Sol_140S0326R0001_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

Cathy Boulware

See continuation page

OSMRE Lakewood, CO DOI, Office of Surface Mining & Rec Acquisition Management Branch Building 25 Kipling St & W 6th Ave Lakewood CO 80235

S30

140S0326R0001

Pollyanna #209/30/2026

09/30/2026

1 32

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

140S0326R0001/0001

AMENDMENT 1 - UPDATED RFP TERMS AND CONDITIONS

to include revised pictures.

Pollyanna #2 Acid Mine Drainage

Pre-bid Site Visit:

Attendance at the pre-proposal meeting is NOT mandatory for your proposal to be considered.

Any information missed at the pre-proposal meeting is not the responsibility on the

Government. The pre-proposal meeting is scheduled on Tuesday, 10/20/2026, at 11:00 AM local time and may go until 1:00 PM. The meeting will commence at:

GPS coordinates: 34°52-7.78-N, 95°28-2.10-W

Legal description: NE/4 of NW/4 of NW/4 & NW/4 of NE/4 of NW/4 Section 36, Township 05 North, Range 17 East, Latimer County, Higgins USGS

Quadrangle 7.5 Minute Map

Payment Bond and Performance Bonds:

If your construction costs are > $150,000.00, you are required to furnish in duplicate, within 14 days, Performance (Standard Form 25) and Payment Bonds (Standard Form 25a) of 100 percent, with surety of sureties acceptable to the Government.

Contracts > $150,000- (1) Performance bonds.

Unless the contracting officer determines that a lesser amount is adequate for the protection of the Government, the penal amount of performance bonds must equal-

(i) 100 percent of the original contract price;

and (ii) If the contract price increases, an additional amount equal to 100 percent of the increase.

(2) Payment bonds. (i) Unless the contracting officer makes a written determination supported by specific findings that a payment bond in this amount is impractical, the amount of the payment bond must equal-

(A) 100 percent of the original contract price;

and (B) If the contract price increases, an additional amount equal to 100 percent of the increase.

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

140S0326R0001/0001

(ii) The amount of the payment bond must be no less than the amount of the performance bond.

These forms are available at https://www.gsa.gov/reference/forms.

NAICS 562910 (<1,000 employees) is applicable.

Davis Bacon Act applies.

Wage determination is attached (ATTACH 2) to award and can be found at http://www.wdol.gov/dba.aspx

PROJECT MAGNITUDE Between $1 million and $5 million

Period of Performance: 01/19/2027 to

01/18/2028

Sponsored by GSA FAR (48 CFR) 53.110