Technical Requirements -
Telephone/Data Spaces & Cable Pathways
Number Of Lines
Room Size
100-899
500 sq. ft.
900-1599
700 sq. ft.
1600-1999
900 sq. ft
2000-2399
1100 sq. ft
2400-2799
1300 sq. ft.
2800-3199
1500 sq. ft
3200-3999
1700 sq. ft.
B. All new Telephone Equipment Rooms shall be rectangular in shape and free
of all obstructions, such as columns, as possible. If columns are present,
they shall not impede the installation or operation of the switching equipment.
C. All new Telephone Equipment Rooms shall have a raised floor (computer
flooring) with a minimum 12" finished floor height and a suspended ceiling.
The same specifications as the Computer Room raised floor apply. If
adjacent to the computer room, the floor shall be the same height. A wall
separating the two adjacent rooms shall extend from finished floor to floor
above. The common plenum below the wall will be fitted with security bars to
allow cable access and airflow but no personnel access. Contractor shall
verify with EAPBX provider, that the floor design load is adequate to support
the EAPBX and it's UPS system & associated batteries and will increase
the floor loading capacity to meet equipment load requirements if necessary.
D. All walls shall be painted a light color.
E. Equipment not related to the support of the Telephone Equipment Room
(e.g., water, drainage, steam piping, ductwork, pneumatic tubing, etc.) shall
not be installed in, pass through, or enter the room.
F. The Telephone Equipment Room shall be provided with a Class B fire rated,
40" wide x 84" high self-closing, self-locking door equipped with a deadbolt
lock and intrusion alarm.
G. Fire protection of the Telephone Equipment Room, shall be provided as per
applicable code. Apply NFPA 75 if no other applies. Sprinkler heads shall
be provided with wire cages to prevent accidental operation. Anappropriate
fire extinguisher shall be provided near the exit door.
3. Telephone Console Room
A. VBA's Telecommunications Staff (20S4) will advise the regional office as to
the number of consoles required. This information will be given during the
initial site visit.
VBA Design Guide
Page 4-27
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