21R3203Amendment0002ChillerReplacementAndAHUBldgNos235_245_246_330NSAMCA.pdf

ACQR5840416

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

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)

30-105-04EXCEPTION TO SF 30

APPROVED BY OIRM 11-84

STANDARD FORM 30 (Rev. 10-83) Prescribed by GSA

FAR (48 CFR) 53.243

Government response to RFIs Revised RFI Due Date: 26 April 2021 no later than 12:00 PM (local time) Revised Proposal Due Date: 5 MAy 2021 no later than 2:00 PM (local time)

1. CONTRACT ID CODE PAGE OF PAGES

J 1 9

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

16C. DATE SIGNED

BY 19-Apr-2021

16B. UNITED STATES OF AMERICA15C. DATE SIGNED15B. CONTRACTOR/OFFEROR

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

8. NAME AND ADDRESS OF CONTRACTOR (No., Street , County, State and Zip Code) X N6247321R3203

X 9B. DATED (SEE ITEM 11)

10-Mar-2021

10B. DATED (SEE ITEM 13)

9A. AMENDMENT OF SOLICITATION NO.

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

X The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offer X is extended, is not extended.

Offer 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 telegram 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 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.

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.

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

CONTRACT ORDER NO. IN ITEM 10A.

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation date, 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.)

10A. MOD. OF CONTRACT/ORDER NO.

2. AMENDMENT/MODIFICATION NO. 5. PROJECT NO.(If applicable)

6. ISSUED BY

3. EFFECTIVE DATE

19-Apr-2021

CODE

NAVFAC SOUTHWEST

MONTEREY FEAD/CODE ROPWM

NAVAL POSTGRADUATE SCHOOL MONTEREY

511 GARDNERS RD BLDG 426 RM 23

MONTEREY CA 93943-5035

N62473 7. ADMINISTERED BY (If other than item 6)

4. REQUISITION/PURCHASE REQ. NO.

CODE

See Item 6

FACILITY CODECODE

EMAIL:TEL:

N6247321R3203

SECTION SF 30 BLOCK 14 CONTINUATION PAGE

SUMMARY OF CHANGES

SECTION SF 30 - BLOCK 14 CONTINUATION PAGE

The following have been added by full text:

AMD 0002

AMENDMENT NO. 0002 – DATED 19 APRIL 2021

SOLICITATION NO: N62473-22-R-3203

TITLE: Chiller Replacement and AHU, Bldg. No. 235, 245, 246 and 330 , Naval Support Activity Monterey, CA CS/PHONE: Shawn Borisow/831-656-3684

SOLICITATION DATE: 12 March 2021

Subject: SOLICITATION NO. N62473-22-R-3203, Chiller Replacement and AHU, Bldg. No. 235, 245, 246 and 330, Naval Support Activity Monterey, CA 93943-5035

A. INCORPORATE GOVERNMENT RESPONSE TO SUBMITTED RFIS.

As seen below following title: GENERAL PROJECT REQUESTS FOR INFORMATION (RFIs) – RFI

001 THROUGH RFI 061

B. REVISED RFI DUE DATE Monday, 26 April, 2021 no later than 12:00 PM (local time)

C. PROPOSAL DUE DATE IS EXTENDED FROM 26 APRIL 2021 TO 5 MAY 2021

PROPOSAL DUE DATE IS WEDNESDAY, 5 MAY 2021 NO LATER THAN 2:00 PM (LOCAL TIME)

D. ADDITIONAL ATTACHMENT: “7-RFI_1666852.zip”

3. SKETCHES/DRAWINGS AND ACCOMPANYING SPECIFICATIONS/OTHER ATTACHMENTS

The following attachments are included, and hereby incorporated in the RFP.

