SF30 36C25724Q0525 0001.docx

36C25724Q0525 0001 36C25724Q0525 0001

5. PROJECT NUMBER (if applicable)

CODE

7. ADMINISTERED BY

2. AMENDMENT/MODIFICATION NUMBER

CODE

6. ISSUED BY

8. NAME AND ADDRESS OF CONTRACTOR

4. REQUISITION/PURCHASE REQ. NUMBER

3. EFFECTIVE DATE

9A. AMENDMENT OF SOLICITATION NUMBER

9B. DATED

PAGE OF PAGES

10A. MODIFICATION OF CONTRACT/ORDER NUMBER

10B. DATED

BPA NO.

1. CONTRACT ID CODE

FACILITY CODE

CODE

Offers must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended, by one of the following methods:

The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offers

E. IMPORTANT:

is extended,

(a) By completing Items 8 and 15, and returning __________ copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted; or (c) By separate letter or electronic communication which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY is not extended.

12. ACCOUNTING AND APPROPRIATION DATA

(REV. 11/2016)

is required to sign this document and return ___________ copies to the issuing office.

is not, A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE CONTRACT ORDER NO. IN ITEM 10A.

15C. DATE SIGNED

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(b).

RESULT IN REJECTION OF YOUR OFFER. If by virtue of this amendment you desire to change an offer already submitted, such change may be made by letter or electronic communication, provided each letter or electronic communication makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER

Contractor

16C. DATE SIGNED

14. DESCRIPTION OF AMENDMENT/MODIFICATION

16B. UNITED STATES OF AMERICA

Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect.

15A. NAME AND TITLE OF SIGNER

16A. NAME AND TITLE OF CONTRACTING OFFICER

15B. CONTRACTOR/OFFEROR

STANDARD FORM 30

PREVIOUS EDITION NOT USABLE

Prescribed by GSA - FAR (48 CFR) 53.243 (Type or print) (Type or print) (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

(Number, street, county, State and ZIP Code) (If other than Item 6) (Specify type of modification and authority) (such as changes in paying office, appropriation date, etc.)

(If required)

(SEE ITEM 11)

(SEE ITEM 13)

(X)

CHECK

ONE

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS,

IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

(Signature of person authorized to sign) (Signature of Contracting Officer)

05-08-2024 549-24-4-5096-0130

Department of Veterans Affairs Network Contracting Office 17 Central Texas Veterans HCS 1901 Veterans Memorial Dr. Building #171 Temple, TX 76504

36C257 Same as block 6

To all Offerors/Bidders

36C25724Q0525 05-08-2024

X

The purpose of this amendment is to:

1. Post the answers to the technical questions received.

2. The offeror due date remains the same, May 21, 2024, 4PM CST.

Technical Questions/Answers | 36C25724Q0525

Boiler & Chiller Chemical Water Treatment Supplies and Services

1. Is this a brand-new contract OR if there is (was) an incumbent performing these services?

Answer: Liberty Technical is currently performing the Services.

2. If not brand new, could you please provide the current / previous contract number?

Answer: 36C25723P0624

3. Can you share the volume of each cooling system?

Answer: Dallas: Each Basin 15’X21’X3’ Deep with a sump in front, Unknown volumes. Chilled water 3.5 million Gallon storage, Piping to campus 500k – 1.5 million gal.

Garland: No documentation on site. Will have to establish chemical levels by water sample testing.

Bonham: No documentation on site. Will have to establish chemical levels by water sample testing.

4. For the open loop cooling systems' biocide program is dual biocide and bio dispersant required?

Answer: Dual Biocide Oxidizer and Non-Oxidizer

5. Do you want everyone to price industry best practice of continuous feed of oxidizing biocide?

Answer: Oxidizing Biocide fed with ORP Probe

6. At the Dallas location, with the new piping arrangements, will there be a single takeoff for control loop and chemical injection? If so, do we need to plan for our installers to make this takeoff point?

Answer: However the contractor see fit to set the system up, single point or multipoint all work would be the responsibility of the contractor. Contractor must have safety measures in mind if a single point is installed.

7. Is acid allowed on-site to be used in the cooling towers?

Answer: If acid is used, the VA personal will not handle or assist in any dealings. Contractor will have 100 % control over the acid.

8. What is the target ppm residual of Silica in the Thermal Energy Storage closed loop?

Answer: Will have to establish chemical level by water sample testing, then establish min levels of industrial standard.

9. What is the makeup (gallons per year) to the Thermal Energy Storage closed loop? If unknown, how much makeup should be assumed for calculations of inhibitor usage?

Answer: 3.5 million Gallon storage, Make up for 365, 1.8 million

10. How frequently do you want the Thermal Energy Storage closed loop treated with biocide and what chemical do you want used?

Answer: Chlorine Dioxide has been the biocide feed consistently at .5PPM

11. Do you want to use nitrite for the smaller chill and hot closed loops? If so, how many loops should we calculate and at what volumes?

Answer: Dallas : Nitrite can be used, 1 loop in plant. Campus information below. The contractor will have to check volumes to establish nitrite levels through sample testing.

BLDG # of loops 2J 1 Whole BLDG 2 18 Smaller, mainly by floor or area 74 1 Whole BLDG 3 1 Small, but whole BLDG 43 1 Small, only in the Annex 6 - Unsure, remodeled 60 2 1 small for Hospice, 1 large for A, B, C halls

Garland: Approx. 9 loops total. Contractor will have to establish nitrite levels through sample testing.

Bonham: 1 loop in plant, contractor will have to establish nitrite levels through sample testing.

12. The internal chemical to the boilers already has stainless lines injecting to the boiler along with all the sample points to the lab testing area. Do all these lines need to be replaced?

Answer: All the lines from the boilers/ DA / condense return tank to the sample point in the lab testing area are not stainless steel and will need to be removed. The contractor shall be able to get sample from the sample points in the lab testing area.

13. Are the controllers needing to have corrators for “live” corrosion monitoring which will add a lot of expense or are coupon racks fine?

Answer: Coupon Racks are fine

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