WorksheetsPLUMBING-PRACTICE PROBLEMS
Total questions: 112
Worksheet time: 59mins
Which of the following plumbing code in USA does the National Plumbing Code of the Philippines was being patterned for?
Standard Plumbing Code
ASPE Code
Uniform Plumbig Code
International Plumbing Code
The appropriate sealant that will be used to cover void spaces between pipes and sleeves through concrete floors in the ground
Bitumen
Epoxy
Grease
Putty
What is the shape for the signage for women's comfort room in order to aid visually impaired women readilty whether a washwoom is for men or women?
Circle
Rectangle
Triangle
Square
What is the maximum height should a watercloset have if it is intended for a disabled person
0.40 m
0.50 m
0 .45 m
0 .35 m
When shall the installation of plumbing equipment to supply building or structures from existing water supply system only be allowed to?
Whenever the water supply is scantity available
If the water demand is inadequate
When there is always water in the main
When water is not available in the vicinity
What is the minimum dimension for a turning space in a water closet stall intended for disabled persons?
2 m
1.2 m
1 m
1.5 m
Whatis the minimum pipe size of the standpipe if the highest outlet is located 23 m orless above the fire service connection?
3 in
6 in
5 in
4 in
When permitted by DENR, which of the following below is NOT used as a basis in determining the type of the private sewage disposal system to be used?
Soil porosity
Ground water level
Number of occupants
Location
Where should the overflow pipe lead for overhead tank on buildings?
Soil stack
Scuppers
Storm drain
Gutter
What installation standard is followed in joining plastic pipe and fittings by solvent cement?
ISO
ANSI
IAPMO
ASHRAE
Whenever pipings is pressurized by a pump or ejector , what kind of pipe should not be used in the excreta dfrainage system?
Vitrified clay pipe
Hubless cast iron
Galvanized wrought iron
None of these
What shall be the issues Administrative Authority for the construction of a part of s large and/or complicated plumbing system before the entire plans and specifications for the whole system have been submitted or approved?
Restraining order
Partial permit
Summon
Evaluation sheet
What is the minimum diameter of vent pipe is allowed in the revised code?
1 in
1 1/4 in
2 in
1 1/2 in
What kind of cleanout plugs that will be installed in case where iraised heads may caused hazards tk passing the personnel or vehicles
Depressed
Countersunk
Embedded
Recessed
Who has the power yo remove any member of the noard of master plumbers for neglect of duty, incompetence, malparactice and unprofessional or dishonorable coduct?
President of the Philippines
Civil Service Commissioner
Cairman of PRC Commissioners
Commission on Appointments
Unless prohibited by structural conditions, what is the reference of each vertical vent pipes before offsetting horizontally to join the stack or vent stack?
Invert or trap
Air gap of fixture
Water level inside the trap
Highest flood level rimof the fixture
What is the minimum age requirement for an appointee to become a member of the board of aster plumbers?
30 yrs old
28 yrs old
32 yrs old
35 yrs old
What is the minimum pipe size of the standpipe if the highest outlet is located more thsn 23 m above the fire service connection?
3 in
6 in
5 in
4 in
What shape of signage is shown for mens showroom?
Square
Circle
Triangle
Rectangle
What congress of the republic of the philippines apprived after the third reading rep. Act 1378 otherwise known as the plumbing code od the philippines?
Third congress
Sixth congress
Second congress
Fifth congress
What type of pvc female screws for water pipong is prohibited under the cide?
Tapped
Job fabricated
Seamless
Schedule 20 screws
What is the minimum horizontal clear distance from the septic tank to the property line of the adjoining private property?
1 m
1.2 m
1.5 m
1.8 m
According to the fire code of the philippines, what is the required slope of allhorizontal runs of dry standpipes system for the purpose of drawing?
10%
20%
5%
2%
Under the accessibility law, what is the minimum area of water closet stalles?
1.7 x 1.8 m
2x2 m
1.5 x 1.8 m
1.2 x 2 m
What is the maximum water pressure must stand pipe fittings and connections must with stand to when ready for service?
21 kg/cm²
3r kg/cm²
15 kg/cm²
8 kg/cm²
The following are the data required whenever a registered master plumber sign the blueprint of the building plan except
Date of prc registration
PTR Date
Registration expiry date
None of these
What portion of the trap should the vent pipe opening will not go belowe from the a soil or waste oipe?
Slip joint
Weir
Sleeve
Seal
According to batas pambasa blg.344, what type of urinal should be provided for disabled persons?
Wall-hung type
Pedestal type
Trough type
None of these
What is the type of siamese connection that all 125-mm dry standpipes shall be equipped with?
