Amendment W912WJ26QA095-0002.pdf

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:

Miscellaneous text in this section has been modified to:

REQUEST FOR INFORMATION:

QUESTION 1: Will the Contractor be responsible for moving the taxidermy and shelving unit in the main room?

RESPONSE 1: No, project staff will remove the taxidermy and shelving unit. All other moving of office furniture will be the responsibility of the Contractor.

QUESTION 2: Will the building be occupied during construction?

RESPONSE 2: The facility may be occupied during construction. Employees may move into a remote office during construction; however, project staff will still access the building during business hours during construction.

QUESTION 3: Who is responsible for removing and replacing the ceiling tiles?

RESPONSE 3: The Contractor is responsible for removing and reinstalling removed drop ceiling tiles as necessary for work. Any tiles damaged during the course of the Contractor's work shall be replaced at no additional cost to the Government. The Contractor is responsible for determining the extent of tile removal required for their work.

QUESTION 4: Please confirm if any state, local, and/or Federal permits will be required on this project?

RESPONSE 4: The Contractor is responsible for obtaining any applicable permits to perform the work. Please see Section C.22 for information regarding digging permits if an excavation is performed.

QUESTION 5: Please confirm if there are any known hazardous materials within the work areas?

RESPONSE 5: There are no known hazardous materials within the work areas.

QUESTION 6: Can the Government provide wage rates?

W912WJ26QA0950002

RESPONSE 6: Please refer to page 53 of the solicitation for a link to the Wage Determinations.

QUESTION 7: Can the Government confirm if any commissioning is required?

RESPONSE 7: Commissioning is not required.

QUESTION 8: Please confirm if there is any removal and installation of ceilings required in this project?

RESPONSE 8: The floating ceiling in the Visitor Area, the Kitchen/Conference, and the adjacent office space will need to be temporarily disassembled by the Contractor, protected and stored for reinstallation, as necessary in areas to facilitate the installation of the fan coil units and the associated ductwork. The Contractor must reinstall the floating ceiling and T -Bar system that was removed and replace any damaged components. The Contractor will be required to patch any areas needed to be opened to perform the work where there is a hard ceiling.

QUESTION 9: Please confirm if any temporary electrical or heating is required for the facility while the project is ongoing?

RESPONSE 9: Temporary heating is not required unless the work is to be performed in the winter.

If the work is performed in the winter, the building shall be temporarily heated to above 55 degrees F to avoid freezing pipes.

QUESTION 10: Is the Government requiring the Contractor to carry in their proposals an onsite office trailer?

RESPONSE 10: There is no requirement for an office trailer.

QUESTION 11: DrawingM-501 Detail G1 shows a concrete pad. If new concrete pads required can the Government provide a detail of how the pad should be built?

RESPONSE 11: The Contractor shall use the existing concrete pads (2); however, the Contractor is responsible for ensuring the pads are level and site work may be required to do so.

QUESTION 12: Will any earthwork be required for the new concrete pads? If so, can the Government provide a detail for the prep work?

RESPONSE 12: Earthwork may be required to level the existing equipment pads. The Government will not be providing a detail for prep work.

QUESTION 13: Who is responsible for moving, storing and reinstalling the furniture, office equipment, etc.?

RESPONSE 13: The Contractor is responsible for moving and reinstalling furniture as needed. The Government will move the taxidermy in the visitor area.

QUESTION 14: Once the new diffusers are installed, there will be patching required in the hard ceilings. Please confirm if the entire ceiling in that area needs to be painted or can Contractor's touchup at each gypsum repair location?

RESPONSE 14: There will be patching required to fix hard ceiling areas where diffusers are moving locations. Contractor shall provide one coat of primer and two coats of paint at areas of hard ceiling patching to match the adjacent finish. Painting of the entire ceiling area is not required.

QUESTION 15: Will engineered stamped drawings be required for the seismic hangers?

RESPONSE 15: Seismic bracing is not required. See ERV (Energy Recovery Ventilator) and Fan Coil mounting detail for equipment bracing required.

QUESTION 16: Split systems do not meet the By American Act. Please confirm how to proceed with this equipment?

RESPONSE 16: Split systems are considered commercial off the shelf items and are therefore exempt from Buy American Act.

QUESTION 17: Please confirm if Buy American Act applies to this contract?

RESPONSE 17: Yes, however, split systems are considered commercial off the shelf items and are therefore exempt from Buy American Act.

QUESTION 18: Please confirm the only access to get above the hard ceilings in rooms 2, 3, 4, 6, and Bathroom 2 is the 2'x2' attic hatch in the hallway outside of bathroom 2?

RESPONSE 18: Yes, that is the only access.

QUESTION 19: Drawing M-102 Keynote #3 states to install a new electric unit heater. Please confirm where this unit is to be installed?

RESPONSE 19: There is no electric unit heater required in this Statement of Work.

QUESTION 20: Specifications call for fiberglass FSK insulation, is R8 air space bubble duct wrap acceptable in lieu of FSK?

RESPONSE 20: No, R8 air space bubble duct wrap is not acceptable for use on duct insulation on this project.

