NPCP 12 house drain and house sewer

Every building in which plumbing are installed and every premises having

drainage piping thereon, shall have a connection to a _____

excreta sewerage system

• public or private

• private only

When no public sewer intended to serve any lot or premises is available in

any thoroughfare or right of way abutting such lot within the premises.

drainage piping from any building or works shall be connected to an

approved _____ by the Administrative Authority

• private sewage disposal system

• public sewage disposal system

the rearrangement or subdivision into smaller parcels of a lot which abuts and

is served by a public sewer shall not be deemed cause to permit the

construction of a private sewage disposal system and all plumbing or

drainage systems on any such smaller parcel shall connect to the existing

public sewer ______

• fronting the lots.

• through side of the lot

The public sewer may be considered as not being available when such

public sewer or any exterior drainage facility connected thereto is located

more than ___ from any proposed building or exterior drainage

facility on any lot or premises thereat.

• 61 meters

• 90 meters

_____ shall be issued for the installation, alteration or repair of any

private sewage disposal system or part thereof for any lot which can

connect with an existing public sewer fronting the lot.

• No permit

• permit

On every lot or premises hereafter connected to public sewer,

all plumbing and drainage systems or parts thereof on such lot or premises

shall be connected with _____

• public sewer.

• private sewer.

Exception: single family dwelling,and buildings or structure accessory thereto, connected to an existing approved private sewage disposal system prior to the time of construction of the public sewer nearby may, when no hazard, nuisance or insanitary condition is evident and a written permission has been obtained from the Administrative Authority, will ______ to such properly maintained private sewage disposal system when there is no sufficient grade or fall existing to permit proper drainage flow by gravity to the public sewer,

• remain connected

• apply new connection

It shall be ____ for any person to deposit, by any means whatsoever,

into any plumbing fixture, catch basin, floor drain, interceptor, sump,

receptacle or device which is connected to any excreta plumbing and storm

drainage systems, public sewer, private sewer, septic tank or cesspool

any ashes, cinders, solids, rags, flammable, poisonous, explosive liquids

or gases, oils, grease, and other things whatsoever which would, or could

cause damage to the public sewer or private sewage disposal system.

• unlawful

• lawful

No rain, surface or subsurface waters shall be connected to or discharge

into any excreta drainage system, unless first approved by the

______

• Administrative Authority

• City Municipality

No cesspool and septic tank effluents, seepage pit or underdrain system

shaH be connected to the excreta building sewer leading to ____

• public sewer

  main

• private sewer

  main.

Answer explanation

Underdrains prevent water from accumulating under the pavement and causing premature subgrade failure