Three-way
Two-way
Four-way
One-way
The minimum requirement for the slope of horizontal drainage pipes between manholes is?
2%
2 2/1 %
3%
4%
In sizing the grease interceptors, four elements are being used. Two of these elements are number of meals per peak hour and the waste flow rate. What are the other two elements?
Slope and retention time
Storage factor and time and concentration
Retention time and storage factor
Precolation rate and time of concentration
For new, additional or altered plumbing installation not exceeding 20 units, the building codesrated that a licensed master plmber could sign and affix his seal on the following engineering documents except
Plumbing plan and layout
Design analysis and plans of the original installation
Ometric drawing
Guide specifications and bill of materials
For the hot and cold water distribution systemm on what side should hot water supply be placedin combination fittings?
Left
Right
Center
None of these
What is the minimum number of years of experience must a registered master olumber before he can be a technical staff of a building office?
One year
Three years
Two years
Five years
Except for plastic piping system, hot and cold water piping may be tested with
50 psi of the working pressure of the water in the system for atleast 15 minutes
100 psi air for at least 15 minutes
35 psi air for at least 15 minutes
40 psi air or 150 psi water for 10 minutes
To allow cleaning of the soil and waste line each cleanout should be installed
In the direction of flow
Opening upward
Vertically above flow line
All of these
The building code stated that all dry standpipe outlets shallge equipped with valves having substantial chains. What kind of valve is this?
Check valve
Globe valve
Gate valve
Ball valve
Which of the following is not considered as suds-producing fixture?
Kitchen sink
Bath tub
Washing machine
Bidet
What kind of comcealed connections on fixtures that it is required to provide an access panel or utiity at least 0.30 m in its least dimension for easy inspection and repair?
Slip joint
Ball and socket
Hubbles
Flange
Unless erving sunks or urinals, cleanouts may be omitted on anhorizontal drain line that is
Equal to 2 meters
Greater than 2 meters
Lss than 1.5 meters
None of these
Within how many days upon the approval of rep. Act no 1378 does it require to have a board of examiners for master plumbers formed?
Thirty days
Forty five days
Sixty days
Fifteen days
According to the code, the design of roof gutters is based on the maximum roof area. What is the shape of the guyter does the design table for storm seweris being use to?
Circular
Rectangular
Ovate
Semi-circular
What government agency is tasked to set the criteria in the discharge of sanitary sewage from buildings or pretreated industrial wastewater directly into the nearest sanitary sewer main?
National pollution control commission
Dept of environment and natural resources
Dept of healt
Dept of public works and highways
What is the maximum distance as where supports of vertical cast iron soil pipes are made?
Every 3 m
Every meter
Every storey
Every joint
In the water test of the entire plumbing system all opening should be tightly closed except at
Producing cleanouts
Highest opening
Stack vent
Bleeders
What is the minimum of approved slip joints fittings maybe usedon the outlet side of the trap
Three
Two
None
One
If the discharge of a fixture or drain may contain solids or semisolids heavier than water that would be harmful to the drainage system or caused stoppage within the system, when the discharge must pass first?
Sand interceptor
Screen wire mesh
Wooden baffle
What is the standard specification must all pipe materials must conform to
Product standard of the philippines
Internationsl producers standard
Philippine standard council
Department of trade and industry
Aside form galvanized steel, what is tge other material for dry standpipe that the building code allows?
PVC pipe
Wrought iron
PE pipe
Brass
For at least how many working days shall a required for inspection of the plumbing works be filed before such inspection be intended?
7 working days
5 working days
3 working days
10 working days
What is the fee if an expired plumbing permit is renewed?
P 150.00
Equal to the original fee
Double of the original fee
1/2 of the original fee
Who is empowered to administer the provision of rep act 1378?
Office of the pres
Conress of the phil
The board of examiners for master plumbers
PRC
If a septic tank has a compartment that exceed 3.7 m in length, what should be the additional requirement?
An additional manhole
Increase the size of the leaching chamber
Increase the number of compartments
Baffle wall is added
What institution standard used as a reference for joining pipes
ASSE
ASPE
ANSI
IAPMO
One of the code of ethics for master plumber staes "take advantage of a salaried______ position to complete unfairly with a practicing master plumber. What is the missing word?
Higher
Government
Private
Competent
If ever pipes are to pass through masonry by using pipe sleeves, how far must each pipe be from each other?
Minimum of three dia, center to center
Minimum of three dia flushed from each hole
Minimum of 0.15 m on centers
Maximum of two dia on centers
Under what law did plumbing became a duly recognized profession by the philippine government
National plumbing code of the phil 1959
Tydings mcduffie act of 1905
Jones law of 1907
Republic act 1378
Of the four subjects given for master plumbers examination, which of this subject was originally split into two subject?
