The Scranton tribune. [volume] (Scranton, Pa.) 1891-1910, 1896-08-10
SIZE OF VENT PIPES.

so that the vent cannot act as u waste
pipe in case of stoppage.
SIZE OF VENT PIPES.
The size of vent pipe except for water
closet traDs shall not be less than that
of the trap which it serves.
y pipe not exceeding twenty-five feet
in length. which ventilates the traps of
two water closets, shall be two inches
in diameter. If it ventilates more than
two closets 1t shall have diameter Of
three inches. II the length Of the vent
pipe exceeds twenty-five feet the above
diameters shall be increased an inch.
All sewer soil, waste and vent pipes
must be as direct as possible. Changes
IN direction must be made with a. Y or
halt y branches. or one-length bends.
Offsets shall be made with Al degree
bends, or similar fittings. The use of
T-f's will be permitted. No soil pipe
shall be less than four inches in diam
eter.
All soil. waste and vent pipes shall be
carried undiminished i'm size to u height
ut least . feet above the roof. If there
are dormers on sky lights on the roof
the pipes must extend two feet beyond
the tupmost point and If the roof Is
used for drying purposes the pipes must
rise to height of seven feet. The
mouths Of these pipes must be kept
open. Wire baskets will be permitted
to keep out distractions. Pipes on eX-
tension roofs when within twenty feet
of any window. shall be carried up and
continued above the main root
In no case shall the waste from the
bath tub. basin sink or other like fix
ture be connected with a water closet
trap. The waste pines of such fixtures
must be separately and efYectually
trapped. the trap to be as near as prac-
ticable to the fixture which 1t sewers.
No fixture shall be set unless supplied
with sufficient water to properly flush
1t.
SOME OF THE REQUIREMENTS.
Traps and branch waste pipes shall
not be less than the following sizes:
Basin and pantry sinks IA inches; slop
sinks 8 inches. kitchen sinks " inches !;
bath tubs, 1lainches; urinals, ll2 inches
one laundry tub 11a inches: set of tubs.
9 inches: water closets. ! inches.
Lead traps and bends for water clos
cts shall not be less than four inches
i'm diameter. nor less than one-eighth
of an inch in thickness.
Wherever safes are placed under fix
ures the safe wastes shall be run sep
arately to the basement or cellar and
he clCled by "a hinged, brass flap
valve, or aDroved device. to prevent
cellar air from rising through the pipe.
Urinal platforms shall not be provided
with safe wastes.
No waste pipe from refrigerator
or other receptacle where food is kept
shall be connected with Il drain, soil or
waste pipe. Refrigerator waste must
be of a diameter of not less than one
and one-half inches and so arranged
as to be properly flushed. They shall
empty over water supplied sink, the
mouth of the pipe to have a brass
hinged tiaD-valve.
Drain. soil, waste supply pipes and
traps shall. if practicable, be exposed
to view for ready inspection at all
times. and for convenience in repairing
When necessarily placed within walls
or partition not exposed to view they
should he covered with woodwork fast
ened with screws. SO as to be readily
removed.
Wooden laundry tubs and wooden
sinks are prohibited. All such fixtures
shal consist of non absorbent mater
ial.
Privy sinks, pair closets, plunger clos
cts and all other water closets having
any mechanism in connection with the
bowl forming mechanical seal are
prohibited.
FROM SPECIAL TANKS.
All water closets within buildings
shall be supplied with water from
special tanks or cisterns. which shall
hold not less than six gallons Of water
when up to the level of the overflow
pipe, excepting automatic or syphOn
tanks. which shall not hold less than
five gallons of water The water i'm said
tanks shall not be used for any other
purpose. The flushing pipe Of all tanks
shall not be less than one and one
fourth inches i'm diameter. except i'm
shops and factories where closets may
be connected direct with water supply.
Earthen or iron water closets having
traps above the floor. using lead con-
nectiOns must have Il cast brass fiange
not less than one eighth inch thick sol
dered to the lead and bolted to the ira p
of the closet. the joint being made per-
fectly air tight.
The enclosing of water closets in
wooden castings Is prohibited. Water
closets must never be placed i'm an un-
ventilated room or compartment. In
every case the compartment must be
open 10 tne outer air, OF DE Nent1lateu
by means of an air shaft not used to
ventilate any living or sleeping room,
and having an areea of at least four
square feet. and an opening at the roof
to the external air of an area equal to
the area of the shaft.
MUST BE OF BRICK.
Privy vaults must be of brick and
cement, constructed SO as to be water
tight, of capacity of not less than
eighty cubic feet. The inside shall be
al least two feet from the next lot and
from any public or private way. 1t
to open and clean.
Cess pools shall not be permitted ex-
cept by permission of the board of
health.
No steam exhaust, blOw-off or drip
pipe shall connect direct with the
| sewer. house drain. soil, waste or vent
pipe or with any rain or water con-
| ductOr. Steam shall be discharged into
| blow off or condensing tank or cool
| ing coil. the waste or overflow Of which
shall be connected with the house
| sewer outside Of the intercepting trap
Joints of the blow-off pipe shall be
| screw joints or in case of cast IRON pipe
| they shall be rust joints.
zontal pipe inside of buildings to which
is connected the soil and waste pipes
Soil pipe Is defined as the pipe receiv-
| ing water closet discharge. Waste pipes
are defined as pipes receiving discharge