Addendum 1 - ABSD - Chillers & CHW Pumps RFP Phase 1.pdf

Anchor Bay School District – Energy Savings Performance Contract

Chiller(s) & Chilled Water Pump(s) Upgrades - Request for Proposal – Phase 1 –

Addendum No. 1

Centrix Energy 792 Lois Dr Sun Prairie, WI 53590

(817) 506-8303

May 22, 2026

TABLE OF CONTENTS

ADDENDUM NO. 1

OVERVIEW

MODIFICATIONS AND CLARIFICATIONS

ATTACHMENTS

Revised MEP Drawings – Addendum #1

ADDENDUM NO. 1

Project: Anchor Bay School District – Energy Savings Performance Contract

Chiller(s) & Chilled Water Pump(s) Upgrades Phase 1 – Addendum 1

TO: All Prospective Bidders/Contractors

DATE: May 22, 2026

RE: Addendum No. 1 – Clarifications and Modifications

OVERVIEW

This Addendum No. 1 is incorporated into the original Bidding Documents dated May 15, 2026, for the above-referenced project. The purpose of this addendum is to clarify, revise, and/or supplement the bidding documents as noted below. As stated in the original RFP, bids are to be received at the district’s Administrative Office, no later than 1:00PM (local time) on June 11, 2026.

All bidders shall acknowledge receipt of this Addendum No. 1 in the space provided on the Bid Form. Failure to acknowledge receipt of this addendum may result in rejection of the bid.

Where any item in this addendum conflicts with the original Request for Proposal (RFP) bidding documents, the requirements of this addendum shall govern and take precedence.

MODIFICATIONS AND CLARIFICATIONS

1. Regarding Exhibit H (Residual Value and Disposition of Existing Chillers), the preference would be to use Basic Metals, 29901 26 Mile Road, New Haven, MI for disposition of scrap metal. The associated disbursement would be for Basic Metals to issue a check directly payable to Anchor Bay School District.

2. Each bidder’s proposal shall include the work described herein. Unless otherwise indicated, the work described herein shall comply with, and be equal in all respects to, the original Specifications and the Drawings accompanying same. Include incidental work required to properly complete the work, whether stated herein or not.

3. Revised MEP Drawings which include -

Lighthouse Elementary School:

Drawings Issued: MD0.2, M6.1

Mechanical Drawing Items:

MD-1 Refer to Sheet MD0.2

1. Revised Demolition Key Note ‘A’ in Demolition Key Note list.

MD-2 Refer to Sheet M6.1

1. Revise Chiller System Piping Diagram to show new isolation valves.

2. Revise note to include temporary drain and storage of system fluid.

MacDonald Elementary School:

Drawings Issued: M6.1

Mechanical Drawing Items:

MD-1 Refer to Sheet M6.1

1. Revise Chiller System Piping Diagram to reflect actual location of isolation valves

2. Revise temperature gauges to existing.

3. Revise location of new DPS and strainer and associated fittings and gauges to exterior of building.

Maconce Elementary School:

Drawings Issued: M7.2, E0.2, ED0.3, E0.3, E5.1

Mechanical Drawing Items:

MD-1 Refer to Sheet M7.2

1. Revise Electrical information in Blower Coil Unit Schedule.

Electrical Drawing Items:

ED-1 Refer to Sheet E0.2

1. Add panel schedule RP-CC.

ED-2 Refer to sheet ED0.3

1. Add existing panel RP-CC.

2. Remove construction key note “A” from AHU-2.

ED-3 Refer to sheet E0.3

1. Add existing panel RP-CC.

2. Remove construction key note “1” from AHU-2.

3. Add circuit for AHUI-1

ED-4 Refer to sheet E5.1

1. Revise one-line diagram.

2. Revise main switchboard connected load calculation.

Lottie Schmidt Elementary School:

Drawings Issued: MD0.2, M0.2, M6.1, ED0.3, E0.3

Mechanical Drawing Items:

MD-1 Refer to Sheet MD0.2

1. Revise to indicate existing chilled water piping and extent of new piping.

2. Revise location of existing CP-1 and CP-2 and associated key notes to align with mezzanine location.

MD-2 Refer to Sheet M0.2

1. Revise to indicate existing chilled water piping and extent of demolition and drainage.

2. Revise location of CP-1 and CP-2 and associated key notes and VFC drives to align with mezzanine location.

3. Revise location of Cartridge Filter in mezzanine.

MD-3 Refer to Sheet M6.1

1. Revise Chiller System Piping Diagram to show new isolation valves.

2. Revise note to include supplementation of system fluid.

Electrical Drawing Items:

ED-1 Refer to Sheet ED0.3

1. Revise location of CP-1 and CP-2 and existing disconnects and existing DP-H panel to align with mezzanine location.

ED-2 Refer to Sheet ED0.3

1. Revise location of CP-1 and CP-2 and associated VFCs and existing DP-H panel to align with mezzanine location.

ACKNOWLEDGEMENT – ADDENDUM NO. 1

All bidders must acknowledge receipt of this Addendum No. 1 by signing and returning this form with their bid submission, or by noting receipt of this addendum in the space provided on the Bid Form.

Company Name: _____________________________________________________________

Authorized Signature: __________________________________________________________

Printed Name: ________________________________________________________________

Date: ________________________________________________________________________

END OF ADDENDUM NO. 1