Sol_140P2026R0078_Amd_0002.pdf

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 items 8 and 15, and returning 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 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.

E. IMPORTANT: is not is required copies to the issuing office.

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT 1. CONTRACT ID CODE

2. AMENDMENT/MODIFICATION NUMBER 3. EFFECTIVE DATE 4. REQUISITION/PURCHASE REQUISITION NUMBER 5. PROJECT NUMBER (If applicable)

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

STANDARD FORM 30 (REV. 11/2016)

Prescribed by GSA FAR (48 CFR) 53.243

FACILITY CODE

9A. AMENDMENT OF SOLICITATION NUMBER

9B. DATED (SEE ITEM 11)

10A. MODIFICATION OF CONTRACT/ORDER NUMBER

10B. DATED (SEE ITEM 13)

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

The above numbered solicitation is amended as set forth in Item 14. is extended. is not extended.

12. ACCOUNTING AND APPROPRIATION DATA (If required) copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;

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

IT MODIFIES THE CONTRACT/ORDER NUMBER AS DESCRIBED IN ITEM 14.

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

NUMBER IN ITEM 10A.

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation data, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(b).

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

D. OTHER (Specify type of modification and authority)

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.

15C. DATE SIGNED

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

16C. DATE SIGNED

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

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

PAGE

6. ISSUED BY CODE

8. NAME AND ADDRESS OF CONTRACTOR (Number, street, county, State and ZIP Code) (X)

CODE

15B. CONTRACTOR/OFFEROR

(Signature of person authorized to sign)

16B. UNITED STATES OF AMERICA

(Signature of Contracting Officer)

Previous edition unusable

PAGESOF

Contractor

The hour and date specified for receipt of Offers to sign this document and return

Vicki Freese-supler

See continuation page

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

PDS

140P2026R0078

08/26/2026

08/14/2026

1 3

CONTINUATION SHEET

REFERENCE NO. OF DOCUMENT BEING CONTINUED PAGES

NAME OF OFFEROR OR CONTRACTOR

SUPPLIES/SERVICES

(B)

UNIT

(D)

UNIT PRICE

(E)

AMOUNT

(F)

OPTIONAL FORM 336 (4-86)

Sponsored by GSA FAR (48 CFR) 53.110

ITEM NO.

(A)

QUANTITY

(C)

NSN 7540-01-152-8067

140P2026R0078/0002

YELL 326141 - Yellowstone Modular Housing, Yellowstone National Park, Wyoming

The purpose of this Amendment is to provide changes to the Construction Drawings and

Construction Specifications. A summary of the changes are being made to update the documents to comply with Wyoming Department of

Environmental Quality Permitting. The changes affect Mammoth and Canyon wastewater plans and details. Canyon sheets C5.05 and C5.06 changes include increased symbol sizes for valves and pipe material now included in pipe call offs, no changes affected the design. Mammoth plan sheet C5.01 and details 4 and 6 on sheet C7.06 were updated to change the grinder pump size and modify the sewer force main connection to the existing gravity sewer with a new manhole and additional check valve.

Summary:

¿ Canyon C5.05 and 5.06: no design changes.

¿ Mammoth C5.01 and details 4 and 6 on C7.06:

Grinder pump and force main pipe and connection modified with a manhole added.

¿ Specification section 33 30 00 updated to reflect pump change.

1. Updated Construction Drawings - Remove

"100% Draft Construction Documents - Not for

Construction" dated June 18, 2026, Page 1-94 and replace with "100% Construction Documents" dated August 18, 2026, Pages 1-94.

2. Updated Construction Specifications -

Remove "100% Final CD's" dated June 2026, Page

1-568 and replace with "100% Final CD's" dated

August 2026, Pages 1-568.

In addition, this amendment is being provided to update Section L of the solicitation package.

3. Updated Section L - Remove Pages 54-66 of solicitation package and replace with Section L

Pages 54-66.

Lastly, this amendment is being provided to include responses to Q&A's to date. Updates

Continued...

CONTINUATION SHEET

REFERENCE NO. OF DOCUMENT BEING CONTINUED PAGES

NAME OF OFFEROR OR CONTRACTOR

SUPPLIES/SERVICES

(B)

UNIT

(D)

UNIT PRICE

(E)

AMOUNT

(F)

OPTIONAL FORM 336 (4-86)

Sponsored by GSA FAR (48 CFR) 53.110

ITEM NO.

(A)

QUANTITY

(C)

NSN 7540-01-152-8067

140P2026R0078/0002 will be provided in a subsequent amendment to provide responses to questions that remain unanswered as of the date of this posting.

All other terms and conditions of the solicitation remain unchanged and in full force and effect.

Sponsored by GSA FAR (48 CFR) 53.110