Answers and Responses to Vendor Questions for Solicitation No. 951700-21-R-0013.pdf

HVAC REPLACEMENT AT THE USAGM TRANSMITTING STATION IN KUWAIT

RFP No. 951700-21-R-0013

Answers to Questions Received in Response to Solicitation No. RFP No. 951700-21-R-0013

RFP Section Questions USAGM Answers/Response

1 Statement of Work 1- Mechanical:

For demolition of the existing chilled water piping since it was elevated and coordinated with the other existing electromechanical systems.

So, we need to clarify if the existing chilled water piping will need totally remove otherwise demolition will be as per site work coordination?

The existing chilled water piping will need to be totally removed for this scope of work. (AHU-7, AHU-8, AHU-9) The new HVAC system will be DX and will need new refrigerant piping installed. This project is design-build.

2 Statement of Work By corresponding between appendix drawing no. DM-101.3 & drawing M-101.3, and based on our site visit, we notice that the existing duct rout comply with the requirements for new AHU's locations.

So, we need to clarify if the existing duct work will need to be removed or not?

The existing AHU ductwork can be reused if the new equipment can reconnect to it. Selective ductwork demolition may be required, however the extent is not known at this time. This project is design-build.

3 Statement of Work Appendix drawing no. M-101.3A* - Alternative Equipament layout -is not available in attachment C – Concept Drawings, please advise.

The concept drawing M-101.3A will not be provided.

There was no real difference in layout between the two manufacturers.

4 Statement of Work As per site visit, we notice that there are interior enclosed areas for highly protection of electrical equipment (like capacitors) where the new AHUs are located in same areas.

So, please provide us with the safety and accessibility plan for these areas.

Please refer to local electrical room safety and accessibility plans. These rooms are applicable to local Kuwait plans.

5 Statement of Work For CU-EU-1, we need to clarify if this unit need to be replaced or not ? CU-EU-1 will not be replaced in this scope of work. Please do not include CU-EU-1 or AHU-EU-1 in proposals.

6 Statement of Work 2- Electrical:

For appendix drawing no. E-101.1 - Electrical Floor plan - and appendix drawing

no. E-601.2 – single line shows new panel - both are not available in attachment C – Concept Drawings, please advise

Concept drawings E-101 and E-601.3 are included in Appendix C. Please refer to Appendix C.

7 Statement of Work CU -EU 1 is one of the unit that will be replaced per SOW ,but during the site visit it was indicated as new unit. Is this unit going to be replaced or not? Kindly confirm.

CU-EU-1 will not be replaced in this scope of work. Please do not include CU-EU-1 or AHU-EU-1 in proposals.

8 Statement of Work TAB- (Test and balancing service) is not indicated in the SOW. Should we consider whole building balancing service in our cost calculations or it will be done by third party and it is not included in the contract. Please clarify.

Test and balancing (TAB) will be required for this scope of work. Since new equipment will be self-contained DX units, only new HVAC equipment will need TAB.

9 RFP Section 1 We would like state that preparation period for this solicitation coincides with religious holiday in Kuwait which have been affecting the efficiency of vendors and been placing risks on the efforts of providing our best and most competitive offer.

Amendment 00001 was posted to beta.sam.gov on 5/10/2021. This amendment extended the due date for proposals to 4:30 PM EDT on Monday, May 24, 2021.

We would like to ask at least 10 days of time extension for the proposal submission to provide our best and most competitive offer.

10 Statement of Work Acceptable HVAC brands are listed in SOW, however we would like to propose SKM brand which is well known company in the region. SKM is also approved and being used in the US military bases in Kuwait.

Due to their competitive prices and quality; we would like to know, if we can propose SKM units that meets the specs?

SKM units will not be accepted at this time. Please only include acceptable HVAC brands.

11 Statement of Work In SOW under electrical new work section (page 4) notes indicate a transformer as below in red

1. Appendix Drawing No. E-101.1 – Electrical Floor plan – Shows added transformer, new MV switch and panels.

Kindly confirm no any transformer upgrade or changes required under this contract?

This project is design-build. Conceptually we do not anticipate any transformer upgrade or changes required under this contract. Only a new HVAC panel as shown on drawings and electrical load calculation.

12 RFP Section 1 Is it possible to organize second site visit to clarify manufacturer questions and to do more site investigation?

No additional site visits will be authorized for this solicitation.

13 Statement of Work References Attachment B - Statement of Work (SOW) Section 2.0 Requirements

a. USAGM SOW Part 2.0 Requirements, Mechanical, New Work.

b. USAGM SOW Part 3.0 Acceptable Chiller Manufacturers...List of Manufacturers SOW Extract Part 1.0: "New equipment should meet applicable energy efficiency requirements in accordance with Kuwait Ministry of Electricity and Water

(MEW)."

SOW Extract Part 3.0: There are four manufacturers listed...Carrier, Daikin, Trane and York.

Commentary: The equipment we will offer will be equivalent in functionality and quality in accordance with MEW guidelines. The equipment has been approved by MEW and subsequently installed in several facilities within Kuwait.

Question: Can we offer a brand that is not listed in Part 3.0 as long as it meets the specifications?

No. Only acceptable HVAC brands listed will be accepted at this time.

14 RFP Section 1 In reference to the captioned Solicitation 951700-21-R-0013, we kindly request for a site visit for our Engineer and Technical Lead

No additional site visits will be authorized for this solicitation.

15 RFP Section 1 WE also request you for an extension in the closing date for the solicitation, due to the month of Ramadan in Kuwait, work timings are very limited and also with the Eid Holidays from Wednesday 12th May till Sunday 16th May, we would be needing some additional time to get the estimation done.