QUESTION 21: Drawing MD-102 Keynote A states to remove fan coil unit and all associated duct and piping. Keynote C&D states to demo diffusers and ductwork back to unit, unit to remain for future use. Please confirm if the fan coils are to be removed or if they are to remain in place?

RESPONSE 21: This question is not applicable to this solicitation. Drawing MD-102 Keynote A states, "REMOVE FAN COIL UNIT AND ALL ASSOCIATED DUCTWORK AND PIPING."

QUESTION 22: Is it the Government's intent to surface mount the piping that feeds the fin tube or are Contractors to cut out sheetrock on the walls?

RESPONSE 22: This question is not applicable to this solicitation. New finned tube is no longer part of this project.

QUESTION 23: If patching of sheetrock is required on the walls, please confirm if Contractors are to paint the wall from corner to corner or can they do touchup in the area of the patch?

RESPONSE 23: Where patching of sheetrock is required, the Contractor shall be required to paint the patched area only with 1 coat of primer and two coats of paint to match the adjacent finish.

QUESTION 24: Is duct air leak testing (DALT) required?

RESPONSE 24: The Contractor is responsible for ensuring that the installed ductwork meets SMACNA (Sheet Metal and Air Conditioning Contractors' National Association) seal class C requirements.

QUESTION 25: Is water balancing required?

RESPONSE 25: Water balancing is not required. The heating hot water for the existing radiant slab shall be cut and capped.

QUESTION 26: Is flexible wiring methods such as MC or NM cables acceptable in lieu of metal conduit above ACT ceiling, concealed in walls, and basement ceiling?

RESPONSE 26: No, flexible wiring methods such as MC or NM cables are not acceptable. The electrical scope of work states that conductors must be installed in rigid steel conduit or EMT, except for short (between 3 to 6 feet) lengths of flexible steel conduit for equipment subject to vibration, noise transmission, or movement. EMT is specified to be used within finished walls, ceilings, and floors, unless subject to damage, in which case rigid steel conduit is required.

QUESTION 27: There are no equipment convenience outlets located on the exterior of the building within 25' of the outdoor condensers. Should one be added to each location outside?

RESPONSE 27: The NEC, in paragraph 210.63, Equipment Requiring Servicing, states, "a 125-volt, single phase, 15 or 20 ampere rated receptacle outlet shall be installed at an accessible location within 25 feet of the equipment specified in 210.63(A) and 210.63(B)". 210.63(A) covers heating, air-conditioning, and refrigeration equipment, and states that the required receptacle shall be located on the same level as the heating, air-conditioning, and refrigeration equipment and that the receptacle shall not be connected to the load side of the equipment's branch-circuit disconnecting means. If there are currently no outdoor receptacle outlets in these locations, then it is recommended that they be added. It is acceptable to install only one duplex receptacle outlet if its location is within 25' of both outdoor heat pump units.

QUESTION 28: Please confirm whether submission of a Technical Work Plan and Past Performance information is required as part of our proposal. While Section M of the solicitation identifies Technical and Past Performance as evaluation factors, there is no corresponding guidance or submission requirements outlined in Section L (Instructions, Conditions, and Notices to Offerors/Quoters). If the Government intends for offerors to submit a Technical Work Plan and Past Performance information, please provide clarification on the specific content, format, and level of detail expected.

RESPONSE 28: Technical and past performance requirements are included in the required Solicitation Survey.

QUESTION 29: Are there any project specific specifications available?

RESPONSE 29: All project specific specifications were included in the Statement of Work and in the Attachments.

QUESTION 30: Detail for condenser stand shows 24" tall with vibration eliminators and anchors into concrete. Please confirm make and model of stand required or if this has to be custom made?

RESPONSE 30: The condenser stand shall be provided to meet detail requirements and withstand the weight of the submitted condensing unit and vibration isolation adequate based on submitted condensing unit.

QUESTION 31: Can you confirm if we need to provide certified duct pressure testing, balancing, and water balancing?

RESPONSE 31: The Contractor shall verify that the airflows at all the diffusers and at the units are within 5% of the designed airflow. There is no longer new heating hot water scope other than abandoning the piping serving the existing radiant floor.

QUESTION 32: Page M-102 Keynote 5. states to provide new thermostat for fan coil units and connect to associated in duct temp sensor. Please confirm if the heat pump systems are operating based off of return temp from duct sensor or space temp from thermostat?

RESPONSE 32: FCU 1 shall operate based on the associated duct temperature sensor. FCU 2 shall operate based on the space temperature sensor at the thermostat.

QUESTION 33: Page M-102 fan coil schedule note 1 states fan coil to come with integral condensate pump or provide condensate pump. Please confirm where to discharge condensate either interior or exterior of structure.

RESPONSE 33: Condensate drain routing is shown on M-103. Condensate shall be piped to the exterior of the building and down to terminate 1' above grade. Exterior piping shall be installed in an architectural UV resistant sleeve.

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 closing remains June 2, 2026 at 5:00 PM Eastern.

All other terms and conditions remain unchanged.