HVAC Design
Manual Ref. and
others
12.
Provide smoke venting for elevator shafts. When standby power is connected
VA Standard Detail
to an elevator, NFPA 101 requires the machine room ventilation/air
15902-32-Dwg.
conditioning system also to be connected to standby power.
13.
Per NFPA 90A, the following hazardous exhaust ducts shall not be housed in
2.11.2.2
the same shaft carrying environmental supply, return or exhaust ducts:
Exhaust from fume hoods, ETO sterilizers, kitchen grease laden hoods,
ortho/prosthetic lab, and battery charging rooms.
14.
Per NFPA 30, provide a dedicated exhaust system for each flammable and
4.5
combustible liquid storage space. Provide an explosion proof motor and spark
proof fan, and flow monitoring and alarm system.
15.
Conform kitchen hood exhaust to NFPA 96.
3.12.7.1 and VA
Master Spec Section
15250.
2.16
B. EMERGENCY POWE R
1.
Where outdoor winter design temperature is -6.5 degrees C (20 degrees F) or
2.16
less, provide building heating equipment on emergency power as required by
NFPA 99.
2.
Exhaust fans serving labs, emergency generator rooms, , ETO exhaust,
2.16
Xenon and Iodine gases, battery charging rooms, flammable storage rooms,
Atrium smoke control, and HVAC equipment serving critical areas of OPCs in
seismic and high risk hurricane areas etc..
3.19.2
C. LEAD LINING OF DUCT WORK
1.
Provide lead lining on ductwork penetrating lead lined walls.
3.19.2
4.12
D. SPECIAL VENTILATION
1.
Radioactive Xenon gas and iodine require special exhaust system.
2
September 2001
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