Attch 1 - Performance Work Statement.pdf

4 June 2021

PERFORMANCE WORK STATEMENT (PWS)

REPLACE EXISTING CHILLED WATER LINES

ON TWO CHILLERS, BUILDING 827

1. DISCRIPTION OF SERVICES

1.1. The contractor shall provide all qualified personnel, transportation, tools, equipment, materials and services required to furnish and install replace existing chilled water lines on two chillers at building 827, Little Rock AFB, AR 72099. The contractor shall accomplish all services below to meet the requirements of this Performance Work Statement (PWS). Work shall be in compliance with all Federal, State and local regulations, codes and license requirements. Work shall be accomplished within 60 days of contract award.

1.2. The requirements official has determined that none of the services to be performed are inherently governmental.

2. SAFETY AND REGULATORY REQUIREMENTS

2.1. Building 827 is the fitness facility for the base. It is in operation 24 hours a day. This operation may or may not require the contractor to work on weekends to accomplish the task due to operations. Escort shall be provided by the user (if needed).

2.2. Pre-Install Requirements: Before services are commenced, the contractor shall inspect the work site and ascertain all information for the diligent performance of the service(s). The contractor shall notify the ordering agency of any conditions that prevent the suitable completion of these services to include operations that could endanger Government personnel or property and require appropriate abatement action. If the contractor discovers problems associated with the work after starting, he or she shall immediately notify the Contracting Officer (CO) for their approval if the work is to continue. Coordinate with the Government designated representative to have utilities/fire alarms etc…turned on or off during the competition of the task.

2.3. Disposal of waste: All waste disposals are the responsibility of the contractor to include any fees or permits. Recycling containers may be provided if needed for the operation.

Coordinate through your government representative or contract COR.

2.4. All work shall be accomplished in accordance with all regulations regarding the installation

HVAC equipment and pipe insulation along with any environmental regulations on disposal.

2.5. If a crane is required for any of the installation of the equipment by Federal Law an airfield waiver must be accomplished and signed off by the FAA. This takes a minimum of 60 days to complete and will delay work till completed.

3. WORK REQUIREMENTS

3.1. The contractor shall remove existing, install new and insulate chilled water lines on two existing Trane Chillers models CGAM 100 Ton 460V 3ph 60Hz inside the mechanical enclosure at building 827. Contractor is responsible for furnishing all material needed for a complete operational turn-key unit. Contractor shall replace all supply and chilled lines with four inch schedule 40 black iron from chiller to connection outside the facility mechanical wall. New lines shall be configured to have minimum impact on chiller maintenance. Supply/Return chilled water lines shall have flanged isolation valves for each Trane unit and configured to isolate each chiller and allowing one unit to run at a time. A single set of back up emergency connections shall be in line on the supply and chilled pipe connections nearest the gate for connection to a portable unit. Flanged pipe vibration isolators shall be used on both supply/return chilled water lines on each chiller heat exchanger. Each chiller supply/return line shall have 100 psi gauges installed with a ball type isolation valve to isolate gauges for each chiller. Chiller water supply/return temperature gauges and wells will be installed at each chiller heat exchanger.

Contractor will install Thread-O-Lets for each EMCS temperature sensors; CE will provide the sensors. Supply lines shall have a flanged strainer installed on inlet line of each chiller heat exchanger. Contractor shall connect ice plant piping, and replace isolation valves with new manufacturer recommended valves. Pipe insulation shall be fiberglass (trade name fart rock) with aluminum jacket similar to existing. Lines crossing any walk way will have at least a six foot height clearance from the ground.

4. GOVERNMENT FURNISHED EQUIPMENT

4.1. All existing emergency connections, gate, control and butterfly valves may be re-used with contractor furnished new flange gaskets and bolts (except ice plant isolation valves). However the contractor will have provide full warranty for all if re-used.

5. GENERAL REQUIREMENTS

5.1. Contractor personnel and vehicles must possess appropriate passes. These shall be obtained from Installation Security Forces Pass and ID at the Vehicle Inspection Center.

5.2. The Contractor is subject to all installation fire, safety, security, and traffic regulations.

5.3. The Government contracts on the understanding that the Contractor is complying with applicable laws concerning workplace safety.

5.4. The Contractor is subject to all citations and penalties for violation of applicable workplace safety laws. The burden of compliance rests with the Contractor. Enforcement of workplace safety laws is the responsibility of the agency specified in the applicable law.

5.5. The Contracting Officer may notify the Contractor of hazards in Contractor operations that endanger Government personnel or property and require appropriate action. This provision does not constitute assumption of liability for Occupational Safety and Health compliance on the part of the Government or negate other agency responsibility for enforcement of applicable laws.

5.6. Accident prevention principles must be thoroughly integrated into all operations. Unsafe conditions and practices, as identified by the designated representative, must be corrected immediately.

5.7. Contractor Employees: While on the installation, the contractor shall not employ persons for work on this contract if such employee is identified to the contractor by the Contracting

Officer as a potential threat to the health, safety, security, general well-being or operational mission of the installation and its population. Contractor personnel shall present a neat appearance and be easily recognized as contractor employees. This may be accomplished by wearing distinctive clothing bearing the name of the organization or by wearing appropriate badges containing the organization's name and the employee's name. Contractor personnel must wear issued base identification cards at all times while on the installation.

5.8. Service contracts shall require contractor employees to identify themselves as contractor personnel by introducing themselves or being introduced as contractor personnel and displaying distinguishing badges or other visible identification for meetings with government personnel. In addition, contracts shall require contractor personnel to appropriately identify themselves as contractor employees in telephone conversations and in formal and informal written correspondence.

6.0. WARRANTY

6.1. Contractor shall guarantee all material, workmanship and labor from defects for a period of

12 months from the date of acceptance of the work.

7.0. APPENDIXES

APPENDIX A: PICTURES OF EXISTING MECHANICAL YARD SETUP.