Researching the requirements 35

Cable access requirerients

The customer is responsible for supplying all access for station, feeder, and
riser cabling including where necessary:
-
conduit
-
floor boring
-
boring all major walls on a particular floor
-
access into hung ceilings, including removal and replacement of ceiling
tiles
Fire protection and safety precautions
Fire protection and prevention
Building, fire, and safety codes establish the degree of protection required
for an installation. Additional information is available from the National
Fire Protection Association in its publications entitled “Standard for the
Protection of Electronic Computer/Data Processing Equipment (NFPA 75)
and “National Electrical Code”
@VFPA
70).
Properly locating and installing sprinkler heads, fire and smoke sensing
devices, and other fire extinguishing equipment require expertise. Local
codes and experts should be consulted during the planning stage, and the
recommendations of insurance underwriters and local building authorities
should be sought and followed.
Some fire precautions can be implemented during the construction phase of
preparation for an installation. Walls enclosing the equipment area should
extend from floor to ceiling, and the walls, floor, and dropped ceiling, if
any, should be constructed of noncombustible covering. Shatterproof
windows and sprinklers outside and above the windows should be installed
to prevent the spread of fire from an adjacent building.
If the structural floor is made from combustible materials, it should be
covered with a noncombustible covering, and the space between the raised
and permanent floors should be cleared of all debris before the system is
installed.
Storage areas and the roof or floor above the equipment room should be
watertight since water leakage from the floor above could easily damage the
equipment below. In addition, ducts and plumbing work for air-
Installation planning
553-3001-l 20