September 30, 1995
Design Standards
Ultralow Freezer Room
ARCHITECTURAL
Floor Area
18.5 m (198 ft)
Wall Finish
cmu (sc)
Ceiling
gwb
Base
rb
Ceiling Height
2700 mm (9 ft)
Floor Finish
vct
RFI Shielding
-
Slab Depression
-
Soundproofing
-
Floor Load
-
Lighting
ELECTRICAL
Power
General
550 lx (50 fc)
General
-
Special
-
Special
-
Emergency
-
Emergency
-
Telephone
yes
ADP
-
HEATING, VENTILATING AND AIR CONDITIONING
AC Load Lights
420 W
Dry Bulb Temp Cooling
22C (72F)
AC Load Equipment
161 W/m (15.0 W/ft)
Dry Bulb Temp Heating
-
Number of People
-
Relative Humidity - Cooling
50%
Noise Criteria
NC-45
Relative Humidity - Heating
-%
Room Pressure
negative
Minimum % Outside Air
100
Min Air Changes per Hour 30
100% Exhaust Air
yes
Steam
-
Special Exhaust
yes
Freezers have air-cooled compressors. Freezer temperature -62.2C (-80F).
Provide heat recovery system, if cost effective based on life cycle cost, to apply to an appropriate system in the
building. See PG-08-10 HVAC for type of heat recovery system that may be employed.
PLUMBING AND LABORATORY GASES
Sanitary Drain
-
Cold Water
-
Acid Waste
-
Hot Water
-
Other
-
Reagent Grade Water
-
Fuel Gas
-
Laboratory Air
-
-
Laboratory Vacuum
-
Guide Plate 6-7
VA Design Guide -- Research Laboratory
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