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40 Cards in this Set
- Front
- Back
Each plumbing fixture, except for those having integral traps, shall be ________________.
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seperately trapped by an approved liquid seal trap
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One trap may serve a set of not more than ______________ single compartment sinks.
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three
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A food waste disposal unit installed in restaurant, commercial, or industrial sinks ____________.
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must be individually trapped
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The maximum vertical distance for a tailpiece allowed between a fixture and the trap weir is _________________ inches.
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24
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Each plumbing fixture trap shall be protected against siphonage and back pressure by a ________________.
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vent pipe
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A trap arm smaller than 3 inches may change direction without a cleanout if the change in direction does not exceed ________________ degrees.
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90
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The vent pipe opening from a soil or waste pipe, except for water closets and similar fixtures __________________.
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shall not be below the weir of the trap
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The maximum horizontal distance a trap arm shall be from the trap to the vent opening for a 2 inch trap is ___________ feet.
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5
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Each trap, except for traps within interceptors or similar devices, __________________ .
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shall be self cleaning
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No more than _______________ approved slip joint fitting(s) may be used on the outlet side of a trap.
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one
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The size of the trap connected to a fixture shall be sufficient to drain the fixture rapidly, but
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cannot be smaller than the fixture drain nor can it be more than one size larger than the fixture drain
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No trap shall be used that __________________.
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depends on movable parts, has concealed interior partitions, or is classified S or Bell trap
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Each fixture trap shall have a water seal _________________.
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between 2 and 4 inches
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Floor drains shall connect into a trap so constructed that it can be _______________.
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readily cleaned
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Floor drains or similar traps directly connected to the drainage system and subject to infrequent use shall be __________________________.
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protected with an accessible trap seal primer, except when not deemed necessary by the Authority Having Jurisdiction
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Each building trap when installed shall be provided with __________________.
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a cleanout and a relieving vent or fresh air intake on the inlet side of the trap
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Interceptors shall be provided when, in the judgement of the Authority Having Jurisdiction, they are necessary for the proper handling of liquid wastes containing ________________.
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sand and/or solids
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Interceptors for sand and similar heavy solids shall have a water seal of not less than _______________ inches.
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10
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Interceptors shall _____________________.
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be properly vented and covers that are readily accessible for service and maintenance
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Every public or private wash rack and floor or slab used for cleaning machinery or machine parts shall ______________________.
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be protected from storm and surface water and drain or discharge into an approved interceptor
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Laundry equipment that does not have integral strainers shall discharge into an interceptor having a wire basket or similar device that will prevent the passing of solids ____________________ inch or larger in maximum dimension.
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1/2
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The Authority Having Jurisdiction had mandated grease pretreatment for the following fixtures: four non-emergency floor drains, two commercial food prep sinks, one mop sink with a 3 inch trap, and two dishwashers discharging 20 gpm each. The minimum size gravity grease interceptor in gallons should be ___________________.
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1,000
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Each plumbing fixture connected to a type A and B hydromechanical grease interceptor shall be provided with a ____________________.
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flow control device
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Each fixture discharging into a gravity grease interceptor shall be _______________________.
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individually trapped and vented
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The total capacity in gallons of fixtures discharging into any hydromechanical grease interceptor shall not exceed _______________ times the certified gpm flow rate.
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2 -1/2
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Sand interceptors shall be required ___________________________.
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with heavy discharge or when the AHJ deems it so
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The sand interceptor shall have a minimum dimension of _________________ square feet for the net free opening of the inlet section and a minimum depth under the invert of the outlet pipe of _______________ feet.
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2, 2
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Sand and similar interceptors shall have a water seal of not less than _____ inches.
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6
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All repair and gas stations with grease racks or grease pits and all factories that have oily and/or flammable wastes shall be provided with an oil or flammable liquid interceptor that shall ___________________________.
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be connected to all necessary floor drains and independently vented with a vent not less than 2 inches
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Interceptors not rated by the manufacturer shall have a depth of not less than _______________ feet below invert of the discharge drain and an outlet opening with not less than a _______________ inch water seal.
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2, 18
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If the AHJ determines that a grease interceptor is not being properly cleaned, the AHJ has the authority to mandate a _________________________________.
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maintenance program
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A ________________________ shall be installed downstream of hydromechanical grease interceptor in accordance with the requrements of this code.
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vent
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Gravity grease interceptors shall not be installed in any part of the building where ________________________.
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food is handled
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The volume of the gravity interceptor shall be determined by using _______________.
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Table 1014.3.6
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Gravity grease interceptors shall be placed as close as practical to the _______________.
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fixture they serve
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It is rcommended that a ______________ be located at the outlet end of all gravity grease interceptors.
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sample box
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Abandoned grease interceptors shall be _____________ and _______________ as required for abandoned sewers and sewage disposal facilities.
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pumped, filled
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Water closets and urinals shall _____________ into or through a grease interceptor.
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not drain
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Listed ____________ may be used to connect listed metal tubing traps.
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plastic adapters
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Grease interceptors shall at all times be _____________ for inspection, cleaning, and removal of grease.
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easily accessible
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