FINAL DRAFT 9/6/95
UPDATED NOV. 1996
Narrative
Technical Considerations
Seismic:
Power:
Where required, the plumbing and medical
General purpose duplex receptacles are
gases' systems should be installed with
typically provided on each wall of a room or
seismic provisions as outlined in the VA
space.
Plumbing Design Manual for Hospital
Special pieces of equipment, such as
Projects.
refrigerators, have dedicated duplex or
Refer to VA Handbook H-18-3, CD-54,
special receptacles.
"Natural Disasters Resistive Design, Non-
Workstations with personal computers
Structural" for additional information.
(PC's) are typically provided with quadraplex
receptacles for the PC, a monitor, and a
Electrical:
printer.
Junction
boxes
are
provided
for
equipment requiring a hardwired connection.
Recessed fluorescent luminaries with
Certain modular casework units are
acrylic prismatic lenses typically provide
provided with a utility access module with a
illumination.. The fixtures typically use F32TB
surface mounted electrical strip mold that also
lamps in compliance with the National Energy
provides a chase for wiring. Conduits and
Policy Act of 1992. Lamps have a minimum
junction boxes are provided to connect to the
color rendering index (CRI) of 85 and a color
utility access module for power wiring.
temperature of 4100 degrees Kelvin (K),
Duplex receptacles on the critical branch
which is close to the "cool white" color
of the emergency power system are provided
temperature of 4150 degrees K.
for selected pieces of equipment, such as
Lighting intensities conform to the VA
gamma
cameras,
computers,
and
design criteria, the IES Lighting Handbook
refrigerators. They allow for limited operation
and IES publication CP-29, "Lighting for
during a power outage.
Health Care Facilities.".
IES CP-29 is
Emergency
power
requirements
are
currently being updated and will be replaced
addressed in VA Construction Standard H-18-
by IES Recommended Practice RP-29 in the
3, # 800-3.
future.
Lighting is typically controlled by wall-
Security:
mounted switches located at the entrance to
the room. Larger spaces may utilize multiple
Push-button combination locks need to be
switching by separate switches for lighting of
installed on all doors in areas where
individual zones or areas.
radionuclides are stored or utilized. Signage
is mandatory for identifying areas where
Power load densities for lighting are listed
radioactivity is used.
by use by the mechanical HVAC load
calculation purposes. Load densities should
be verified for the actual design, as they may
vary depending on the room configuration,
fixture types, lamps, and ballasts.
VA DESIGN GUIDE
NUCLEAR MEDICINE SERVICE
PAGE 2-11
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