ures are
placed in a line, fitting of not less than 45 deg. to the
horizontal must be used on vent lines to prevent filling with
rust or condensation; except on brick or tile walls, where it
is necessary to channel same for pipes, 90 deg. fittings will be
allowed. Trapped vent pipes are strictly prohibited. No vent
pipe from the house side of any trap shall connect with the
ventilation pipe or with sewer, soil or waste pipe.

SEC. 31. OFFSET ON VENT LINES.--All offsets on vent lines must
be made at an angle of not less than 45 deg. to the horizontal,
and all lines must be connected at the bottom with a soil or
waste pipe, or the drain, in such manner as to prevent the
accumulation of rust, scale or condensation.

No sheet metal, brick, or other flue shall be used as a vent
pipe.

SEC. 32. SETTING OF FIXTURES.--All fixtures must be set open
and free from all enclosing woodwork. Water closets and
urinals must not be connected directly or flushed from the
water-supply pipes except when flushometer valves are used.
Each water closet must be flushed from a separate cistern, the
water from which is used for no other purpose, or may be
flushed through flushometer valves.

Rubber connection and elbows are not permitted.

Pan, plunger, or hopper closets will not be permitted in any
building. No range closet either wet or dry, nor any
evaporating system of closets shall be constructed or allowed
inside of any building.

A separate building constructed especially for the purpose,
must be provided in which such range closets shall be set.

All earthenware traps must have heavy brass floor flange
plates, soldered to the lead bends and bolted to the trap
flange, and the joint made permanently secure and gas-tight.

In all buildings sewer-connected there must be at least one
water closet in each building. There must be a sufficient
number of water closets so that there will never be more than
15 people to each water closet.

Separate water closets and toilet rooms must be provided for
each sex in buildings used as workshops, office buildings,
factories, hotels and all places of public assembly.

In all buildings the water closet and urinal apartments must
be ventilated into the outer air by windows opening on the
same l