Business Services Procurement and Contracting

16550 SW Merlo Road Beaverton, OR 97003

(503) 356-4324

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April 25, 2018 SOLICITATION ADDENDUM NO. 1

ITB 18-0020

ELMONICA, ERROLL HASSEL, GREENWAY BOILER REPLACEMENTS THE FOLLOWING CHANGES/ADDITIONS TO THE ABOVE CITED SOLICITATION ARE ANNOUNCED: This Addendum modifies the Invitation to Bid (ITB) document(s) only to the extent indicated herein. All other areas not changed or otherwise modified by this Addendum shall remain in full force and effect. This Addendum is hereby made an integral part of the ITB document. Bidder must be responsive to any requirements of this Addendum as if the requirements were set forth in the ITB. Failure to do so may result in Bid rejection. See the ITB regarding requests for clarification or change and protests of this Addendum, and the deadlines for the foregoing. This addendum is to be acknowledged in the space provided on the Bidder Certification form supplied in the solicitation document. Failure to acknowledge receipt of this addendum may be cause to reject your offer.

The closing date Remains UNCHANGED: May 2, 2018 at 2:00 PM Pacific Time

CLARIFICATIONS:

Substitution Request submitted for RBI FLEXCORE 850 Model CK0850 is accepted.

CHANGES: Delete pages 216-220 (Duplicates)

SPECIFICATIONS

Note: Revised Additions are in bold, deletions have a strikethrough.

SECTION 23 52 00 - HEATING BOILERS AND EQUIPMENT

1) Article 1.02, A: Remove paragraph and re-letter subsequent paragraphs as follows.

A. Acceptable Manufacturers: Buderus SB Series, Aerco Benchmark, Lochinvar Crest or Cleaver

Brooks Clearfire. BA. Labels: Underwriters Laboratories (UL) labeled or certification by a nationally recognized

electrical testing laboratory having the facilities for testing, factory inspection and field inspection as required by the National Electrical Code is required for all fans, controls, all electrically-operated equipment and other electrical items incidental to the work specified, as required by code.

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CB. Code Requirements: Comply with or exceed the minimum standards of the National Electrical Code (NEC), State of Oregon modifications to the NEC, and all local ordinances applicable to electrical wiring, contacts, controls, etc., included with or contained within manufactured items.

DC. Field Wiring: It is the intent of these specifications that all systems shall be complete and

operable. Refer to all drawings and specifications, especially the electrical drawings, to determine voltage, phase, circuit ampacity and number of connections provided. Provide all necessary field wiring and devices from the point of connection indicated on the electrical drawings. Bring to the attention of the Architect in writing, all conflicts, incompatibilities, and/or discrepancies prior to bid or as soon as discovered.

DRAWINGS

Drawings EM2.1, HM2.1, and GM2.1 detail 1 issued with clouded revision to note the removal of the existing

boiler housekeeping pad.

Drawings EM2.1, HM2.1, and GM2.1 issued with clouded revision to note the update of the gas sizing.

Drawings EM2.1 and HM2.1 detail 2 issued with clouded revision to note the addition of pump VFDs.

Drawing HM2.1 issued with clouded revision to note the updated north-facing arrows.

Drawing HM2.1 detail 2 issued with clouded revision to note the inclusion of west module gas line.

-END of Addendum Michael Mathews Purchasing Manager

Beaverton