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§1593:45
<br />DWELLING HOUSE CODE
<br />connections and shall transmit the load to
<br />the building structure or to independent
<br />posts, piers, and foundations. Building drains
<br />shall not be installed or, arranged so as to
<br />support load from vertical piping. Pipe sup-
<br />ports shall be of a type approved by the
<br />Building Official. Pipe hooks shall not be
<br />used as supports for piping over 11/z inches
<br />in size.
<br />1593.45 Supports for horizontal piping.
<br />(a) Above ground. Horizontal piping shall
<br />be supported at points sufficiently close to
<br />keep it in alignment and prevent sagging.
<br />The spacing of such supports shall not ex-
<br />ceed 5 feet far cast iron or lead pipe and 10
<br />feet for other piping.
<br />(b). In ground. Piping in ground shall be
<br />laid on a firm bed. Trenches within the
<br />boundary of the street shall be backfilled as
<br />directed by the Building Official or as re-
<br />quired by other ordinance or regulation.
<br />1593.46 Supports for fixtures.
<br />Fixtures shall be firmly and securely sup-
<br />portedand fastened. Wall hung fixtures shall
<br />be supported on metal hangers or bolts. Fix-
<br />tures attached to masonry shall be fastened
<br />by means of expansion shields inserted in the
<br />masonry or in other manner approved by the
<br />Building Official. Wood plugs shall not be
<br />used. All floor outlet fixtures shall be se-
<br />cured to the floor by screws or bolts.
<br />1593:47 Supports for hanger and anchors.
<br />Hangers and anchors shall be securely at-
<br />tached to the building construction and shall
<br />be of sufficient strength to maintain their
<br />proportional share of the pipe alignment and
<br />prevent rattling.
<br />1593.48 Supports for base of stacks.
<br />Bases of cast iron soil stacks shall be sup-
<br />ported on concrete, brick laid in cement mor-
<br />tar, metal brackets attached to the building
<br />construction, or by other methods approved
<br />by the Building Official. Other piping ma-
<br />terial shall be anchored so as to take the load
<br />off the stack at the base.
<br />1593.49 Protection of piping.
<br />(a) Breakage and corrosion, Pipes pass-
<br />ingunder or through walls shall be protected
<br />against loads which might result in breakage.
<br />Pipes passing through or under cinder con-
<br />crete or other corrosive material shall be
<br />protected against external corrosion.
<br />(b) Freezing. Provision shall be made so
<br />that no water-supply, soil, or waste pipe
<br />shall be installed or maintained outside a
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<br />building or in an exterior wall where liquid
<br />contained or passing through such pipes can
<br />freeze.
<br />(c) Openings for piping. Exterior open-
<br />ings provided for the passage of piping shall
<br />be sealed against rodents by metal collars or
<br />in other manner approved by the Building
<br />Official.
<br />1593.50 Water supply and distribution.
<br />In addition to the provisions of Chapter 25,
<br />the requirements set forth in Sections 1593.51
<br />to 1593.62 inclusive shall govern the design
<br />and installation of water supply systems for
<br />dwellings.
<br />1593.51 Protection of potable water supply.
<br />(a) Backflow. Every potable water dis-
<br />tributing pipe shall be protected 'against
<br />backflow by having the outlet end from
<br />which water flows spaced a distance above
<br />the flood-level rim of the receptacle into
<br />which the water flows sufficient to provide
<br />the "minimum required air gap" defined in
<br />American Standards for Air Gaps in Plumb-
<br />ing Systems, ASA A40.4. Where it is not
<br />possible to provide a "minimum required air
<br />gap," then the fixture shall be equipped with
<br />an accessibly located backflow preventer
<br />conforming to the provisions of American
<br />Standard Backflow Preventers in Plumbing
<br />Systems, ASA A40.6, installed between the
<br />control valve and the water outlet.
<br />(b) Pumps, wells, and other appliances.
<br />All water pumps, tanks, wells, filters, sof-
<br />teners, and similar appliances and devices
<br />shall be protected from superficial ground or
<br />surface water or contamination, by covers,.
<br />walls, coping or casings, approved under the
<br />regulations of the local Board of Health and
<br />in the absence of such regulations then under
<br />the regulations of the Ohio Department of
<br />Health or the County District Board of
<br />Health and in the event of their incon-
<br />sistency, the strictest regulation shall apply.
<br />(c) Water supply tanks. All potable
<br />water supply tanks shall be properly covered
<br />or sealed to prevent entrance of foreign ma-
<br />terial into the water supply. Soil or waste
<br />lines shall not pass directly over non-pres-
<br />sure water supply tanks or over manholes
<br />in pressure tanks,
<br />(d) Protection against f reezing. All water
<br />pipes, water tanks, and water supplied ap-
<br />pliances and devices shall be protected
<br />against freezing. Unless otherwise specifi-
<br />cally approved by the Building Official, all
<br />water supply piping exposed to frost action
<br />shall have a cover of not less than 3r/z feet.
