Indirect wastes shall be required for the discharge of all waste
from:
A. Any refrigerator, icebox, steam table, bar or soda fountain, swimming pool, swimming pool scum gutter or any receptacle, appliance, device or apparatus which is used for the storage, preparation or processing of food or drink. In a three-compartment bar or soda fountain sink, the ice compartment shall be separately trapped and installed as an indirect waste line. The other two compartments may be connected with a continuous waste or individual traps and waste lines installed as indirect waste lines, in accordance with this article. All drip waste lines shall conform to §
131-84E.
B. Any appliance, device or apparatus using water as a cooling or heating
medium.
C. Any sterilizer, water still or other similar appliance, device or
apparatus.
D. Any water treatment device, including filters and softeners.
E. Any water-operated device.
F. Any drain, overflow or vent from a water supply system.
G. Any drain for condensate or defrosting evaporators in air-conditioning
systems or having inlet in the air stream of ventilating or air-conditioning
systems.
H. Any other device, when required by the Plumbing Inspector or Health
Inspector.
No indirect waste pipe shall exceed 100 feet in length without
venting.
Indirect waste stacks receiving the discharge from fixtures on more than one floor, indirect wastes exceeding 100 feet in length and indirect wastes draining more than one trapped fixture shall be vented by being extended to the outer air above the roof as required by Article
XI.
The size of waste pipes from refrigerators shall be as indicated in §
131-84D(4), Table P-1.