USDA-ARS-CSRL-_Upgrade_BAC-_Lubbock_TX-Addendum_001.pdf

ADDENDUM NO. 001

PROJECT: USDA-ARS DESIGN THE BUILDING AUTOMATION CONTROLS FOR BUILDING 24,

CROPPING SYSTEMS RESEARCH LABORATORY (CSRL)

Lubbock, Texas

ARCHITECT: McCall & Associates-AIA-Architects

8610 N. New Braunfels Ave., Suite 201 San Antonio, Texas 78217

(210) 824-8400 (Phone)

(210) 824-8484 (Fax)

DATE: July 24, 2018

This addendum shall be included in and considered part of the drawings and specifications for the above referenced project. Wherein provisions for the following drawings and specifications contained in the addendum differ from the provisions of the original drawings and specifications, the provisions of the addendum shall govern and take precedence.

This addendum is being issued to all contractors to whom documents have been issued. This addendum shall become a part of the Proposal/Bidding Documents, and in turn, shall become a part of the Contract Documents at the time a Contract for Construction is awarded to the successful bidder.

Care has been taken to make reference to all items being revised, added, deleted, or clarified; however, any item called for in this Addendum, but not cross-referenced to every possible item shall be construed to apply to any drawings, specifications, or schedules related or referenced to the item stated in the addendum.

It is recommended that each correction, addition, deletion or clarification herein stated or shown be made to the corresponding portion of the drawings or specifications to which it applies. Bidders are cautioned to verify that subcontractors affected by this addendum have knowledge of this addendum and incorporate same into their Bid.

MECHANICAL DRAWING REVISIONS

1. SHEET MD101 / MECHANICAL PARTIAL DEMOLITION PLAN:

Drawing Sheet is reissued to indicate updated T-stat locations. Refer to Attachments.

2. SHEET M101 / MECHANICAL PARTIAL NEW WORK PLAN:

Drawing Sheet is reissued to indicate updated T-stat locations. Refer to Attachments.

3. SHEET M301 / MECHANICAL SCHEDULES: Drawing Sheet is reissued to provide updated information on existing VAV boxes. Refer to Attachments.

ADDENDUM NO. 001

USDA-ARS DESIGN THE BUILDING AUTOMATION CONTROLS FOR BUILDING 24, CROPPING SYSTEMS

RESEARCH LABORATORY (CSRL)

Lubbock, Texas July 24, 2018

MECHANICAL SPECIFICATION REVISIONS

4. Section 230900 – Instrumentation and Controls for HVAC

a. Paragraph 2.2, A, Manufacturers: Add No. 3 to read as follows: “Phoenix Controls.”

b. Paragraph 2.11, Actuators: Add C. to read as follows: “Contractor to supply two backup actuators, kept on hand for replacement in the event of damage or malfunction.”

END OF ADDEMDUM NO. 01

Attachments: Addendum No. 001 MEP Seal and Description Page.

Revised Drawing Sheet MD101 / Mechanical Partial Demolition Plan.

Revised Drawing Sheet M101 / Mechanical Partial New Work Plan.

New Drawing Sheet M301 / Mechanical Schedules.

cc: file:#375-109 H:\Documents\375-109 Upgrade BAC-Bldg 24-Lubbock, TX\Bidding\Addendum 001.doc

SPECIFICATIONS:

1. Section 230900 - Instrumentation and Controls for HVAC

a. Paragraph 2.2 A. Manufacturers, added No. 3 to read as follows" Phoenix Controls."

b. Paragraph 2.11 Actuators, added C to read as follows: " Contractor to supply two backup actuators, kept on hand for replacement in the event of damage or malfunction."