PAO Chiller System

Active

Contract Opportunity

PAO Chiller System. Please see Sources Saught doc and Equipment List attached.

Follow up from initial RFI request (PAO Chiller System (Notice ID: 14816), provide capabilities for the following? The full SOW is also attached for reference.

• Provide and install all material to construct overflow basin for PAO chillers and pumps.

• Mechanical Room to House PAO Chillers
  
  
  
  • 5.3.1 The Contractor shall construct a dedicated, sound-attenuated room at the designated
  
  
  
  

location to house the PAO chillers. The room shall meet the following specifications:

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  • 5.3.2 Walls: Construct walls using 6-inch, 16-gauge metal studs with 5/8-inch drywall on both
  
  
  
  

sides. Install R-21 insulation within the framing. Extend walls from the true floor to the

underside of the metal deck above, effectively creating a full-height barrier.

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  • 5.3.3 Sound Attenuation: The complete room assembly (walls and doors) must achieve a Sound
  
  
  
  

Transmission Class (STC) rating of 45.

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  • 5.3.4 Doors: Install doors with a minimum STC rating of 45. Provide at least one door of sufficient
  
  
  
  

size to facilitate the passage of the PAO chillers during installation and maintenance.

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  • 5.3.5 Finishes: Paint the walls to match the existing laboratory aesthetic.
  
  
  • 5.3.6 Floor and Ceiling Integration: The Contractor shall modify the existing raised access floor and
  
  
  
  

grid ceiling as necessary to accommodate the new wall placement and chiller skid, ensuring a

seamless and integrated appearance. This modification shall not be done until the

mechanical room is in place and the Chiller skids arrive.

• Chiller Support and Containment
  
  
  
  • 5.4.1 The chiller room shall house the support and isolation stand(s) for the PAO chillers.
  
  
  • 5.4.2 Each stand shall include a containment pan to meet the contract requirements, unless the
  
  
  
  

chiller units have integrated containment features.

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  • 5.4.3 The new mechanical room layout must accommodate the Pall Filter unit.
  
  
  • 5.4.4 The height of the support stands shall match the existing raised access floor height.
  
  
  • 5.4.5 In-fill the area around the stands with raised access floor panels to maintain a consistent
  
  
  
  

floor surface.

• Paint/Finish
  
  
  
  • 5.6.1 Any damage to paint must be repaired using 1 coat primer and 2 coats paint and shall match
  
  
  
  

existing paint.

• Plumbing
  
  
  
  • 5.8.1 Contractor shall direct the overflow drain line to an overflow drain catch. This overflow drain
  
  
  
  

catch must be separate from the spill catch system.

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  • 5.8.2 If the allocated space is not sufficiently sized for the PAO chiller system, the Contractor shall
  
  
  
  

propose an alternate solution before contract is awarded.

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