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<br />PLUMBING CODE 17
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<br />�e ich must discharge into a sink or other.
<br />f re, perly trapped floor drain. Where waste of;"
<br />or refrigerators located on separate floors are.
<br />,-vpnnected I one drain, the said waste shall continue as
<br />&-,,�ent t h the roof. No single refrigerator waste shall.
<br />be less one and one-quarter inch internal diameter;
<br />for twa ur refrigerators, the waste shall be one an
<br />CM e -half pipe; and for over four refrigerators, two-inch v`
<br />pipes;= sha be installed. All refrigerators waste shall �e
<br />of g4lvaniaed screw pipe or cast iron.
<br />Sec. 2Ste4+m Exhaust, Sediment, Drippings, Heated Water,
<br />and Acid Waste, How Disposed of:
<br />(a No steam exhaust, blow -off pipe, sediment or ditjp. &
<br />pipe f a steam boiler shall be connected with any sewer,
<br />drain, •` il, waste, vent, or rain water leader. Such pies ;r
<br />shall d charge into an open tank or condenser, frpm
<br />which a( -.proper connection to the building sewer or drii
<br />must be provided. '
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<br />(b)o water heated to a temperature higher th
<br />180° Fal*,enheit will be permitted to discharge directlylin
<br />r any drakhage system. Fixtures discharging waste At
<br />higher temperature than 180° Fahrenheit shall be pro-tide,,d
<br />with a satisfactory cooling device. `
<br />(c) Fixtures discharging acid, corrosive or hapmful1.4
<br />waste must not be connected with any soil or waste pipe,
<br />but must be discharged through acid proof pipes and 4'
<br />continue as a separate line to an approved neutralizing
<br />tank or be connected with the building sewer. '
<br />Sec. 30. Installation of Joints, Connections, Fittings,
<br />(a)All joints on cast iron pipe shall be eithei,the
<br />' nel•ica i Standard threaded screw joint or caulked j okit�.
<br />=; sulked joints on all cast iron drain, soil, waste or
<br />' must be made by packing the hub with picked
<br />T-Atl'!#nd run with molten pure pig lead and hand caulked
<br />make joint gas tight.
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<br />18•CITY OF CHARLOTTESVILLE
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<br />(c) All egnnection on the sewer side of ak-,- fixtures
<br />traps shall be' -screwed, ground faced, or caulllid joints.
<br />Washer slip joints will be permitted on the t- stilet side
<br />of traps.
<br />(d) Floor flanges for water closets shall be fast iron
<br />not less than one-fourth inch thick. Brass fixttge traps
<br />A constructed in whole or in part of brass tubing, sgdd brass
<br />tubing must be of not less than 17 gauge. ':1:
<br />(e) Drainage fittings shall be of cast iron or brass
<br />recessed with threads tapped out of solid metal, with a
<br />• smooth interior water way, galvanized or black.
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<br />. j Sec. 31. Plumbing Fixtures, Lavatories, Bath Tubs, Urinals,
<br />_ 7 Traps, Water Closets, Etc.
<br />(a) No plumbing fixture, device or construction shall
<br />` be installed which will provide a cross connection between
<br />a distributing system of water for drinking and domestic
<br />purposes and a drainage system, soil or waste pipes so as
<br />to permit or make poossible the back flow of sewage or
<br />waste into the water supply system.
<br />(b) All lavatories, bath tubs and urinals shall be of
<br />vitreous china or porcelain enameled ware. Sinks and
<br />laundry trays shall be of some non-absorbent material,
<br />except in manufacturing establishments, where wood sinks
<br />=. may be used if approved by the plumbing inspector.
<br />(c) Every fixture shall have a separate trap main-
<br />taining a water seal of not less than two or more than four
<br />inches. All traps must be placed as near the fixture as
<br />practicable; except in cases where two wash basins are
<br />�- set with outlets not more than two feet apart; combination
<br />sink and laundry tray, or sectional laundry trays, where
<br />one trap will be permitted. No trap to be placed beneath
<br />the floor for any fixture except b,.th tubs, showers or
<br />other fixtures that � sitar -the floor level: All- traps must
<br />be of brass or cast iron: The size of trap to conform with
<br />the following table:
<br />JL aps or oor rains or over
<br />+ sq. ft. of area. 3
<br />. (d) Every fixture trap must be protected against
<br />Vyphonage and back pressure, and air circulation assured
<br />ly means of vent or back vent, a soil or waste stack vent,
<br />-in continuous waste or soil vent, or a loop or circuit vent
<br />`dor wet vent. Crown vents prohibited.
<br />(e) No trap shall be placed more than five feet hori-
<br />zontal developed length, from its vent. Except in case of
<br />basement floor drains and catch basins, these may be
<br />extended- 20 feet before being vented.
<br />(f ) TheAistance sig ` f easared along ,the central
<br />line of the> waste orsoil ` pike from the outlet„end of the
<br />trap seat.;Y of the vent opening. The vent opening from the
<br />soil o;:waste pipe, except'- for water closets and similar
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<br />CITY OF CHARLOTTESVILLE �,��'►,�•.
<br />f ixtures, shall not be below the dip of p. "file
<br />distance allowed above the floor for wat., and
<br />similar fixtures shall be one foot.
