Sol_140P2025R0039_Amd_0004.pdf

(x)

140P2025R0039 x x

1 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 ACKNOWLEDGEMENT TO BE

RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY 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.

x

PDS

Denver CO 80225-0287 P.O. Box 25287 1 Denver Federal Center, Building 50 NPS, DSC Contracting Services Div

06/18/20250004

13. THIS ITEM ONLY APPLIES TO MODIFICATION OF CONTRACTS/ORDERS. IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

12. ACCOUNTING AND APPROPRIATION DATA (If required) is not extended.is extended, Items 8 and 15, and returning

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: (a) By completing

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

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

FACILITY CODE CODE

10B. DATED (SEE ITEM 13)

10A. MODIFICATION OF CONTRACT/ORDER NO.

9B. DATED (SEE ITEM 11)

9A. AMENDMENT OF SOLICITATION NO.

CODE

8. NAME AND ADDRESS OF CONTRACTOR (No., street, county, State and ZIP Code)

7. ADMINISTERED BY (If other than Item 6)CODE 6. ISSUED BY

PAGE OF PAGES

4. REQUISITION/PURCHASE REQ. NO.3. EFFECTIVE DATE2. AMENDMENT/MODIFICATION NO. 5. PROJECT NO. (If applicable)

1. CONTRACT ID CODE

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

06/18/2025

CHECK ONE A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE CONTRACT

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority) appropriation data, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(b).

E. IMPORTANT: Contractor is not is required to sign this document and return __________________ copies to the issuing office.

ORDER NO. IN ITEM 10A.

14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

The purpose of this amendment 0004 is to:

1. The proposal due date is not changed and remains August 29, 2025 at 1200 MDT as established in Amendment 0003.

2. Government responses to offeror questions are provided in the attached spreadsheet.

3. Turnover for all areas and buildings within the construction limits of disturbance to the Contractor will occur on 05/01/2026 or the date of contract award, whichever occurs later. However, construction mobilization and certain construction work will be permitted prior to 05/01/2026 as specified in Specification Section 01 28 00 Part 1.2.A and

Continued ...

16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)15A. NAME AND TITLE OF SIGNER (Type or print)

15C. DATE SIGNED 16B. UNITED STATES OF AMERICA 15B. CONTRACTOR/OFFEROR 16C. DATE SIGNED

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

James Waller

STANDARD FORM 30 (REV. 11/2016)

Prescribed by GSA FAR (48 CFR) 53.243

Previous edition unusable

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

ITEM NO. SUPPLIES/SERVICES QUANTITY UNIT UNIT PRICE AMOUNT

NAME OF OFFEROR OR CONTRACTOR

2 3

CONTINUATION SHEET

REFERENCE NO. OF DOCUMENT BEING CONTINUED PAGE OF

(A) (B) (C) (D) (E) (F)

140P2025R0039/0004 as further described below. This is hereby formalized by the following changes to the contract documents:

a. Contract Clauses, Section L, INSTRUCTIONS FOR

THE SUBMISSION OF OFFERS AND OTHER INFORMATION ¿

COMPETITIVE SOURCE SELECTION, Part E ¿ VOLUME I, TECHNICAL PROPOSAL ¿ FORMAT, ORGANIZATION, CONTENTS, Item 3 ¿ Contents, Factor 2 ¿ Schedule:

the assumed full construction Notice to Proceed date that Offerors shall use in preparing their proposed construction schedule for this project is changed from November 01, 2025 (per

Solicitation Amendment No. 0003) to May 01, 2026.

Offerors are permitted, at their discretion, to indicate mobilization and construction activities prior to May 01, 2026, in accordance with the contract requirements and the requirements of this solicitation amendment and assuming a contract award date of December 15, 2025.

b. Specification Section 01 28 00 Part 1.2.A.1:

The date of Property Turnover is hereby changed from 05/01/2025 to 05/01/2026. Both dates in this paragraph are hereby changed to 05/01/2026.

c. Specification Section 01 28 00 Part 1.2.A.2:

Both dates in this paragraph are hereby changed from 05/01/2025 to 05/01/2026.

d. Specification Section 01 28 00 Part 1.2.A.2:

The following new line is added as Part 1.2.A.2.c as permissible early start work: ¿Mobilization and staging of any equipment and materials associated with either project component at any of the Conditional Staging Areas defined on

Contract Drawing Sheets GC1.08 & GC1.09 and as specified in Specification Section 01 28 00 Part

1.14.¿

e. Specification Section 01 28 00 Part 1.2.A.3 is hereby deleted in its entirety and replaced with the following: ¿All of the Conditional Staging

Areas are available for Contractor use for the full Period of Performance of this contract including early start work prior to 05/01/2026 as specified elsewhere in this section with the exception of Area 1 ¿ Chisos Basin. A portion of

Area 1 ¿ Chisos Basin will be available for

Contractor use prior to 05/01/2026 but the full area of Area 1 ¿ Chisos Basin will be available for Contractor use starting on 05/01/2026 and for the full contract Period of Performance thereafter.¿

f. Specification Section 01 28 00 Part 1.2.D.2:

Continued ...

NSN 7540-01-152-8067 OPTIONAL FORM 336 (4-86)

Sponsored by GSA

FAR (48 CFR) 53.110

ITEM NO. SUPPLIES/SERVICES QUANTITY UNIT UNIT PRICE AMOUNT

NAME OF OFFEROR OR CONTRACTOR

3 3

CONTINUATION SHEET

REFERENCE NO. OF DOCUMENT BEING CONTINUED PAGE OF

(A) (B) (C) (D) (E) (F)

140P2025R0039/0004

Both dates in this paragraph are hereby changed from 05/01/2025 to 05/01/2026.

4. In response to questions raised by offerors at the site visit regarding the construction materials and existing condition of the Oak

Springs Fill Line, the NPS provides the following additional document as an attachment to this amendment; this document is provided for information only, does not have any contractual standing and does not change the terms, conditions or requirements of the contract documents:

a. Pipesonic Pipe Integrity Inspection, Post Inspection Summary for the condition assessment of the Oak Springs to Chisos Basin water fill line at Big Bend National Park, dated 07/31/2024.

5. Information and stipulations regarding contractor use of NPS areas for contractor-provided temporary housing for contractor employees is provided in the attachment to this solicitation amendment entitled ¿Stipulations for Contractor Provided

Temporary Housing for Contractor Employees¿ dated

08/14/2025.

6. There is a potential opportunity of a privately owned on-grid property in the Study

Butte/Terlingua area which may be available for contractor use for establishment of temporary housing. Interested offerors are encouraged to contact Kate Keenan, Terlingua Area Realtor, License #788198, eXp Realty, LLC, 903-571-8384, katekeenan@outlook.com, terlinguapropertyconnection.com.

7. This amendment hereby incorporates wage determination TX20250120 Dated July 18 2025.

NSN 7540-01-152-8067 OPTIONAL FORM 336 (4-86)

Sponsored by GSA

FAR (48 CFR) 53.110