SECTION P-802 INDIRECT WASTES  323.1
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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P-802.4.2 Hub drains and floor sinks. A hub drain shall be in the form of a hub or a pipe extending not less than 1 inch (25 mm) above a water-impervious the finished floor. Floor sinks shall be set not less than 1 inch (25 mm) above the finished floor to the flood level rim.
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Notes

323.1
   Amended, Bill No. 230653 (approved December 20, 2023), effective April 1, 2024.