Sol_140P1226Q0038_Amd_0001.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

Billie Thomas

See continuation page

NPS, IMR - Lakewood MABO 1 Denver Federal Center, Building 50 Denver CO 80225-0287

PIL

140P1226Q0038

07/13/2026

07/13/2026

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

140P1226Q0038/0001

Herbicide application to target shrubs and hardwood saplings across 582 acres of restoration sites at Big Thicket National

Preserve (BITH). This contract combines 2 legacy projects (Subparts 1 and 2) into one project.

Amendment One responds to questions and provides a corrected Attachment 2.2 SOW Map

Quote replies are due no later than 7/20/2026

1100 MD emailed to Billie_thomas@ios.doi.gov

Q&A to follow:

Price schedule: CO corrected to "Acres" and pricing is per Acre.

(Attachment 2.2 Pages 7 and 10) Site H: Is Site

H 10.5 acres or 24.8 acres? Park Response:

Corrected to 10.5 acres on map. See corrected page.

Performance start: Does the contract begin July

23 or July 27, and will the start date be adjusted based on actual award, post-award meeting, and seven-day chemical-approval requirements? CO Response: Yes, start date will be adjusted according to award date and to allow adequate time for meetings and 7-day chemical approval requirements. Start date is changed to August 1 to allow for preliminary work to be completed.

GIS and exclusions: When will georeferenced treatment polygons and wetland/no-spray exclusions be furnished? Are excluded acres deducted from the payable acreage?

Park Response: Georeferenced polygons will be provided prior to award if requested. The only anticipated no-spray areas will be 3 circular areas approximately 50 feet in diameter within

Site E of the Subpart 2 Big Sandy Creek Sites.

The park will flag off the areas prior to treatment. Exclusion/no-spray areas will not be deducted from payable acreage.

FAR 52.217-6 Increased Quantity has been removed from the combined synopsis. No increased quantity is anticipated as the

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

140P1226Q0038/0001 acreage will not increase.

Questions will be taken up until 7/17/2026 1100

MD to Billie_thomas@ios.doi.gov

Contracting Contact: Billie Thomas (406)

599-4402

Period of Performance: 08/01/2026 to

09/18/2026

Change Item 00010 to read as follows(amount shown is the obligated amount):

00010 Herbicide Application Subpart 1 (374.3 acres)

Location: Big Sandy Creek Unit of Big Thicket

National Preserve near Dallardsville

Approximate coordinates: 30.639012, -94.662751

Product/Service Code: F105

Product/Service Description: ENVIRONMENTAL

SYSTEMS PROTECTION- PESTICIDES SUPPORT

Change Item 00020 to read as follows(amount shown is the obligated amount):

00020 Herbicide Application Treatment Subpart 2

TOTAL: 207.7 Acres

(1) Big Sandy Creek Sites 118.4 acres

Location: Big Sandy Creek Unit of Big Thicket

National Preserve near Dallardsville

Approximate coordinates: 30.646645, -94.672837

(2) Turkey Creek Sites 89.3 acres

Location: Turkey Creek Unit of Big Thicket

National Preserve near Warren, Texas

Approximate coordinates: 30.589840, -94.334676

Product/Service Code: F105

Product/Service Description: ENVIRONMENTAL

SYSTEMS PROTECTION- PESTICIDES SUPPORT

Sponsored by GSA FAR (48 CFR) 53.110