1) SECNAV 5512 Approved Access Form Nov18

2) Wage Decision (included in solicitation)

3) Post-Award Contractor’s Limitations on Subcontracting Certification Part 6 – Attachments:

4) As-built drawings: Building 235 (18037847-18037919)

5) As-built drawings: Building 245 & 246 (18155774-18155837)

6) As-built drawings: Building 330 (18231924-18231969)

7) 7-RFI_1666852.zip

Part 6 - ATTACHMENTS

As-built drawings: Building 235 (18037847-18037919) As-built drawings: Building 245 & 246 (18155774-18155837) As-built drawings: Building 330 (18231924-18231969) 7-RFI_1666852.zip

E. ALL OTHER PARAGRAPHS, PROVISIONS, AND CONDITIONS TO N62473-21-R-3203, REMAIN

UNCHANGED.

GENERAL PROJECT REQUESTS FOR INFORMATION (RFIs)

[RFI 001] “Reference Part 2 General Requirements, Specification Section 01 33 10.05 20 Design Submittal Procedures, para. 1.3 Design Requirements. This section indicates that full blown design drawings and specifications are required. However, para. O. states, “prepare design drawings more like shop drawings”. Please clarify the extent of design required.”

[GOV RESPONSE RFI 001] Shop drawings are satisfactory with the following conditions: Ingersoll B330 shop drawings must include mechanical details of interconnection with main building chilled water circuit, configuration during chiller replacement, and any changed controls configurations; B246 AHU shop drawings must include details of any changed controls configuration.

[RFI 002] “If a full-blown design is required, how many design review submissions are required?”

[GOV RESPONSE RFI 002] See RFP Part 2, Section 01 33 10.05 20 DESIGN SUBMITTAL PROCEDURES.

Note, second design submittal should be 95% vice 50%.

[RFI 003] “Are edited UFGS design specifications required?”

[GOV RESPONSE RFI 003] UFGS design specifications are not required.

[RFI 004] “Due to the Covid-19 pandemic, is it possible for the Post Award Kick-off meeting and all design review meetings to be held via teleconference call?”

[GOV RESPONSE RFI 004] Yes.

[RFI 005] “At the site visit it was indicated that proposals need to be mailed and that no fax, electronic, or email proposals are acceptable. Will the Government accept hand delivered proposals?”

[GOV RESPONSE RFI 005] Due to COVID working conditions hand delivered proposals will require advanced coordination with Shawn Borisow, Contracting Officer. Request no less than two (2) full work days advanced coordination to schedule a meeting time for hand delivered proposal. Email: Shawn.Borisow@navy.mil

[RFI 006] “Reference Part 2 General Requirements, specification section 01 45 00.05 20, Para. 1.2 Quality Control Manager Qualifications indicates that the Site Superintendent may not act as the QCM. Can the Site Superintendent or QCM act as the Site Safety Health Officer?”

[GOV RESPONSE RFI 006] See RFP Part 2, Section 01 30 00.05 20, Administrative Requirements. The Superintendent may serve as the Site Safety and Health Officer. Also see RFP Part 5, Section 01 35 26.05 20, Government Safety Requirements for Design-Build, for SSHO requirements. The Contractor Quality Control Manager can also be the SSHO on this project.

[RFI 007] “What is the circuit ampacity at the breaker and gauge of wiring for the chillers at Root Hall, Watkins and Ingersoll?”

[GOV RESPONSE RFI 007] Please refer to as-built drawings.

[RFI 008] “Due to the size of this project may the SSHO and Superintendent be the same person?”

[GOV RESPONSE RFI 008] See response to RFI 006.

[RFI 009] “What control systems are in each of the (4) buildings?”

[GOV RESPONSE RFI 009] ALC controls w/ BACnet protocol.

[RFI 010] “Who is the current controls service provider or contractor or incumbent?”

[GOV RESPONSE RFI 010] Controls are generally operated and maintained by Public Works personnel, supplemented with contract service from American Building Automation, Inc.

[RFI 011] “What are the Hot Water/Chilled Water Entering Conditions for the AHU Coils?”

[GOV RESPONSE RFI 011] Please refer to as-built drawings.

[RFI 012] “What is the desired leaving air temperature for heating and cooling operation for the AHU’s”

[GOV RESPONSE RFI 012] Please refer to as-built drawings.

[RFI 013] “Please provide entering and exiting water temperatures for the evap. coils.”

[GOV RESPONSE RFI 013] Please refer to as-built drawings.

