36C24219B0017-0002001.pdf

Requests for Information (RFI’s) IFB No. 36C24219B0017 561A4-17-101 – Update Generators & Replacement of Transfer Switches

1) Completion Time: 90 calendar days from the issuance of notice-to-proceed date as indicated in para 4 of form 1442: This completion time may not be achievable based on the following lead time of the major electrical equipment (Generator, ATS’s, MTS’s, Tap boxes & tap box panels) Submittals & shop drawings: 4 weeks (28 calendar days) Review of submittals & shop drawings by VA/AE: 4 weeks (28 calendar days) Order release & manufacturing process: 16 weeks (112 calendar days) Shipping & delivery: 1 week (7 calendar days) Construction time: 120 days Total required time for completion of the project will be 295 days (28+28+112+7+120) rounded off to 300 Calendar days. Please clarify

Response 1: Given the delivery time of equipment which has been verified time completion time will be 320 days

2) Request to extend questions & RFI receiving date by a week (till 03/06/2019) if possible.

Response 2: Extend time to 08 March 2019. (Annoucned in amendment 0001.

3) A3. Bid pricing sheet item B Bid alternate 1 (page 7 of 52): As this eliminates multiple MTS’s & tap box panels from base bid & adds single New MTS to serve multiple ATS’s in each building (reduction in scope of work), please clarify whether this item is a deduct?

Response 3: Bid alternate deduct

4) Drawing EP-119, EP-120, EP-126 & EP 127: Please provide detail (Capacity/phase/voltage/day tank capacity) of Temporary mobile rental generator for building 7,10,14,53,57,135 & 143.

Response 4: A/E NEI Response: Contractor shall provide 480V, 3 phase, 4 wire and 208V, 3 phase, 4 wire (respectively to the ATS/MTS in which they are powering) temporary mobile rental generators with capacity to support the amperage of the ATS/MTS in which they are tied into (see individual building one-line diagrams). The contractor shall verify that the day tank capacity of the temporary mobile generators shall be sufficient so that the building does not lose power during construction.

5) Drawing EP-122 Building 141 Generator replacement plan: Please provide the detail drawing/specification for fuel oil piping/connections between existing 1500 gallons fuel tank to the new generator day tank. Also provide a copy of specification section 23 10 00 for facility fuel system:

fuel supply & storage requirement.

Response 5: A/E NEI Response: See drawing EP-122 keyed construction notes 10 and 11. These notes state that (10) the contractor shall provide all piping, filters, pump “if generator manufacturer requires”, controls, and additional equipment for a complete working system and (11) the contractor shall provide shop drawings prior to work showing both fuel flow diagram and plan layout of all associated equipment necessary to connect existing 1500 gallon diesel fuel tank to new 300 kw generator for a complete system for review prior to construction.

Specification section 26 32 13 states the contractor shall provide shop drawings of the new 300 kw generator system, connections, and equipment provided prior to installation.

6) Please advise if agency will provide storage rooms inside the building to store our new material/transfer switches?

Response 6: No

7) Is there a fuel leak detection system for the new generator at Building 141?

Response 7: AE

NEI Response: There is an existing Veeder-Root TLS-350 that shall be used and tied into.

8) Please advise if Alternate 1 is an ADD or DELETE Alternate?

Response 8: AE

NEI Response: Bid Alternate Deduct

9) Please confirm that all the electrical work including replacement of all the various 53 transfer switches should be included in Bid Item II.

Response 9: AE

NEI Response: Yes, the electrical work including replacement of all the various 53 transfer switches shall be included in Bid Item II.

10) Drawing EP-001 has notes for Temporary Fencing. Please advise for which building numbers agency requires temporary fencing, we are assuming temporary fence will be required only at bldg. 141 wastewater treatment plant.

Response 10: B-141 NEI Response: Where a temporary fence is required around temporary conductors laying on the ground a temporary 7’ steel mesh fence is required.

11) Spec section 01 00 00 page 6, phasing states “Only one ATS shall be shut down at a time” – Please advise if work at only one (1) ATS will be allowed at time? Or work will be allowed to be performed on multiple ATS/locations/buildings at one time.

Response 11: Multiple locations / buildings is allowed.

12) Spec section 01 32 16.15, page 1, para 1.3 states to hire consultant for project scheduling, please confirm this is required.

Response 12: The contractors competent person/ project manager may provide the schedule.

13) Spec section 01 35 26 page 12, para 1.7 states requirements of SSHO, please advise if our site supervisor can simultaneously perform the duties of SSHO.

Response 13: Yes, if he/she has proper credentials as outlined in the specifications.

14) Spec section 01 35 26 page 15, para 1.9B states to hire A Certified Safety Professional (CSP), please advise if this CSP should be a third-party professional. Also, can SSHO perform CSP’s duties concurrently.

Response 14: Yes, if he/she has proper credentials as outlined in the specifications.

15) Spec section 01 35 26 para. 1.12 states requirements of Infection Control, please advise if all these requirements are applicable for this project.

Response 15: Yes

16) Please provide a door and hardware schedule for all the new doors, frames and hardware. Response

16: A/E

NEI Responses: Contractor shall match new doors, frames, and hardware from the existing Soiled

Utility Room.

17) Solicitation page no. 8 of 52 calls for detailed breakdown with labor hours plus it states breakdown should be outlined per building in each section. – This is a very time-consuming work especially on the bid day as we receive quotes/prices for vendors at the last hour also vendors won’t provide their prices for separate buildings. Can agency please wave this breakdown requirement at the time of bid.

Usually agency asks cost breakdown of labor and material only for the respective divisions. Agency can request this ‘per building’ breakdown and labor hours to the low bidder after the bid submission. Again, sincerely requesting to wave this requirement at the time of the bid submission.

Response 17: The requirement for an itemized breakdown has been waived all prospective bidders except for the apparent lowest bidder.

18) Bid drawing EP-124 Building 143 First floor New work Plan: Partial one-line diagram of New work detail 4/EP-124 key construction note item 4 indicate new 100A fire pump with controller, please provide what type controller needed & its detail/specification/drawing.

Response 18: AE NEI Response: See specification section 21 30 13 Electronic-Driven, Fire pump Controller included in the Construction Documents.

19) Task 2 of item 3 of Statement of work A.4 on page 11 of 52 Solicitation documents indicate replacement of 53 (fifty-three) transfer switches but whereas from contract drawings the total quantity of ATS’s & MTS’s added up to 50 (Fifty). Please clarify which is correct.

Response 19: AE NEI Response: Contractor is responsible for all quantities on the construction documents including the drawings. A/E is not responsible to provide the contractor with quantities.

20) In order to determine the capacity of the mobile rental generator, please provide us the existing standby generator details installed in building 7, 10, 14. 53, 57, 135 & 143.

Response 20: AE

NEI Response: Contractor shall provide 480V, 3 phase, 4 wire and 208V, 3 phase, 4 wire (respectively to the ATS/MTS in which they are powering) temporary mobile rental generators with capacity to support the amperage of the ATS/MTS in which they are tied into (see individual building one-line diagrams). The contractor shall verify that the day tank capacity of the temporary mobile generators shall be sufficient so that the building does not lose power during construction.

21) In my review of the above referenced solicitation, can you confirm the copies required for the bid package?

One (1) hardcopy and one electronic (email) copy?

Response 21: One (1) hardcopy and one (1) electronic copy in the form of a compact disc (CD) is required within the bid package.