36C77626R0008 0006 Attachment 1 - RFI Responses.docx

TECHNICAL QUESTIONS AND

Item 1: SBVOSB Requirements

· Just to confirm per the pre bid meeting the SBVOSB Requirements only apply to the General Contractor and not the 2nd tier subcontractors.

Yes, this project is a 100% set-aside for SDVOSBs. The prime contractor submitting the offer must be certified as such in the SBA VetCert database

Item 2: Onsite Storage

· Will onsite storage be provided for the Division 27 contractor?

Contractor to submit a written request for review and approval.

Item 3: Working Hours

· Is there any area of the facility that would require after-hour work? Where are these areas?

Yes, all cable replacements, shutdowns and above ceiling work shall be performed after-hours. Contractor must provide a written plan for VA review and approval. (6pm – 5am)

Item 4: Containment Carts (Dust Buggy)

· Is there any area of the facility that would require Containment Carts (Dust Buggy)? Where are these areas?

All areas that are ICRA class III or IV require containment carts. See Specification 01 35 26.

Item 5: 270511, 3.6, F Field Quality Control

· What percentage of Category 6A connections do we have to test in the presence of the inspector.

· What percentage of fiber optic connections do we have to test in the presence of the inspector.

100%

100%

Item 6: Network Equipment Building 1 Drawing 01T-100 5 The keynote above states that the awarded contractor is responsible for relocating existing devices to the new racks.

· Can you confirm the awarded contractor is relocating existing equipment and not installing new equipment.

Confirmed.

Item 7: OTDR Testing

· Do you require OTDR testing.

Yes, comprehensive OTDR testing is required for all fiber optic cable. See Specifications 27 08 00, 27 13 23 and 27 15 00.

Item 8: Rack Layout Cat 5e Patch Panel 01T-601 The rack layout shows a Category 5e patch panel.

· Is this required?

· Where does this connect to as there is not a requirement to install copper backbone cabling.

The patch panel only shall be provided and installed by the Contractor for future copper backbone connections.

Item 9: Main Computer Room Cabinets 21T-101 The Main Computer Room on 21T-101 has two different cabinet symbols.

· Please can you confirm which cabinets in the OIT design guide pages 23-37 match each of the cabinet types?

· Which contractor is responsible for the Koldlock?

· Do you require the cabinets to be anchored to the floor beneath the raised floor?

· See ISTS Specification 01 00 00.A “OIT Design Guide Templates” Sheet 32 of 37 and Sheet 34 of 37 for Basis of Design.

· General Contractor is responsible for all Grommets at all locations.

· Yes. Please comply with Specification 13 05 41.

Item 10: Main Computer Room Power Strips

· How many of the Computer Room cabinets are High Density requiring four (4) power strips.

All cabinets are standard density.

Item 11: Main Computer Room Ladder Tray

· What size ladder tray is to be installed in the Main Computer Room.

Ladder tray is only allowed for vertical fiber riser applications and NOT horizontal. See Specification 27 05 36 for cable tray requirements. Fill shall not exceed 40%.

Item 12: Main Computer Room Copper Ties OIT design guide page 25 Standard or High Density

· How many Category 6A cables are to be installed from each of the MDA’s to each of the cabinets.

MDAs serve HDA racks. HDA cabinets serve ED cabinets. Provide cabling for standard density ED cabinets. See attached standard detail for reference.

Item 13: Main Computer Fiber Optic Ties OIT design guide page 25

· How many strands of fiber optic are to be installed from each of the MDA’s to each of the cabinets.

Provide 48F to each ED cabinet from each HDA. See attached standard detail for reference.

Item 14: Rack Blanking Panels in the Telecommunications Rooms.

· Just to confirm, do you require Rack Blanking Panels in the Main Computer and Telecommunications Rooms or just the Main Computer Room?

Blanking panels are only required for all enclosures in the Main Computer Room.

Item 15: Faded Triangle Symbol Keynote 20 in 01T-601 and Keynote 25 on 01T-001A conflict each other.

· Please can you clarify the scope of work for this symbol?

These describe distinct scope items. KN20 on T-601 refers to retaining existing analog/phone cable. KN25 on T-100 series refers to WAO locations being removed, cable demoed and blank faceplate added.

Item 16: Maxcell Innerducts Outside Plant Pathways

· Please can you clarify the Maxcell innerduct requirements for the outside plant pathways.

See Specification 27 05 33 Part 2.1.H.

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