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Chiller Replacement Multi-Site
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Chiller Project

Chiller Project
Keewaydin Chiller Replacement Work

 

Minneapolis Public Schools Chiller Replacement Project

Scope of Work:

New chilling equipment will replace cooling plants that have reached end of service life.  

  • Lake Nokomis Community School Keewaydin Campus – New chiller and enclosure being installed on the northeast side of the school to replace cooling equipment the has reached end of service life.  Completion Spring 2021.  
  • Nellie Stone Johnson Community School – Replacement of the chillers on the northeast roof of the school to replace cooling equipment that has reached end of service life.  Completion Spring 2021.
  • Lucy Craft Laney Community School – Replacement of the chillers on the northwest roof of the school to replace cooling equipment that has reached end of service life.  Completion Spring 2021.
  • Bryn Mawr Elementary School – Replacement of the chiller above the media center to replace cooling equipment that has reached end of service life.  Completion Summer 2021.
  • Olson Middle School – Replacement of the chiller at the northwest corner of the school to replace cooling equipment that has reached end of service life.  Completion Summer 2021.
  • Windom Dual Immersion School – Replacement of the chiller on the north roof of the school to replace cooling equipment that has reached end of service life.  Completion Summer 2021.

Project Updates: 

May 2021: Keewaydin, Nellie Stone Johnson, and Lucy Laney: New chillers are all operational.  Steel panel installation for the chiller enclosures are back ordered – panel installation planned for end of May/early June.

Olson, Bryn Mawr, and Windom – Interior mechanical work has been substantially completed at Olson and Bryn Mawr.  The old chiller was removed from Bryn Mawr - roofing/structural steel work to be completed May/June and a new transformer installed for the new chiller.  Olson – old chiller and enclosure will be removed in May followed by installation of a new concrete chiller pad.  The existing chain link fence that surrounds the chiller will be replaced with sound control panels.  Windom – interior demo work is progressing in the mechanical spaces.  Removal of the existing roof-top chiller and platform scheduled for mid-May followed by select roofing modifications and construction of the new roof-top chiller platform.  Delivery of new chillers June/July, operational August.

April 1, 2021: Keewaydin progress: The new chillers have been set into place.  Piping and controls are being completed.  Panels for the chiller enclosure are in fabrication and will be installed to create the walls of the chiller enclosure.

Nellie Stone Johnson progress: The new chillers have been set into place on the NE corner of the school roof.  Piping and chiller controls are being completed.  Wall panels are in fabrication to enclose the equipment.

Lucy Laney progress:  The new chillers have been installed on the roof.  Construction continues on the screen wall surrounding the equipment.  Screen panels will be attached to the steel wall structure to enclose the chillers.  Piping and controls are in process of being completed.

Olson, Bryn Mawr and Windom- Disconnection of old chillers and equipment commenced March 2021.  Mechanical and site prep, new valves/piping, system controls, and roof work work will continue through spring 2021.  New chillers will be installed summer 2021.  

February 16, 2021: Keewaydin, Nellie Stone Jonson, and Lucy Laney substantially completed Spring 2021. 

Bryn Mawr, Olson, and Windom substantially completed summer 2021.

Project Schedule (subject to change):

Board of Education Approval: February 2021

Construction Start: Fall 2020

Final Completion: Summer 2021

General Contractor: TBD

 

Chiller Replacement- Multi-Site
Keewaydin
Nellie Stone Johnson
Lucy Laney