PP pre 3

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It is arrangement of venting so installed that one vent will serve two trap

Unit vent

It is the pipe extension of a solid waste or waste stack above the highest horizontal drain connected to the stack:

Stack vent thru roof

A pit or receptacle at low point to which waste water are drained:

Sump pit

The spoon like tools use for pouring molten pig lead into hub as making caulk joint in cast iron pipe is called:

None of the above

The trap provision required to restaurant and other establishment were sewage covers large amount of grease prior to discharge to sewer

Grease trap

Under the term and condition of PD 856, Sanitation Code of the Philippines, the effective depth of a septic tank is measured from the bottom of septic tank to the level:

Liquid level line

The receptacle in which waste water are retained for sufficient period to deposit suitable materials:

Catch basin

In term of discharge one fixture unit represent the flow rate approximately:

7.48 gallons

The water service is a pipe that extends from the

Water main to the water meter

The basic elements of a cold water supply include the

Riser run out

Flushometer is another name for:

Flush valve

The minimum size of a Fire Hose outlet of an interior wet standpipe is:

38 mm Ɵ

All Dry standpipe shall extend from the ground floor and over the roof and shall be equipped with 0.63 millimeters outlet in every floor level with a minimum height from the floor of:

1.2 m

Dry standpipes shall have sufficient strength to withstand a water pressure of how much when ready for service?

20 kg/sqcm

PD 1096 prescribes that Dry stand pipe is r

4 or more

Which type of lavatories is designed for group use?

Countertop

Which of the following is not a plumbing fixture?

Booster pump

The code that prescribed regulation on sanitary and industrial plumbing installation inside buildings and premises is the:

National Plumbing Code

Subsoil water is collected and carried to a

Sump

Which of the following carries waste discharge to the building sewer?

Building drain

All of the following are used in site drainage sytem EXCEPT;

Roof drain

The Code that prescribes criteria on the quality of drinking water from meteoric, surface or underground sources is:

National Standards for Drinking Water

Ball valves are an adaptation of

Plug valve

For public health reasons, a sanitary drainage system must discharge into

A public sewer system

What type of end connection are used for valves smaller than 2 in. in diameter?

Threaded

Which if these materials is best for vent pipes in an acid waste system?

Plastic

Soil and waste stacks carry the discharge from all of the following EXCEPT

Roof drain

In a water distribution system, what connects the water main to the water risers?

Water service

What is the device suitable for pumping sewage from the deep basement floor into sewer line?

Pneumatic ejector

The length of pipe along the waterline of the pipe one fitting

Developed length

A device which discharges of pre-determined quantity of water to pipeline for flushing purpose actuated by direct water pressure.

Flushometer valve

What is that greatest stress which a material can stand without a permanent deformation after release of the stress?

Tensile stress

In a water supply system the unobstructed vertical distance thru the free atmosphere between a faucet supplying water and the flood level rim of the fixtures is called?

Air gap

What do you call that point which is unobstructed open edge of the fixture?

Rim

How does subsoil water is collected and being translated?

Sump

Which of the following is NOT a type of lavatory?

Reverse trap

What is the depth of the building sewer when installed?

0.3 m

What is that branch vent that serves two or more trap and from in front of the last fixtures connection of the horizontal branch to the vent stock?

circuit vent

Caulk joint shall be firmly packed with oakum or hemp and powered received with pure load what that depth of lead over oakum?

25 mm (1”)

What is that term with reference to the load producing effect on the plumbing system for different kind of plumbing fixtures?

Fixture unit

What is the minimum size of a

38 mm

How does evaporation of the trap seal of a fixture be eliminated?

Frequently used

What is the corresponding name of the following abbreviation pertaining to local trade and government regulating body?

DTI

What is the standard size of water service from the water main to the dwelling unit?

19.00 mm (3/4”)

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