Practical problems
Design and installations
Plumbing code
Plumbing arithmetic
What can a vertical piping be considered to be wet vented?
Between openings of vent pipes
Between any two consecutive inlet levels
On stack vent
When serving two water closets at different level
What should be done whenever a partition contains some piping and runs parallel to the floor joist underneath?
Notching should be introduced into the joist
Adjust the joist yo make it perpendicular with the direction of pipe
Space the joist wider to accommodate the pipe
Double the joist
A fitting for lead caulked joint that is prohibited when in vertical position
Single hub
Double hub
Diuble tapped tee
All of these
Who is the first charter president of NAMPAP
Antonio Mansueto Sr.
Cornelio G. Odvina
Jesus TAnghal Dera
Catalino C. Casupanan
Wet venting is applied whenever
There are 1 or 2 fixtures at every level
Fixtures are of the same level
Fixtures are not vented individually
None of these
How does a pneumatic tank be designed to supply adequate water pressure in all floors of a building that willbe in a ccordance with the building code?
Twice the maximum totsl dynamic pressure required
Equal to the total water supply fixture units
Twice the total demand per capita
Equal to the total dynamic head and minus all the headloss
Where practical, all pipes from fixtures shall be run in what direction with respect to the nearest wall or building line?
Offset
Parallel
Across
Perpendicular
Within hiw many meters away shall unions be installed from regulating equipment, water heater, conditioning tank and similar equipment which require removal for servicing or replacement?
2 ft
1 m
5 ft
0.3 m
Drainage piping serving fixtures located below the crown level of the main sewer shall discharge into an approved water tight
Septic tank
Sump
Cesspool
Leaching tank
In the excreta drainage system, which of the following pipe materials should not be used underground?
Vtrified clay pipe
Hubbles cast iron
Galvanized wrought iron
None of the above
NAMPAP is a professional organization of registered master olumber under PRC. What is the PRC accreditstion number of NAMPAP?
10
14
18
12
In accordance to the building code, what must be provided in addition to deptic tanks by building located areas where there is no sanitary sewage system whenever they will dispose their waste?
Baffle plate
Subsurfsce absorption filed
Imhoff tanks
Settling chamber
What kind of septic tank is prohibited?
Concrete
Steel
Plastic
Wooden
What is the minimum height of raised letters on an iron or bronze sign that will read " CONNECTION TO DRY STANDPIPE"?
20 mm
1/4 inch
25 mm
30 mm
The ff are ground for non-issuance of the certificate of registration by the board of master plumbers except
Convicted by court for any criminal offense
Of unsound mind
Guilty of immoral or dishonorable conduct
Failure to pay the required fees
To what provision does the design, construction, and operation of deep well for the abstraction of ground water will have to follow?
NPCP
Nstional standards for drinking water
Water code of the phil
Code of sanitation
Who among the board examiners is not a signatory to prc resolution 04 that request for the adoption and promulgation of the revised national plumbing code of the phil in 1999?
Imelda Perez
Aida Emely Luz
Fortunato Amosco
Jesus Pacheco
What is the minimum floor area in every storey which is used for habitstion, recreation, dining, study of work and which has an occupied load of not more than 20, wherein a standard automatic extinguishing system is a
300 sq.m
200 sq.m
400 sq.m
500 sq.m
Which of the ff could be omittdd if the trap arm changes direction that does not exceed 90 degress?
Wye
Cleanout
Long sweep
Combination of 1/8 bend and wye
What is the maximum allowable lead content of pipe and fitting for potable piping system?
0%
2%
5%
8%
Which of the ff is prohibited fixture inside a public toilet room?
Faucet
Drinking fountain
Slop sink
Bidet
Aside from bell and spigot, B&S in the code means
Ball and Socket
Browning and Smith
Butt and Soldered
Brown and Sharp
A plumbing permit shall expire and become null and void if the plumbing work authorized therein if not started for how many days?
30 days
45 days
100 days
365 days
Building sewers shallbe tested by completely filling the sewer with water from the
Lowest to the highest point
Lowest to atleast ground level
Lowest at least a 10-foot head
Lowest to at least a 5 foot head
What is the minimum number of water closet ina floor level wherein you have to provide 1 water closet for disabled persons as provided by batas pambansa blg 344? In excess of this number you have to provide 2.
12
15
20
10
A stack, as defined in the code is
Thr main vent
Any vertical vent
The horizontal main of soil, waste or vent stack
The vertical main of soil, waste or vent piping that extends one or more stories
According to the the building code of the phil, what is rsnge in height above grade should the siamese fire department connection be installed
30 cm to 1.2 m
60 cm to 1.5 m
80 cm to 1.8 m
50 cm to 1.0 m
For howmany days shall the revised national plumbing code will take effect following its complete publication in the official gazette
100 days
60 days
50 days
30 days
Which of the ff is not included in a plumbing unit?
