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Attachment B <br /> Paulson & Clark Engineering <br /> Structural I Mechanical I Electrical I Security <br /> Project: Arden Hills City Hall HVAC Replacement <br /> To: Dave Perrault — City of Arden Hills <br /> From: Travis Willemssen, P.E. <br /> Senior Mechanical Engineer <br /> Final Project Scope: <br /> • Replace existing domestic hot water heater with new high efficiency model. Provide <br /> new flue & air intake piping. Reconnect to existing domestic water & gas piping. <br /> • Replace (2) existing boilers with (2) new high efficiency models. Provide new flue & <br /> air intake piping. Provide new heating water pumps. Reconnect to existing heating <br /> water & gas piping. <br /> • Replace (3) existing air-cooled condensing units with new high efficiency models. <br /> Replace existing cooling coils in (3) existing air handling units. Provide new <br /> refrigerant piping. <br /> • Replace existing unit heater in mechanical room. Reconnect to existing heating <br /> water piping. <br /> • Replace damaged duct liner in existing lower level return duct. <br /> Proposed Schedule: <br /> • August 28 — Issues bid documents <br /> • September 22 — Bid date <br /> • September 28 — Project is awarded <br /> • October 12 — Construction Begins <br /> • April 30 —Substantial Completion <br /> Page 1 of 1 <br />