Spdi 2

通報

問題一覧

A secondary pipeline in sewerage a common sewer to which no other sewer is tributary is called

Lateral

That pipe which conveys waste water and water carried waste without fecal matter

Wadte pipe

A bacteria living or active in the absence of free oxygen is called

Anaerobic

A vent for a single fixtures or battery of fixtures which is connected into the same stack, is not which the fixtures discharge

Unit vent

A vent which also serve as a drain is called

Wet vent

A method of installation not allowed in a lateral to avoid pressure and retardation of flow of waste water causing deposition of solid is

sharp curve

The sanitary drainage system for public health reason, must discharge to

Public sewer system

What do you call that vents for fixtures intended to ventilate the foul odors and remove air from adjacent area?

Local vent

What happen when air comes into contact with wastewater in the drainage system

Dragged along with the fixture along the system

What is that device use to prevent backflow whereby air is admitted to the supply pipe whenever a vacuum occur?

Vacuum breaker

Pipe materials used inside the buildings and premises shall conform to standard specifications set forth this organization?

American Society for Testing Materials (ASTM)

When heat is applied to water; molecular activity intensified and such particle expand in itself, followed by the change in behavior

Increases the volume

What is the prescribed color coding of piping under Steam Division of a high pressure pipe

White

What is that controlled outlet in a pipeline used to discharge water or drained the system

Blow-off

Which of the following is not a function of all faucets?

Level control

What is the basic element of a cold water supply in a building?

Riser run outs

What is that receptacle installed at corner wall that collect rain water from a balcony

Scupper drain

What is that system of arrangement of venting so installed that one vent will serve two traps?

Unit vent

What is the minimum size of fire hose outlet of an interior wet standpipe?

38 mm dia

A building subdrain is located at what level?

Below the level of the public sewer

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

Fixture unit

Caulk joint shall be firmly packed with oakum or hemp and poured with pure lead, what is that depth of lead over oakum?

25 mm

What is the depth of the building sewer when installed?

0.3 m

Which of the following is not a type of lavatory?

Reverse trap

The connection of sewer service line into a sewer main is made by entering the sewer pipe at what point?

At the top of the sewer main

What type of end connections which are used for valves smaller than 2 inches in diameter?

Threaded

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

Rim

Normally, storm water sho

Ground water

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

20 kg/cm2

PD 1095 prescribes that dry standpipe is required for every building of how many floors?

4 storey or more

On most two-handle faucets, the stems:

Rotates clockwise & counterclockwise

Flush meter is another name for:

Flush valve

The water service is a pipe that extends from the

Water main to the water meter

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

7.48 gal

The area of hole of roof drain to effectively collect and drain rain water in roof is:

2 x the area of drain pipe

The space between the liquid level line to the inside top cover of septic tank is called:

Airspace

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

Grease trap

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

Stack vent thru roof

It is the arrangement of venting so installed that one vent will serve two traps?

Unit vent

It is pipe which convey only liquid waste free from fecal matter

Wet vent

It is a portion of the vent pipe through which liquid waste flow:

Wet vent

It is a loss of trap seal due to unequal atmospheric pressure condition and due to rapid flows of water thru the trap:

Siphonage

It is a loss of trap seal due to suspension of foreign object such as string rugs or lint into the trap seal extending over the outlet arm of the trap:

Capillary attraction

The top cover and the manhole of a septic tank usually extended above the surface of the ground to overcome surface water infiltration

5 cm

It is a compartment in the septic tank for the settlement of floating or suspended matters, sand debris and any excessive amount of grease or oil from sewage:

Sedimentation chamber

A septic tank is water tight receptacle for which sewage is digested than a biological action mainly by microorganism such as

Anaerobic bacteria

The retention period or the time for which suspended matters in septic tank would settle and stabilize is:

24 hrs

The soil branch must be slope at a grade so that waste content is given a flow of pipe velocity to assure a self-scouring condition and lessen the possibility of seal loss stoppage and retarded flow:

¼ inch per foot

The cold-water supply is delivered into the hot water-tank by means of a boiler tube; this tube has a hole within 6 inches from the top of the tank, the purpose of which is to serve as:

dip tube

What vent pipe installation in the building which has no connection whatsoever with the plumbing fixture

Exhaust pipe

Water closets shall be computed as ____fixture units when determining septic tank size

Galvanized wrought iron or galvanized steel pipe shall not be used underground and shall be kept at least ____ above ground.

152 mm

One fixture unit is equivalent to

1 cu.ft./min

For assembly places for public use, how many water closets are required if the capacity is 115 males?

For assembly places for public use, how many urinals are required if the capacity is 115 males?

There shall be a minimum of ______drinking fountains per occupied floor in schools, theater, auditoriums, dormitories, offices or public building

Drains in gutters in public shower rooms shall be spaced not more than___ apart

4.9 m

All shower compartments shall have a minimum finished interior area ______sq.m

0.60 sq. m

Cast iron fitting up to and including 51mm in size, when used in connection with potable water piping shall be_____

Galvanized

Water pipes shall laid a minimum of ______ above the sewer or drainpipe

0.30 mm

No building water service pipe shall be less than _____in diameter

19 mm

Shower head used in private has ___water supply fixture unit

Clean-outs shall be provided at every ____ length or a fraction thereof

15 m

Clean-out may be omitted on a horizontal drain line less than ____in length

1.50 m

The minimum slope required for 102 mm diameter pipe or larger drainage piping

Vent opening shall terminate not less than ____ from any window, door or any opening

3.0 m

In hospital wards, 1 bath tub or shower shall be provided per ____

20 patients

Lavatories not affected by side walls, with effective opening not greater than 13 mm dia. Has minimum air gap of _____

25 mm

Water supply wells shall be located at least _______ from building sewer

15.2 m

Gate valve used in drainage work having a 102 mm diameter or larger shall have ____bodies

Cast iron

Manhole in septic tank shall be provided with minimum dimension of _____

508 mm

Roof deck strainers shall have a total net inlet area less than ______ times the area of the outlet pipe to which the drain is connected.