Water meter
Floor drain
Urinal
Laundry tray
What is the maximum length of the fire hose that shall be equipped on wet standpipes?
12m
23 m
17 m
25 m
PD No. 1185 is another law that master plumbers used as their guide in the practice of the plumbing profession. What is PD No.1185?
Accessibility law
Fire code of the phil
Water code of the phil
Code of sanitation
Except on what fixture does the vent pipe opening from the soil or waste pipe must not be below the weir of the trap
Lavatory
Kitchen sink
Bath tub
Water closet
The coverof gravity tanks shall be vented using a screened
Return bend pipe
Upright pipe
Horizonral nipple
All of these
How many units do the controversial article 3.2.2.2 of PD 1096 otherwise known as national building code limits the practice of master plumber?
20
10
5
50
In irder as not to impede the movement of a person in wheel chair and to have a convenient access on the lavatory, what is the allowable knee recess vertical clearance that will be provided?
0.5 to 0.8 m
0.6 to 0.8 m
0.4 m to 0.70 m
0.60 to 0.70 m
Eho is the current chairman of the board of examiners for master plumber?
Fortunato Amusco
Virgilio Simbulan
Jessie Mariano
Valerin Maogila
In what year did NAMPAP was incorporated as s professional organization?
1935
1956
1946
1968
Which of the ff is the primary basic for sizing vertical rainwater pipingin the revised national plumbing code?
Intensity of rainfall
Wind direction
Slope of roof
Roof area
Aside from the number of fixture units connected to it, the size of the vent piping is determined by its
Number of inlets
Length
Discharge
Loading
Where the number of water closets in a floor level exceeds 20, how many of these shall be provided to the disabled persons?
1
2
3
4
A type of drainaage and benting system with universal branch line that is prohibited
Single
Dual
Dependent
Alternate
For a vertical drainage linenthat is installed to be truly in vertical position, what is the allowed degree of the branch to be used?
10
45
30
60
What is the PRC resolution number is issued by the board of master plumbing for the adoption and promulgation ofthe revised national plumbing code of the phil?
Res. no 2
Res no.1378
Res no. 4
Res no. 962
Who is authorized to issue rules and regulations to carry intoeffect the objectives of rep act 1378?
Board of master plumbers
Congress of the phil
President of the phil
Professional regulation commission
What is the minimum allowable interval for the support of plastic pipes when installed vertically
2 ft
5 ft
1 m
1.5 m
Who shall set the criteria for the quality of drinking water from meteoric, surface or underground sources?
National water resources board
Department of health
National standards for drinking water
Department of environment and natural resources
Who was awarded as the most outstanding registered aster plumber for the year 2011?
Dave Vela
Alberto Azarcon
Alberto Cabael
Thelma Cardente
What is the minimum total net inlet areaof roof deck drains on roof deck used as sun decks and parking decks?
Equal to the area of the outlet pipe
Equal to 4 times the area of the outlet pipe
Equal to 2 times the area of the outlet pipe
Equal to 1 1/2 times the area of outlet pipe
According to article 3.2.2.2 of PD 1096 what scope of work in plan preparation for new sanitary installations with more than 20 units does a sanirary engineer differs with a registered master plumber?
Det. all drawings of septic tanks in the absence of disposal field
Sanitary plan, layout and details
Cost estimate
Isometric drawings of roughing in
What kind of joint is not allowed in cast iron pipe
Welded
Threaded
Soldered
Ball and Spigot
What is the name of the professional organization for the registeeed master plumbers here in the phil?
National association of master plumbing of the phil
National association of master plumbers of the phil
National master plumbers association of the phil
National master plumbing association of the phil
What is not needed to be installed when a combination standpipe system is installed in accordance with the fire code?
Dry standpipe
Wet standpipe
Sprinkler system
Siamese connection
Article 3.2.2.2 of PD 1096 A
actually allows a registered master plumber to sign and seal plans for new sanirary installation sof more than 20 plumbing units. Aside from being a registered master plumber, what is the other requirement that you must have before you can sign and seal it?
A registered engineer
An engineering graduate
Having a minimum experience of 5 years
Member of NAMPAP
In 1966-1969, the board of master plumber and NAMPAP prepared a curriculum for plumbing engineering and approved by the department of educ. What was the first school that inteoduced the plumbing engineering curriculum?
FEATI University
University of the phil
Mapua institute of technology
National university
