P-802.1 Where required. Food-handling equipment, in other than dwelling units, clear-water waste, humidifiers, dishwashing machines and utensils, pots, pans and dishwashing sinks shall discharge through an indirect waste pipe as specified in Sections 802.1.1 through 802.1.7. Fixtures not required to be indirectly connected by this section and the exception to Section 301.6 shall be directly connected to the plumbing system in accordance with Chapter 7.
P-802.1.1 Food handling. Equipment and fixtures utilized for the storage, preparation and handling of food and ice, including bars sinks, shall discharge through an indirect waste pipe by means of an air gap. Each well of a multiple-compartment sink shall discharge independently to a waste receptor.
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P-802.1.4 Swimming pools. Where wWaste water from swimming pools and backwash from filters shall discharge to the sanitary drainage system and water from pool deck drains shall discharge to the building sanitary drainage system,. the Swimming pool waste water discharge and pool deck drains shall be through an indirect waste pipe by means of an air gap.
P-802.1.5 Nonpotable clear-water waste. Where devices and equipment such as process tanks, filters, drips and boilers discharge nonpotable water to the building drainage system, the discharge shall be through an indirect waste pipe by means of an air break or an air gap. Note: This waste may discharge on to a roof and into the storm system.
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P-802.1.7 Food utensils, dishes, pots and pans sinks. Sinks, in other than dwelling units, used for the washing, rinsing or sanitizing of utensils, dishes, pots, pans or service ware used in the preparation, serving or eating of food shall discharge indirectly through an air gap or an air break to the drainage system.
Exception: Fixtures not used for food preparation are permitted to be directly connected to the drainage system.
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P-802.4 Waste receptors. For other than hub drains that receive only clear-water waste and standpipes, a removable strainer or basket shall cover the outlet of waste receptors. Waste receptors shall not be installed in concealed spaces. Waste receptors shall not be installed in plenums, crawl spaces, attics, interstitial spaces above ceilings and below floors. Ready access shall be provided to waste receptors. For the purpose of this section, a mop/slop sink shall be considered a waste receptor for clear water waste only.
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Notes
398 | Amended,
Bill No. 230653 (approved December 20, 2023), effective April 1, 2024. |
P-803.1 Neutralizing device required for corrosive wastes. Corrosive liquids, spent acids or other harmful chemicals that destroy or injure a drain, sewer, soil or waste pipe, or create noxious or toxic fumes or interfere with sewage treatment processes shall not be discharged into the plumbing system without being thoroughly diluted, neutralized or treated by passing through an approved dilution or neutralizing device. Such devices shall be automatically provided with a sufficient supply of diluting water or neutralizing medium so as to make the contents noninjurious before discharge into the drainage system. The nature of the corrosive or harmful waste and the method of its treatment or dilution shall be approved prior to installation. All discharges into the public sewers are subject to regulation by the Philadelphia Water Department. The Philadelphia Water Department prohibits the discharge of any corrosive liquids, including but not limited to spent acids or other harmful chemicals that destroy or injure a drain, sewer, soil or waste pipe, or create noxious or toxic fumes or interfere with sewage treatment processes. Where treatment prior to discharge is required, liquids shall not be discharged into the plumbing system without being thoroughly neutralized or treated in compliance with Philadelphia Water Department regulations.
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