Line-Item Numbers (CLINs). See this Statement of Work, Section I for work requirements to complete the following CLINs.

1. MA: Replace Chiller, Bldg 221

III. WARRANTY: A one-year General Contractor’s Warranty is required IAW applicable Federal

Acquisition Regulation (FAR) contract clauses

IV. SPECIFICATIONS: Included as attachments to this Statement of Work.

A. Section 01 14 00 – Work Restrictions B. Section 01 32 00 – Construction Progress Documentation C. Section 01 34 00 – Submittal Procedures D. Section 01 40 00 – Quality Requirements E. Section 01 41 00 – Environmental Protection F. Section 01 59 50 – Safety Requirements G. Section 01 73 00 – Close Out Procedures H. Section 01 73 89 – Cutting and Patching I. Section 02 41 19 – Selective Demolition