Amendment 00001 was posted to beta.sam.gov on 5/10/2021. This amendment extended the due date for proposals to 4:30 PM EDT on Monday, May 24, 2021.

16 RFP Section 1 Further to the above mentioned subject and as per the site visit, we require clarification to the below.

Performance bond Percentage

Please refer to Section I – Contract Clause 5.228-15 Performance and Payment Bonds – Construction (June 2020), which is located in Attachment A – Standard Form 1442. The Attachment A is included as a separate attachment to the solicitation in beta.sam.gov.

17 Statement of Work During the replacement of HVAC system from chilled water to D-X system, do you require temporary cooling?

The scope of work does not require temporary cooling at this time. The project schedule should limit replacement activities during winter months.

18 Statement of Work Does BMS system required? A new BMS system is not required. All new equipment will need to be capable for future BMS connection.

19 Statement of Work After the completion of Job, do you need a permanent operations and maintenance person or will it be on call basis?

Operations and maintenance person is not required for this scope of work.

20 Statement of Work Does it require fire alarm inter locking with HVAC system? Yes. It needs at least the same fire alarm interlocking connections as existing system.

21 Statement of Work Where do we shift the Old chillers, pumps and related system after dismantling? The awarded contractor will be responsible for disposal of old HVAC equipment.

22 Statement of Work Scope of work for ducting needs clarification. The existing AHU ductwork can be reused if the new equipment can reconnect to it. Selective ductwork demolition may be required, however the extent is not known at this time. This project is design-build.

23 Statement of Work New HVAC units require any motor or explosion proof type? Provide motor requirements based on local codes and design specifications. This project is design-build. Motor requirements will be provided during the design phase of the project.

24 Statement of Work Need spare parts clarification Spare parts will be clarified during the design phase. This project is design-build.

25 Attachment C – Concept Drawings

Proposed HVAC switch board & panels main cable feeding is from which transformer?

Proposed HVAC panel is coming from existing Switchboard. See conceptual load calculation.

26 Statement of Work Does 3rd party certification required after the completion of Job? Yes, 3rd party certification is required after the completion of project.

27 Attachment C – Concept Drawings

Please provide the Mechanical HVAC Floor plan with dimensional details. The drawings provided are conceptual. This project is design-build. Mechanical design and drawings will need to be included for this scope of work.

28 Attachment C – Concept Drawings

Please provide the Electrical drawings. The drawings provided are conceptual. This project is design-build. Electrical design and drawings will need to be included for this scope of work.

29 Attachment C – Concept Drawings

Please provide the structural support drawing for the pipes. The drawings provided are conceptual. This project is design-build. Structural design and drawings will need to be included for this scope of work.

30 Attachment C – Concept Drawings

Please confirm the Copper pipe routing will be aboveground on structures or underground.

The new refrigerant piping will be aboveground on structures. This project is design-build.

31 Attachment C – Concept Drawings

Please confirm, we can use existing foundation or we will provide new (AHU 05) AHU-05 is not included in this scope of work. Only AHU-7, AHU-8, and AHU-9 shall be included.

32 Attachment C – Concept Drawings

Kindly provide the dimensions of the building location of the 2 transmitter bays and Mechanical room.

This project is design-build. Room dimensions had to be taken during the preproposal site visit or during the design phase of the project.

33 Attachment D – Equipment Selections

Kindly provide the dimensions of the copper piping from each AHU to its condensing unit.

This project is design-build. Copper piping dimensions will be provided during the design phase of the project.

34 Attachment C – Concept Drawings

As mentioned in the Statement of Work, Page 2 - Drawing No. M-101.3A – Alternate Equipment Layout showing the Daikin AHU equipment is not provided.

Please provide the same.

The concept drawing M-101.3A will not be provided.

There was no real difference in layout between the two manufacturers.

35 Statement of Work Will there be any ductwork modifications to be done on the existing ducts. The existing AHU ductwork can be reused if the new equipment can reconnect to it. Selective ductwork demolition may be required, however the extent is not known at this time. This project is design-build.

36 Statement of Work We assume that the newly installed AHU’s are to be wall hung mounted, please confirm whether the building will be able to withstand the load of the same.

This project is design-build. Structural loads will be calculated during the design phase of the project.

37 Statement of Work As mentioned in the Statement of work, Page -3 states that Drawing No. E-101.1

– Electrical Floor Plan shows added transformer, new MV Switch and panels whereas in the drawing it just shows location of HVAC Switchboard and panels.

Please confirm whether we need to provide new transformer & new MV Switch.

If so, please provide us with more technical details for the same.

This project is design-build. Conceptually we do not anticipate any transformer upgrade or changes required under this contract. Only a new HVAC panel as shown on drawings and electrical load calculation.

38 Statement of Work We understand in Electrical, that there is only modification of the existing MDS to include the new HVAC Panel and Supply and Installation of new HVAC Panel PP- 2B. Please confirm.

Yes. Conceptually we do not anticipate any transformer upgrade or changes required under this contract. Only a new HVAC panel as shown on drawings and electrical load calculation.

39 RFP Section 1 As the site visit was conducted only today (06/05/2021) and there are only 3 more working days prior to the submission on May17th due to the upcoming declared EID holidays in Kuwait. We kindly request you to consider the same and provide us with an extension of additional 10 days from May 17th.

Amendment 00001 was posted to beta.sam on 5/10/2021. This amendment extended the due date for proposals to 4:30 PM EDT on Monday, May 24, 2021.