697DCK-25-R-00392 Amendment 0003.pdf

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

1. CONTRACT ID CODE

5. PROJECT NO. (If applicable)2. AMENDMENT/MODIFICATION NO. 3. EFFECTIVE DATE 4. REQUISITION/PURCHASE REQ.NO.

PAGE OF PAGES

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

8. NAME AND ADDRESS OF CONTRACTOR (No., street, county, State and ZIP Code)

CODE

9A. AMENDMENT OF SOLICITATION NO.

9B. DATED (SEE ITEM 11)

10A. MODIFICATION OF CONTRACT/ORDER NO.

10B. DATED (SEE ITEM 13)

CODE FACILITY CODE

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

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 is extended, is not extended.

12. ACCOUNTING AND APPROPRIATION DATA (If required.)

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS. IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

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

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO THE AUTHORITY OF:

D. OTHER (Specify type of modification and authority) appropriation date, etc.) SET FORTH IN ITEM 14.

E. IMPORTANT: Contractor is not, is required to sign this document and return

ORDER NO. IN ITEM 10A.

1 1

0003 09/02/2025

FEDERAL AVIATION ADMINISTRATION

AAQ-500 - REGIONAL ACQUISITIONS

1701 COLUMBIA AVENUE

COLLEGE PARK GA 30337

AAQ510ATL-AFN

x

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

separate letter or telegram which includes a reference to the solicitation and amendment number. FAILURE OF YOUR ACKNOWLEDGEMENT 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 telegram or letter, provided each telegram or letter makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted ; or (c) By ___________ x x

697DCK-25-R-00392

copies to the issuing office.

07/17/2025

(x)

Amendment 0003 is issued for the following:

1. Proposal due date is extended until September 12, 2025 at 5:00 pm Eastern Time.

2. The attached Scope of Work is hereby made part of the subject RFO.

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

15C. DATE SIGNED 16B. CONTRACT AUTHORITY 15B. CONTRACTOR/OFFEROR 16C. DATE SIGNED

(Signature of person authorized to sign) (Signature of Contracting Officer)

Jonathan B. Page

Except as provided herein, all terms and conditions of the document referenced in Item 9 A or 10A, as heretofore changed, remains unchanged and in full force and effect .

ZMP BOILER STACK REPLACEMENT PAGE 1 OF 2

MINNEAPOLIS ARTCC NOVEMBER 2023

FARMINGTON, MINNESOTA

PART I - SECTION C

DESCRIPTION / SPECIFICATIONS

SCOPE: This transmittal covers the Boiler Stack Replacement work at the Minneapolis ARTCC in Farmington, Minnesota.

Work under this transmittal includes but is not limited to the following:

1. General:

a. Reference drawing shall be used as a guide to verify the height of the existing stack. Field verify all dimensions.

b. Facility personnel will operate all equipment, valves and disconnects. Coordinate with the COR prior to equipment or system shutdown.

c. Any work in Confined Spaces shall be done in accordance with OSHA Requirements

29 CFR 1910.146 and 1926.21(B)(6).

2. New Work

a. Only one Boiler Stack is to be removed at a time. That must be replaced in full and under operation for another stack to be removed. Coordinate with COR as Facility will provide approval to remove Stacks. Facility will shut down applicable Boilers and all equipment associated with each Stack. Existing Hot Water Vent is to remain and be protected.

b. Replace the two existing 30 inch OD refractory lined boiler stacks with new two new 20 inch ID double walled stainless steel vent stacks with 1 inch air space between walls. Replacement shall include new inspection doors, required steel supports, rain hood, fire stop etc. All materials shall be compatible with the stacks. Replacement shall be of the entire vent stack from basement floor up to approximately five feet above the second floor Administration Wing roof line.

c. Breechings to each boiler shall be replaced with 16 inch ID double walled stainless steel breeching with 1 inch spacing between walls and filled with high temperature fiber insulation. Replacement shall include all required steel supports, transitions, elbows, etc. All materials shall be compatible with the breechings.

d. Install the new stack and appurtenances according to manufacturer’s written instructions. Reconnect the existing grounding and lightning protection on the Stacks at the roof level.

e. Repair roof curb and flashing to ensure that there is no roof leak after stacks have been installed.

f. Remove and dispose of existing stack enclosure.

3. Scope Notes:

a. Flow of work, as presented on the Scope of Work, is suggestive of minimum work to be accomplished and may be reordered or re-prioritized based on expediency or project.

ZMP BOILER STACK REPLACEMENT PAGE 2 OF 2

MINNEAPOLIS ARTCC NOVEMBER 2023

FARMINGTON, MINNESOTA

b. All wiring and grounding requirements shall be per Order FAA-C-1217H, FAA STD-19e, and the latest National Electric Code, whichever is more stringent.

c. Contractor shall furnish all materials, equipment and labor to complete the job in an orderly and timely fashion.

d. Prior to demobilization, the work sites and staging areas shall be made clean and if damaged restored to its original state. Damage to any components or any facility property, during construction activity due to contractor’s unauthorized actions or actions not part of this project scope, shall be corrected or replaced at the expense of the contractor.

4. Bid Options:

The Work includes, but is not limited to:

1. Option 1: Removal and Reinstallation of Dish Washing Room Wall

a. Provide cost of demolition of wall in Dish Washing Room of the First Floor

Administration Wing if necessary to complete replacement of Boiler Stack.

b. Drawing ZMP-MSP-E-5896-A02R is attached for reference use.

c. Provide cost to install new wall in Dish Washing Room once Boiler Stack replacement is complete.

2. Option 2: Dishwasher Room Ceiling Repair

a. Provide cost to repair portion of ceiling in Dish Washing Room of the First Floor Administration Wing.

b. Use ZMP-MSP-E-5896-A02R as reference.

3. Option 3: Replacement of Hot Water Heater Flue

a. Provide cost to remove and replace hot water flue.

b. Provide cost to reconnect new hot water flue.

(END OF CLAUSE)