Technical Requirements -
T/D Cabling Design Guide
2) Telephone Backbone & Horizontal Cabling Termination
The Contractor shall furnish and mount 110 type IDC punch down blocks
on plywood Backboards. The Government will provide inch thick
plywood Backboards for this purpose. One set of punch down blocks
shall be provided to terminate the backbone cables, another set shall be
provided to terminate the horizontal cables.
3) Horizontal Cabling - Data Termination
The Contractor shall furnish and install rack mounted RJ45, IDC punch
down patch panels to terminate each horizontal data cable routed to a
specific WSI data outlet.
C. Cross-Connects
1) Data Patch Cords
The Contractor shall provide a Category 5, RJ-45 patch cord for each
data horizontal data circuit to be activated. The cord shall be of sufficient
length to allow patching from the rack mounted RJ45 patch panel jack to
the assigned input jack on the Government provided, rack mounted
network electronics.
2) Telephone Circuits
In each T/D closet, only the active pairs in each telephone horizontal
cable shall be cross-connected to the telephone backbone. The active
pairs are indicated by the materials identified in Contractor
Responsibilities of this document. To allow for future growth, the
contractor shall provide a telephone backbone capacity of 120% of the
active telephone horizontal pairs terminating in each T/D Closet.
2. Labeling
The Contractor shall label the following components as per Contractor
:
Responsibilities, paragraph 4
A. Breakout boxes and/or patch panels,
B. Individual connectors on the breakout boxes or patch panels,
C. Individual fiber optic Backbone cables,
D. RJ-45 jacks on the Horizontal Data patch panels,
E. Individual Horizontal Data cables.
Work Station Interface (WSI) Requirements
1. Contractor Provided Wall Mounted WSI Equipment
Work Stations may be designated for single, dual or triplex telephone or data
service. This information is identified on the facility Furniture and Electric floor
Page 4-42
VBA Design Guide
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