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<br />Definitions and Abbreviations
<br />§ 1517.10
<br />Garage, private. A building or part thereof,
<br />accessory to a dwelling, providing for the
<br />storage of automobiles and in which no
<br />occupation or business for profit is carried
<br />on.
<br />Gas appliance. Any device which utilizes gas
<br />fuel to produce light, heat or power.
<br />Gas vent: A flue for removing products of
<br />combustion from gas heat appliances. See
<br />also Type B and Type C gas vents.
<br />-connector. The pipe connecting agas-
<br />fired heat appliance with the gas vent.
<br />Girder. A large or principal beam used to
<br />support beams or other concentrated loads
<br />at isolation points along its length.
<br />Glass area. The gross area within a sash and
<br />may include small muntins and division
<br />bars.
<br />Grade. An elevation as it has been estab-
<br />lished by public authority, or as it exists,
<br />or as it has been made, Compare: Slope.
<br />Gravity warm air heating system. A warm
<br />air heating system in which the warm air
<br />is transported and delivered through pipes
<br />or ducts by natural stack action and with-
<br />out the use of any mechanical impeller.
<br />Grease interceptor. A receptacle designed to
<br />intercept and retain grease or fatty sub-
<br />stances contained in kitchen or other
<br />wastes.
<br />1517.09 Letter "A."
<br />Habitable room. See Room: habitable -.
<br />Half story. See Story; half-.
<br />Hall. A space in a building used for com-
<br />municationbetween rooms or as a passage-
<br />,. way to or from the outside:
<br />Header. In carpentry, a beam placed per-
<br />pendicular to joists or studs and in which
<br />joists or studs are connected by framing
<br />for an opening.
<br />Heat appliance. Any device which utilizes
<br />fuel or other source of energy to produce
<br />heat.
<br />Heating:
<br />Central -. A system of heating a building
<br />or group of buildings with steam, hot
<br />water, or warm air from a single heating
<br />plant.
<br />Space -. A method of heating individual
<br />rooms or living units by means of equip-
<br />ment located entirely within these rooms
<br />or living units, but without the use of ducts
<br />or pipes.
<br />Height:
<br />- o f building. The vertical distance from
<br />the surface of the adjoining ground to the
<br />highest level of the surface of a flat roof,
<br />to the deckline of a mansard roof, or to the
<br />highest ridge of a gable roof.
<br />-of ceiling. The vertical distance from
<br />the finished floor to the finished ceiling in
<br />any room, exclusive of projecting ceiling
<br />beams.
<br />- o f story. The vertical distance from the
<br />finish surface of a floor to the finish sur-
<br />face of the next floor above and for the top
<br />story, from the finish surface of the floor to
<br />the top of ceiling joists or, where there is
<br />no ceiling,'to the top of the roof rafters at
<br />mid-point.
<br />- o f wall. The vertical distance to the top
<br />of the wall or average height of gable,
<br />measured from the top of foundation walls,
<br />or from a girder or other immediate sup-
<br />port of such wall.
<br />Horizontal branch. A branch drain extend-
<br />ing laterally from a soil or waste stack or
<br />building drain, with or without vertical
<br />sections or branches, which receives the
<br />discharge from one or more facture drains
<br />and conducts it to the soil or waste stack or
<br />to the building (house) drain.
<br />Horizontal pipe. Any pipe or fitting which
<br />makes an angle of more than 45° with the
<br />vertical.
<br />House:
<br />-drain. See Building drain.
<br />-gas pipes. Gas pipes and fittings in-
<br />stalled on any premise or in any building
<br />or other structure on the outlet side of the
<br />gas meter, extending to the appliance or
<br />the appliance connector, but shall not in-
<br />clude the connection of the gas fixtures,
<br />gas appliances or gas meters or any portion
<br />of the gas service pipe from the street
<br />main.
<br />-sewer. See Building sewer.
<br />- subdrain. See Building subdrain.
<br />-trap. See Building trap,
<br />1517.10 Letter "L"
<br />Incinerator: A device intended or used for
<br />the reduction of garbage, refuse, or other
<br />waste material by burning or incineration.
<br />Flue-fed -. An incinerator arranged and
<br />constructed so that refuse can be fed into
<br />the incinerator through hopper doors in
<br />the flue serving the incinerator,
<br />Fuel-fired-. An incinerator in which
<br />combustion of the material to be incin-
<br />erated is aided by gas, liquid, or solid fuel.
<br />The gas or liquid fuel may be introduced
<br />by a blower.
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