[RFI 014] “Per Spec book we want to ensure: is it the Navy’s intention to only replace the existing equipment and reconnect to existing electrical and piping connections?”

[GOV RESPONSE RFI 014] Please see RFI responses for more information on specific components to be replaced.

BLDG. NO. 235 (CHILLER REPLACEMENT) RFIs

[RFI 015] “Current Chiller configuration has Chiller Integral Controls and Operators Cabinet facing toward the roof edge, unprotected. Due to the configuration of the EMCS Control Panel, and the Pump VFD’s and Starters, replacement Chiller will line up the same way. Should Personnel Railing be included in this proposal?”

[GOV RESPONSE RFI 015] Yes, this project shall include a personnel safety railing to allow maintenance access to the chiller and associated components. The new railing shall be designed and installed in accordance with OSHA standards.

[RFI 016] “Isolation Valves do not exist for this Chiller, but do exist at the Pumps. Should separate isolation Valves be included for the Chiller?”

[GOV RESPONSE RFI 016] Yes.

[RFI 017] “Discussion on-site included issues with existing Insulation at the Pumps and to the new Chiller. Should the damaged and missing existing Insulation and Jacketing at the Pumps and to the POC for the Chiller replacement be repaired as part of this proposal?”

[GOV RESPONSE RFI 017] Yes.

[RFI 018] “Is a new Disconnect panel expected for the new Chiller, or is the existing allowed for reuse?”

[GOV RESPONSE RFI 018] A new disconnect panel is not expected.

[RFI 019] “Does the Onicon Flow Meter need to be replaced?”

[GOV RESPONSE RFI 019] Yes.

[RFI 020] “Is the Existing Control Panel, Control Panel and I/O expected to be reused and reconnected as a direct replacement (i.e. no new features)?”

[GOV RESPONSE RFI 020] Yes.

[RFI 021] “RFP indicates Chiller “must be integrated into the existing DDC System”. Is this to include just I/O integration as is currently configured, or is BACnet or MODBUS integration for expanded points and troubleshooting also required?”

[GOV RESPONSE RFI 021] BACnet integration for expanded points and troubleshooting is required.

[RFI 022] “Are current Control System and Electrical As-Builts available for this Chilled Water System?”

[GOV RESPONSE RFI 022] Please refer to as-built drawings.

[RFI 023] “For electrical, we have a 230/3/60. As built shows 208/3/60 Please confirm that’s acceptable.”

[GOV RESPONSE RFI 023] This is a design build construction project. The contractor shall ensure new equipment is compatible with existing building systems.

[RFI 024] “All furnishing and appliances have Buy American requirements. Confirm the chiller does not need this.”

[GOV RESPONSE RFI 024] The Buy American Act applies to this contract.

[RFI 025] “Other items such as Roofing, furnishing, appliances, water heaters have 10Y warranty requirements.

Confirm the chiller does not need this.”

[GOV RESPONSE RFI 025] See RFP Part 2, Section 00 00 00 GENERAL REQUIREMENTS. No minimum warranty period is specified for chillers.

[RFI 026] “The B235 Chiller model is not clear. The as builts show three chillers and scope letter is missing letters, We need to know tonnage of the chiller.”

[GOV RESPONSE RFI 026] The model number provided on the part 3 SOW matches the number on the label plate.

Chiller Serial Number is 0210Q73723.

[RFI 027] “The B235 As builts shows units installed in 2020, Is this right as built? (See attached)” [NOTE: attached is 18037927.pdf which is contained within solicitation attachments]

[GOV RESPONSE RFI 027] Note that Drawing 18037927 is dated 25 January 2011.

[RFI 028] “Please confirm that pump or any other appurtenances does not have to be replaced. We are simply swapping chillers, correct?”

[GOV RESPONSE RFI 028] Please see RFI responses for more information on specific components to be replaced.

[RFI 029] “We are excluding temp cooling assuming CODA splits will be installed before the chillers. Please confirm.”

[GOV RESPONSE RFI 029] Confirmed. The CODA Lab split-units have already been installed.

[RFI 030] “Are we replacing the spring isolators?”