Which of the following fitting is not recommended to be used in the change of direction in drainage line?

90 elbow

A private plumbing system is composed of a flush tank water closet, a lavatory, a shower head and faucet. What is the total FU (water supply)?

A pipe fitting, which is threaded on both the inside and the outside so that it can be used to connect two pipes (or other fittings) of different sizes.

Bushing

A pipe made from an alloy containing 85 percent and 15 percent zinc and generally used in local branch lines and in alteration to match existing work.

Brass pipe

A small concrete receptacle between the septic tank and the drain field in which lines of drain tiles extends and which acts as surge tank to distribute the flow of sewage equally to each line of drain tiles

Distribution box

The least expensive but the noisiest water closet; only small amount of standing water-susceptible to fouling, staining and contamination.

Siphon washdown

A plumbing fixture used for washing the middle part of the body, especially genitals. It is also known as the Sitz Bath.

Bidet

Minimum trap diameter for laundry tub

38 mm

It is considered to be the most quiet, most efficient and most sanitary water closet.

Siphon vortex

Minimum trap diameter for shower bath

51 mm

A receptacle attached to a plumbing system other than a trap in which water or waste may be collected for ultimate discharge into the plumbing system

Fixture

Each shower receptor shall be constructed to have a finished dam, curb or threshold of at least _____ mm lower that the outside floor.

25.4 mm

A plumbing fixture usually located in the operating room in a hospital to enable personnel to scrub their hands prior to a surgical procedure; the hot and cold water supply is activated by a knee-action mixing valve or by wrist or pedal control.

Scrub sink

This is less esthetic than aeration but more certain oxidation process. It is commolly used in cooling lower treatment and in addition ozonation has very wide range of treatment application

Ozonation

A pipe within the structure or on the premises which conveys water from the water service pipe or meter to the point of utilization

Water distribution pipe

What is the size of downspout if the rainfall intensity is 100 mm Ɵ(4”) on a 1200 m2 deck roof

150 mm dia

What is the size of horizontal rainwater pipe with 2% slope if the max. rainfall is 100 mm on a 206 m 2

100 mm

How many lavatory shall be installed in a school with 240 male students

What is the size of downspout if the rainfall intensity is 100 mm (4”) if the deck roof is 435 mm 2

100 mm dia

What is required when cast iron pipe and fittings of different sizes are to be joined or connected?

An increaser or reducer

What is the fixture unit of 18 storey dormitory building with 6 bathroom group on every floor with class 2

756

What is the recommended size of service pipe approved by MWSS for a 2 storey residential house?

¾” Ɵ - 19 mm

what is the cause of object desirable taste and odor of water

algae

How does the safety features of a service hot water system works?

Automatically

What is the minimum size of water supply for water closet flush valve type?

1 in

How do you measure the rainfall intensity?

Inches/ hr

YT1 Materials Engineer EXAM

YT1 Materials Engineer EXAM

YT2 Materials Engineer EXAM

YT2 Materials Engineer EXAM

Project Engineer YT 1

Project Engineer YT 1

Project Engineer EXAM

ユーザ名非公開 · 62問 · 13日前

Project Engineer EXAM

62問 • 13日前

Project Engineer EXAM 68

Project Engineer EXAM 68

Project Engineer EXAM 82

Project Engineer EXAM 82

July 2023 PE Refresher

ユーザ名非公開 · 70問 · 13日前

July 2023 PE Refresher

70問 • 13日前

August 2019 Special PE Exam

ユーザ名非公開 · 93問 · 13日前

August 2019 Special PE Exam

RNPCP Chapter 1 to 5

RNPCP Chapter 1 to 5

Plumbing Code 4

Plumbing Code 4

Plumbing Code 5

Plumbing Code 5

Plumbing Code 6

Plumbing Code 6

Plumbing Code 7

Plumbing Code 7

Plumbing Code 8

Plumbing Code 8

Plumbing Code 3

Plumbing Code 3

Sanitation, Plumbing Design, and Installation 2

ユーザ名非公開 · 97問 · 13日前

Sanitation, Plumbing Design, and Installation 2

97問 • 13日前

Sanitation, Plumbing Design, and Installation 1

ユーザ名非公開 · 99問 · 13日前

Sanitation, Plumbing Design, and Installation 1

99問 • 13日前

Sanitation, Plumbing Design, and Installation 3

ユーザ名非公開 · 96問 · 13日前

Sanitation, Plumbing Design, and Installation 3

96問 • 13日前

Sanitation, Plumbing Design, and Installation 4

ユーザ名非公開 · 95問 · 13日前

Sanitation, Plumbing Design, and Installation 4

95問 • 13日前

Sanitation, Plumbing Design, and Installation 5

ユーザ名非公開 · 97問 · 13日前

Sanitation, Plumbing Design, and Installation 5

97問 • 13日前