RESPONSES_-_RFI_Group__8.pdf

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Attached to
Renovation and Repair Project Federal contract opportunity
Solicitation number
W912DR-16-R-0010
Issued by
Department of the Army Corps of Engineers Engineering District Baltimore

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RFI GROUP RESPONSE 8

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RFI Group #8

KTR RFI #

Originating Company

Originator (Full Name) Discipline Full RFI Question

Full RFI Response (Leave Blank)

16 John C. Grimberg Co. John Meckley JCG Staff

E-601 single line shows (6) shunt-trip push buttons for UPS batteries and note 5 states that they are in the UPS room. E-401 Detail 2 only shows (2) shunt-trip push buttons. How many are there and if more than (2) where are they located?

E-601 shows 6 shunt-trip breakers, not push buttons. Two push buttons are required- one for each set of batteries.

17 John C. Grimberg Co. John Meckley JCG Staff

There are (2) transformers labeled as Xfmr- 029-01. One is on E-602 single line. It is 15kVA and feeds panel 019-01. The other is on E-605 single line and is 30kVA and feeds panel PBD-029-01. Should the transformer feeding panel 019-01 be labeled Xfmr-019- 01?

These are two different transformers. The "029" transformer shown on E-602 should be located in Room 030.

18 John C. Grimberg Co. John Meckley JCG Staff

On E-605 single line in third floor elec closet 337 C-Wing there is a transformer labeled 353- 4C. All other transformers in that closet begin with 337. Should this be Xfmr 337-4C?

Yes, transformer should be "337- 4C".

19 John C. Grimberg Co. John Meckley JCG Staff

What are the fiber optic and copper backbone requirements into Building K? None are shown on the Civil drawings.

The backbone cabling for the outside plant (OSP) will require three cables to terminate on a protective entrance terminal (PET) or fiber patch panel. The tie-in point will be at MH-05 and terminate into the CSR, There will be a 600 pair copper cable terminating on the PET, 24 strand fiber single mode terminating to a fiber patch panel, and a 48 strand multi-mode fiber terminating to a fiber patch panel.

20 John C. Grimberg Co. John Meckley JCG Staff

What are the fiber optic and copper backbone requirements between Telecom Rooms within Building K? None are shown on the riser diagrams .

Backbone cabling is not required between telecom rooms. It will be installed by the Government's fit-up contractor.

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File details come from the government source that posted it. Updated .