Amendment A001

AMENDMENT OF SOLICITATION/MODIFICATION

OF CONTRACT

2. AMENDMENT/MODIFICATION NUMBER

3. EFFECTIVE DATE

A001

11/04/2026

6. ISSUED BY

N/A

CODE

1. CONTRACT ID CODE

PAGE

OF

N/A

4. REQUISITION/PURCHASE REQUISITION NUMBER

N/A
7. ADMINISTERED BY (If other than Item 6)

PAGES

5. PROJECT NUMBER (If applicable)

ID FLAP KOOTEN 8450(1)

Yellowstone Trail Road, Segment 1

N/A

CODE

Department of Transportation
Federal Highway Administration
610 East Fifth Street
Vancouver WA 98661-3801

(X)

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

X

9A. AMENDMENT OF SOLICITATION NUMBER

69056726R000019

9B. DATED (SEE ITEM 11)

10/13/2026

10A. MODIFICATION OF CONTRACT/ORDER NUMBER

10B. DATED (SEE ITEM 13)

N/A

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

CODE

X

FACILITY CODE

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

is extended.

X

is not extended.

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
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 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.

12. ACCOUNTING AND APPROPRIATION DATA (If required)

N/A

CHECK ONE

13.
THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS. IT MODIFIES THE CONTRACT/ORDER NUMBER AS DESCRIBED IN ITEM 14. 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.
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).

THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

OTHER (Specify type of modification and authority)