[GOV RESPONSE RFI 030] Yes.

[RFI 031] “Are flexes required for the unit pipe connection?”

[GOV RESPONSE RFI 031] The intent is to replace existing equipment with new. The contractor shall determine if these are/are not required.

BLDG. NO. 245 (CHILLER REPLACEMENT) RFIs

[RFI 032] “Should the Belimo Automatic Isolation Valve and Actuator be replaced?”

[GOV RESPONSE RFI 032] No.

[RFI 033] “Does the Veris Differential Pressure Sensor need to be replaced?”

[GOV RESPONSE RFI 033] Yes.

[RFI 034] “Is the Existing Control Panel, Control Panel and I/O expected to be reused and reconnected as a direct replacement (i.e. no new features)?”

[GOV RESPONSE RFI 034] Yes.

[RFI 035] “RFP does not indicate Chiller integration, but the current Chiller has an existing BACnet integration.

Should this work include both I/O and BACnet integration as currently connected with updated BACnet interface for expanded points and troubleshooting?”

[GOV RESPONSE RFI 035] BACnet integration for expanded points and troubleshooting is required.

[RFI 036] “Are current Control System and Electrical As-Builts available for this Chilled Water System?”

[GOV RESPONSE RFI 036] Please refer to as-built drawings.

[RFI 037] “ThereFor electrical, we have a 230/3/60. Scope of work calls for 462/3/60 Please confirm that’s acceptable.”

[GOV RESPONSE RFI 037] This is a design build construction project. The contractor shall ensure new equipment is compatible with existing building systems.

[RFI 038] “All furnishing and appliances have Buy American requirements. Confirm the chiller does not need this.”

[GOV RESPONSE RFI 038] The Buy American Act applies to this contract.

[RFI 039] “Other items such as Roofing, furnishing, appliances, water heaters have 10Y warranty requirements.

Confirm the chiller does not need this.”

[GOV RESPONSE RFI 039] See RFP Part 2, Section 00 00 00 GENERAL REQUIREMENTS. No minimum warranty period is specified for chillers.

[RFI 040] “Are we replacing the spring isolators?”

[GOV RESPONSE RFI 040] Yes.

[RFI 041] “Are flexes required for the unit pipe connection?”

[GOV RESPONSE RFI 041] The intent is to replace existing equipment with new. The contractor shall determine if

BLDG. NO. 246 (AHU REPLACEMENT) RFIs

[RFI 042] “RFP indicates “Temporary ventilation will be provided to all floors during replacement”. Due to the nature of the replacement, can the Temporary requirement be waived if Ventilation interruption can be contained to less than 60 hours?”

[GOV RESPONSE RFI 042] Yes.

[RFI 043] “RFP indicates just an AHU replacement, however some portions of the Duct on the roof have noticeable damage. Is the intent to provide more permanent repairs to Duct on roof, replace this Duct entirely, or just replace the AHU?”

[GOV RESPONSE RFI 043] This project shall include replacement of associated ducting on the roof.

[RFI 044] “Existing Controls for this Unit are Delta, and are known to have been problematic for the User. No mention is made for Control integration. Is the intent to reuse existing Delta Controllers and Structure or should the Contractor provide new ALC Controls and integrate with ALC WebCntrl EMCS?”

[GOV RESPONSE RFI 044] The project shall include replacement of existing controls and integration with existing

EMCS.

[RFI 045] “Should the Air Handler utilize a Stainless Frame, Skin and Plenum Construction; Salt-coated exterior and Stainless Interior; or standard Galvanized and Salt-spray Coated Construction?”

[GOV RESPONSE RFI 045] The new air handler shall include salt-coated exterior and stainless interior for corrosion protection.

[RFI 046] “Are ECM Fans, and (potentially) Fan-wall construction allowed for this AHU?”

[GOV RESPONSE RFI 046] RFP Part 3, Section 2.0 states that the replacement AHU should be of equivalent or greater efficiency. ECM fans and fan wall construction are allowed.

