11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

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

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)

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

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

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.

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

15B. CONTRACTOR/OFFEROR

(Signature of person authorized to sign)

15C. DATE SIGNED 16B. UNITED STATES OF AMERICA

(Signature of Contracting Officer)

16C. DATE SIGNED

Previous edition unusable STANDARD FORM 30 (REV. 11/2016) Prescribed by GSA FAR (48 CFR) 53.243

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

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

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

8. NAME AND ADDRESS OF CONTRACTOR (Number, street, county, State and ZIP Code) (X) 9A. AMENDMENT OF SOLICITATION NUMBER

9B. DATED (SEE ITEM 11)

10A. MODIFICATION OF CONTRACT/ORDER NUMBER

10B. DATED (SEE ITEM 13)

CODE FACILITY CODE

SECTION SF 30 BLOCK 14 CONTINUATION PAGE

SUMMARY OF CHANGES

Section A - Solicitation/Contract Form

The following changes have been made:

INFORMATION FROM TO

Response Due Date

13 Aug 2026 14 Aug 2026

Miscellaneous text in this section has been modified to:

REQUEST FOR INFORMATION:

QUESTION 1: Is it required for the Culverts to be cleaned out Completely through and through beginning to start? Or at the door way entrances? What is the diameter of each opening?

RESPONSE 1: Yes, the culverts need to be cleaned out completely from beginning to end. The interior of the concrete box culvert labeled as Old Route 109 is 8'-0" high by 12'-2" wide perpendicular between the walls. The culvert length along its centerline of the box is 21'-0" as measured along the centerline of the road. The other box culvert at the cul-de-sac is Roughly 6' by 4' and is 20' long.

QUESTION 2: Page 13 para j. States conduct in water work from the bank or high ground locations to minimize impact. Regardless of this statement equipment will have to be in the lake at minimum to help clean culverts. Is this statement a request or a requirement that restricts in the method of how the Contractor will perform the task requested?

RESPONSE 2: The lake will be lowered so the Contractor will be working on dry sediment. Work where the excavator is reaching into water will be completed from the bank or high ground. The culverts will have minimal to no water in them.

QUESTION 3: What quantity and type of erosion and sediment control materials are anticipated to be required based on the estimated volume of material being removed?

RESPONSE 3: The Contractor is responsible for determining quantity and type of erosion and sediment control measures required to complete work in accordance with the requirements.

W912WJ26QA1400003

QUESTION 4: Are there specific erosion control measures required by the specifications (such as silt fencing, turbidity curtains, inlet protection, stabilization materials, or other BMP requirements)?

RESPONSE 4: Please refer section 7. , of the Statement of Work. Environment Protection The Contractor shall maintain sufficient erosion controls to prevent the sediment from returning to the lake.

QUESTION 5: Will the Government provide estimated quantities for erosion control items, or should Contractors determine quantities based on site conditions?

RESPONSE 5: The Government will not provide estimated quantities.

QUESTION 6: What are the dimensions, condition, and load-bearing capacity requirements of the existing access roads?

RESPONSE 6: Exact road dimension vary, and will not be provided by the Government, however, t he roadway is in good condition and allows for two-way traffic. No load bearing capacity has been established.

QUESTION 7: Are Contractors expected to construct, improve, or maintain access roads for heavy equipment and truck traffic?

RESPONSE 7: Contractors are not expected to construct or improve access roads for heavy equipment and truck traffic. The current roads meet DOT standards. The Contractor is expected to maintain roads in their current condition. Any damage caused by equipment will be repaired by the Contractor.

QUESTION 8: Will additional aggregate/base material be required to build up or stabilize access roads for safe hauling operations?

RESPONSE 8: No.

QUESTION 9: Are there designated truck routes or restrictions for hauling sediment off-site?

RESPONSE 9: Please refer to section 7.k. of the Statement of Work. All sediment will remain on site and placed in the designated area.

QUESTION 10: What is the estimated maximum excavation depth and required reach for the excavator(s)?

RESPONSE 10: The Contractor is responsible for determining the appropriate equipment needed to complete work in accordance with requirements.

QUESTION 11: Is there a recommended minimum excavator size or boom/reach specification required for the sediment removal operation?

RESPONSE 11: The Contractor is responsible for determining the appropriate equipment needed to complete work in accordance with requirements.

QUESTION 12: Are long-reach excavators anticipated to be necessary for this project?

RESPONSE 12: The Contractor is responsible for determining the appropriate equipment needed to complete work in accordance with requirements.

QUESTION 13: What is the Government's estimated project duration?

RESPONSE 13: Please refer to section 3. of the Statement of Work. Schedule All work shall be completed no later than 210 days after Notice to Proceed.

QUESTION 14: Is there a tentative notice-to-proceed date or anticipated project start date?

RESPONSE 14: Please refer to section 3. Schedule of the Statement of Work. The awarded Contractor is required to submit bonding within 10 days of contract award. Work shall commence in accordance with section 3. Schedule of the Statement of Work.

QUESTION 15: What is the anticipated completion date or required period of performance?

RESPONSE 15: Please refer to section 3. Schedule of the Statement of Work.

QUESTION 16: Are there seasonal, environmental, or permitting restrictions that may affect the project timeline?

RESPONSE 16: Please refer to the Statement of Work.

QUESTION 17: What licenses, certifications, or registrations are required for Contractors performing this work?

RESPONSE 17: Requirements are included in the solicitation.

QUESTION 18: Are there specific requirements for excavation, sediment handling, hauling, disposal, environmental compliance, or waterway work?

RESPONSE 18: Requirements are included in the solicitation.

QUESTION 19: Are subcontractors required to hold any specific state or federal certifications?

RESPONSE 19: Any subcontractors working on site shall have the appropriate certifications and /or licenses as required by the solicitation.

QUESTION 20: What minimum insurance coverage levels are required for this procurement?

RESPONSE 20: There are no insurance coverage levels included in the solicitation. Bonding requirements are included in the solicitation.

KO CONTRACTING DIVISION, 696 VIRGINIA ROAD

CONCORD, MA 01742-2751

UNITED STATES

ALICIA LACROSSE, EMAIL: ALICIA.N.LACROSSE@USACE.ARMY.MIL TELEPHONE: 978-318-8902

AdminBy:

SCD: PAS:

Solicitation is extended until August 14, 2026 at 5:00 PM Eastern.

All other terms and conditions remain unchanged.