The minimum depth of concrete grease trap should not be less than cm below the

The minimum depth of concrete grease trap should not

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18.The minimum depth of concrete grease trap should not be less than cm. belowthe outlet invert. .( a. 60 cm b. 120 cm c. 80 cm) 19.The cleanout shall be equipped with threaded screw cover provided with a raisedhead that could be removed easily with a. (a. Fittings b. Pipe 20.Is a device used in a drainage system to prevent the reversal of flow? ( 21.A receptacle used to receive water to be drained from the floor into the plumbingsystem.( a. Sewer 1
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22. Is a collector of water coming down from the downspout leading theaccumulated water away from the house at a relatively low rate of flow? .( a.Basin b. Catch Basin c. Splash Pan) 23.Is defined as a device not installed in the house drain immediately inside thefoundation wall of the building ( a. House Pipe b. House Trap ) 24.The roof area that accumulates the major rainfall water will be the basis indetermining the size of the pipe.( a. Drainage Pipe b.Sewer ) 25.Conveys all storm clear water, or surface water waste except sanitary wastes.( 26.The pipe is connected to the Main Sewer entering at degrees or directly from thetop .( a. 45 b. 60 c. 30) 27.Storm water is not allowed in the.( 28.Is the most practical method to use in determining the size of a house drain.( a.Metric System b. Unit Drain c. Unit System29.Waste is conveyed to a public sewer.( a. Sanitary Drain ) c. ) 31.Is defined as a receptacle used to catch surface water drained from cementedcourts, driveways and yards. .( a. Basin 36.Combined sewer37.Synonymous with faucet, cock, tap and plug.(a. hose b. branch c. bibb d. valve) 38.The art and science of installing pipes, fixtures and other apparatus to conveyand supply water in buildings and to dispose and discharge waste, water andother substances out of the buildings. (a. timber b. sanitary system
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