[RFI 047] “RFP states the existing As-Builts are provided, but this section of the Building is not included in As- Builts. Only the South and Center Sections of the Building and the Main Chilled Water and Heating Water Systems are shown. Are Mechanical, Control System and Electrical As-Builts available for the North Annex of Watkins Hall (Bldg. 246) available?”

[GOV RESPONSE RFI 047] Please refer to as-built drawings.

[RFI 048] “What is the circuits ampacity at the breakers and gauge of wiring for the multiple circuits attached to the AHU at B246?”

[GOV RESPONSE RFI 048] Please refer to as-built drawings.

[RFI 049] “Vendor notified us that the Trane Air Handler model is incorrect. Please advise.”

[GOV RESPONSE RFI 049] The model number provided on the part 3 SOW matches the number on the label plate.

[RFI 050] “For electrical, we have a 230/3/60. or shall it be 460/3/60?”

[GOV RESPONSE RFI 050] This is a design build construction project. The contractor shall ensure new equipment is compatible with existing building systems.

[RFI 051] “All furnishing and appliances have Buy American requirements. Confirm the AHU does not need this, as some parts are made in Canada and Mexico.”

[GOV RESPONSE RFI 051] The Buy American Act applies to this contract.

[RFI 052] “Other items such as Roofing, furnishing, appliances, water heaters have 10Y warranty requirements.

Confirm the chiller does not need this.”

[GOV RESPONSE RFI 052] See RFP Part 2, Section 00 00 00 GENERAL REQUIREMENTS. No minimum warranty period is specified for chillers.

[RFI 053] “Are we replacing the spring isolators?”

[GOV RESPONSE RFI 053] Yes.

[RFI 054] “Are flexes required for the unit pipe connection and ductwork?”

[GOV RESPONSE RFI 054] The intent is to replace existing equipment with new. The contractor shall determine if

BLDG. NO. 330 (CHILLER REPLACEMENT) RFIs

[RFI 055] “Discussion on site was to include a Permanent Connection for Piping from the existing Building CHWS to the HPC Lab for Temporary Cooling while the existing Chiller is being replaced, and for future use on Chiller Failure or situations where partial or shared loads can be utilized. Please confirm the intent is to integrate the replacement Chiller with the entire existing CHWS.”

[GOV RESPONSE RFI 055] The interconnection with the main building chilled-water circuit is for use while the chiller is being replaced and for future use in case of chiller failure. The interconnections shall be manually operable and will normally remain closed with lockable valves.

[RFI 056] “The existing Building CHWS is not currently connected to the HPC Lab, and has multiple Pumps, Chillers and Water-source Economizer routines. Should the interconnection utilize a Manual (on- site) selection, or an integrated connection using a fully Automated (or Manually initiated) Sequence (Actuated Valves and Change-over Routines, or De-coupled connection with Isolation ability) through the EMCS?”

[GOV RESPONSE RFI 056] See response to RFI 055.

[RFI 057] “Existing Chiller has a Built-in Pump. Please confirm Chiller to be provided with an Integral Pump, or if redesign could incorporate external Pump(s).”

[GOV RESPONSE RFI 057] External pumps are desired to facilitate future maintenance. Pump controls must be interconnected with chiller controls.

[RFI 058] “Are dual Pumps required for Lead/Lag/Fail routines on the replacement Chiller?”

[GOV RESPONSE RFI 058] Yes.

[RFI 059] “Air Separator and Make-up Water devices are old and appear to be beyond their service life. Should these be replaced with the Chiller?”

[GOV RESPONSE RFI 059] Yes.

[RFI 060] “RFP indicates Chiller “must be integrated into the existing DDC System”. The existing HPC Chiller is not part of the EMCS System. Is the intent to include Control Panel I/O Control from a new ALC Control Panel that will reside on the existing EMCS?”

[GOV RESPONSE RFI 060] Yes.

[RFI 061] “RFP indicates Chiller “must be integrated into the existing DDC System”. The existing HPC Chiller is not part of the EMCS System. Should the Chiller be provided with a BACnet integration for connection to the

EMCS?”

[GOV RESPONSE RFI 061] Yes.

[END OF PRE-AWARD RFIs]

(End of Summary of Changes)