Technical Requirements -
Telephone/Data Spaces & Cable Pathways
5. The Contractor shall install empty raceways for the telephone/data system
including cable trays, conduits, outlet boxes, and other items as described
herein.
6. Installation of the empty raceway system shall be completed and access to the
telephone equipment and computer rooms shall be provided at least sixteen
(16) weeks prior to the delivery of the telephone equipment.
7. All conduit runs shall contain no more than two 90-degree bends between pull
points (outlet or pull boxes or telephone/data closets). No section of conduit
shall be longer than 100 feet between pull points.
8. Minimum radius of conduit bends shall be as follows:
Conduit Size (in Inches)
Conduit Bend Radius (in Inches)
8
1
11
1 1/4
14
1
16
2
21
2
25
3
31
3
36
4
40
Conduit bends shall be made so the internal conduit diameter is not reduced.
9. Unless otherwise specified, conduit shall be sized based on the number of 4
pair, category 5 UTP cables to be pulled to service the requirements shown on
the furniture/ telephone/data outlet plan drawings in accordance with "Conduit
sizing", table 4.4.1 of ANSI/EIA/TIA 569-A.
10. All conduit ends shall be equipped with insulated bushings to preclude damage
to cable.
11. Conduit runs shall be stubbed up into interstitial space or routed to the nearest
wireway or cable tray. Wire mold shall be used to route cable on inaccessible
Page 4-16
VBA Design Guide
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