<br />(g) In cases of the renewal of unvented -
<br />se4.l , g trap. that has been approved by s
<br />ning Board may be used for replac ed
<br />t a plumbers must report all such in he
<br />or of plumbing.
<br />In altera ' work or installatio l
<br />des in old bs where the conditions t
<br />'snot pract' mp.ly with the provi se
<br />ations, or e the venting of minor ps
<br />Id work would entail unreasonable expen th b-
<br />inspector may allow re -sealing traps to be us A der
<br />r fixtures located not more than fifteen feet m a
<br />=lard or direct vent.
<br />(i) The plumber must obtain a special permit, r the
<br />11istallation of each re -sealing trap used as herein pided.
<br />(j) Every water closet within a building s `all be
<br />Dither cast iron enameled all over, or earthenware syphon
<br />Aet, or syphon action closet, with integral traps and to
<br />supplied with tanks through flush pipes not less than
<br />one and one-quarter inches in diameter, or approved flusho-
<br />pmeter which shall not be set less than four inches above
<br />` top of closet bowl it serves. All closets in house shall be
<br />connected to soil outlet with an approved iron floor flange
<br />caulked onto soil pipe; bowl to be bedded in putty or an
<br />asbestos gasket or approved setting compound.
<br />(k) Water closet bowls for public use shall be elon-
<br />gpted type and fitted with open front seats less cover `or
<br />other approved type.
<br />(1) Whenever a whirlpool, pan or plunger 4watter et
<br />shall be removed for repairs or other causes,
<br />be replaced.
<br />(m) -Water closets must not be located in
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<br />a►L;-' �,..::��t.s ?MpING CODE
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<br />Hi ixture Size in Inches Trap and Branch
<br />tubs
<br />11/2 i
<br />shower stall
<br />2
<br />$ath, sitz
<br />11/2
<br />-Bath, foot
<br />11/2
<br />$�dets
<br />11/2 i
<br />Fixture
<br />11/> >
<br />'inking Fountain
<br />11/4
<br />tbination
<br />untain cuspidors
<br />11/4
<br />oor drains (for 400 sq. Ft. of area)
<br />2
<br />nk, kitchen, residence
<br />11/2
<br />]Caundry tray
<br />11/2
<br />Sink, hotel or public
<br />2
<br />Sinks, small pantry or bar
<br />11/1
<br />Sites, dishwasher
<br />11/1
<br />gi s, slop, with trap combined
<br />3
<br />UAnals, lip
<br />11/2
<br />Urinals, trough
<br />2
<br />Urinals, pedestal
<br />3
<br />Urinal, stall
<br />2
<br />Wash basin
<br />11/4
<br />Water closet
<br />4
<br />*T f fl d f 400
<br />JL aps or oor rains or over
<br />+ sq. ft. of area. 3
<br />. (d) Every fixture trap must be protected against
<br />Vyphonage and back pressure, and air circulation assured
<br />ly means of vent or back vent, a soil or waste stack vent,
<br />-in continuous waste or soil vent, or a loop or circuit vent
<br />`dor wet vent. Crown vents prohibited.
<br />(e) No trap shall be placed more than five feet hori-
<br />zontal developed length, from its vent. Except in case of
<br />basement floor drains and catch basins, these may be
<br />extended- 20 feet before being vented.
<br />(f ) TheAistance sig ` f easared along ,the central
<br />line of the> waste orsoil ` pike from the outlet„end of the
<br />trap seat.;Y of the vent opening. The vent opening from the
<br />soil o;:waste pipe, except'- for water closets and similar
<br />}
<br />r.t•
<br />CITY OF CHARLOTTESVILLE �,��'►,�•.
<br />f ixtures, shall not be below the dip of p. "file
<br />distance allowed above the floor for wat., and
<br />similar fixtures shall be one foot.
<br />(g) In cases of the renewal of unvented -
<br />se4.l , g trap. that has been approved by s
<br />ning Board may be used for replac ed
<br />t a plumbers must report all such in he
<br />or of plumbing.
<br />In altera ' work or installatio l
<br />des in old bs where the conditions t
<br />'snot pract' mp.ly with the provi se
<br />ations, or e the venting of minor ps
<br />Id work would entail unreasonable expen th b-
<br />inspector may allow re -sealing traps to be us A der
<br />r fixtures located not more than fifteen feet m a
<br />=lard or direct vent.
<br />(i) The plumber must obtain a special permit, r the
<br />11istallation of each re -sealing trap used as herein pided.
<br />(j) Every water closet within a building s `all be
<br />Dither cast iron enameled all over, or earthenware syphon
<br />Aet, or syphon action closet, with integral traps and to
<br />supplied with tanks through flush pipes not less than
<br />one and one-quarter inches in diameter, or approved flusho-
<br />pmeter which shall not be set less than four inches above
<br />` top of closet bowl it serves. All closets in house shall be
<br />connected to soil outlet with an approved iron floor flange
<br />caulked onto soil pipe; bowl to be bedded in putty or an
<br />asbestos gasket or approved setting compound.
<br />(k) Water closet bowls for public use shall be elon-
<br />gpted type and fitted with open front seats less cover `or
<br />other approved type.
<br />(1) Whenever a whirlpool, pan or plunger 4watter et
<br />shall be removed for repairs or other causes,
<br />be replaced.
<br />(m) -Water closets must not be located in
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