Plumbing Code For Philippines Quiz
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Can you name the following questions about plumbing code? Test your knowledge on this plumbing quiz to see how you do and compare your score too.
- 1.“Size of water piping shall be based on the total _________
- A.
Water consumption
- B.
Water demand
- C.
Water potability
- D.
None of the above
- 2.Water closet bowls for________ use shall be elongated bowl types equipped with open-front seats.
- A.
Public
- B.
Private
- C.
Government
- D.
None of the above
- 3.Wastewater drain for _________ cupsink at church altar & baptisteries font outlet shall discharge direct to the ground & not connected to any sanitary or drainage system.
- A.
Holy sink
- B.
Lavatory
- C.
Baptismal shrine
- D.
Sacrarium
- 4.
- A.
A clear height of 0.6m above the pipe & shall be limited in length to 1/2 the depth of the trench.
- B.
Driven pipes shall have at least one pipe size larger than the pipe to be laid
- C.
Shall be back-filled in thin layers of 0.3m above the top of the pipe with clean earth which shall not contain stones, boulders, cinders or other materials which can damage or break the pipes or cause corrosive action.
- D.
None of the above
- 5.
- A.
Effective opening
- B.
Effective depth
- C.
Effective area
- D.
Effective invert
- 6.Suspended cast iron soil pipe shall be supported at not more than ____m intervals, except that pipe exceeding 1.5m length may be supported at not more than _____m intervals. Supports shall be adequate to maintain alignment & to prevent sagging & shall be placed within 0.45m of the hub or joint.
- A.
1.5/ 3
- B.
1.5/ 4
- C.
3/ 1.5
- D.
4/ 1.5
- 7.No water closet or bidet shall be set closer than ______m from its center to any side of the wall or obstruction or closer than ______m center to center to any similar fixture.
- A.
.375 / 0.75
- B.
.375 / 0. 70
- C.
.40 / 0.70
- D.
.50 / 0.60
- 8.
- A.
Stiff aluminum or wooden backing
- B.
Stiff metal or wooden backing
- C.
Stiff plastic or metal sheet
- 9.Fixtures having concealed slip joint connections shall be provided with an access panel or utility at least ______m in its least dimension for inspection & repair.
- A.
0.30
- B.
0.20
- C.
0.10
- D.
0.40
- 10.
- A.
551
- B.
552
- C.
553
- D.
554
- 11.drains shall have a waterway equivalent area of the “tailpiece” – meaning, the sum of all the areas of the perforation of the strainer is equivalent to the outlet area.
- A.
Strainers serving bathub
- B.
Strainers serving shower
- C.
Strainers serving lavatory
- D.
None of the above
- 12.Copper Tubing - shall be supported at approximately ________m intervals for piping 38mm diameter & smaller & _______m intervals for piping 51mm & larger in dia.
- A.
1.8/ 3.0
- B.
1.9/ 3.5
- C.
1.5 / 2.5
- D.
None of the above
- 13.Continuous waste fixture tailpiece connections were exposed or accessible may be of seamless drawn brass not less than Ga. 20 B&S or ______mm thk.
- A.
0.90
- B.
0.80
- C.
0.70
- D.
0.60
- 14.All porcelain enamel surfaces on plumbing fixtures shall be __________
- A.
Mold resistant
- B.
Acid resistant
- C.
Corrosion resistant
- D.
None of the above
- 15.All pipe determinations shall be based on eighty percent (___) the reduced pressure.
- A.
70%
- B.
60%
- C.
80%
- D.
90%
- 16.______________ must be supported at least every other joint except that when the developed length between supports exceeds 1.2m, they shall be provided at each joint.
- A.
Couplings and compression joints
- B.
Hubless or compression gasket joints
- C.
Caps and plugs
- D.
None of the above
- 17.____________ - shall be supported by stiff metal or wood backing with hangers in its entire length for small-size tubings up to 38mm diameter & without backings but with spaced metal hangers at approved spacing for larger-size tubings.
- A.
Steel tube
- B.
Plastic tube
- C.
Aluminum tube
- D.
Concrete tube
- 18.________ m max
- A.
61
- B.
62
- C.
63
- D.
64
- 19.If water closets or other plumbing fixtures are installed in the buildings where there is no sewer within a reasonable distance, suitable provision shall be made for disposing of the building sewage by some accepted method of sewage treatment and disposal, such as ______________
- A.
WASTE TANK
- B.
SEPTIC TANK
- C.
SEWAGE DISPOSAL SYSTEM
- D.
NONE OF THE ABOVE
- 20.Drainage pipes shall be run in practical alignments & at a uniform slope between manholes of not less than ______________ toward the point of disposal.
- A.
20mm/m or 2%
- B.
30mm/m or 3%
- C.
40mm/m or 4 %
- D.
10mm/m or 1 %
- 21.Changes in direction of piping shall be made by the use of approved pipe fittings & shall be the angles presented by the following except
- A.
22 ½ degrees bend
- B.
45 degrees bend
- C.
60 degrees bend or other approved fittings of longer sweeps
- D.
30 degress bend
- 22.All piping of plumbing systems shall be of durable ____________-APPROVED materials, free from defective workmanship, designed and constructed by Registered Master Plumbersto ensure satisfactory service.
- A.
NAMPAP
- B.
DILG
- C.
DPWH
- D.
DENR
- 23.
- A.
AIR SEPARATION
- B.
AIR BREAK
- C.
AIR DEVISOR
- D.
NONE OF THE ABOVE
- 24.
- A.
BRANCH INTERVAL
- B.
INTERVAL
- C.
BRANCH
- D.
LENGTH
- 25.
- A.
1,2
- B.
1,1
- C.
2,1
- D.
2,3
- 26.
- A.
45 wye branches
- B.
Combination wye & 1/8 bend branches
- C.
30 wye bend
- D.
Or other approved fittings of longer sweeps.
- 27.
- A.
45 wye branches
- B.
Combination wye & 1/8 bend branches
- C.
Or other approved fittings of longer sweeps.
- D.
30 wye bend
- 28.Birth of plumbing profession in the Philippines
- A.
INTRAMUROS
- B.
BARASOAIN
- C.
BATAAN
- D.
CEBU
- 29.
- A.
45 wye branches
- B.
Or other approved fittings of longer sweeps.
- C.
60 degree branches or offsets (only for pipes installed in true vertical position
- D.
45 degree branches
- 30.
- A.
Double hub fitting for leak-caulked joint in vertical position
- B.
Single or double tee branch
- C.
Single or double tapped tee branch
- D.
Side inlet quarter bend, Running thread, band or saddle
- E.
All of the above
- 31.
- A.
Single hub sanitary tapped tee
- B.
Double hub sanitary tapped tee
- C.
Triple hub sanitary tapped tee
- D.
None of the above
- 32.
- A.
Plumbing unit
- B.
Plumbing fixtures
- C.
Plumbing system
- D.
Plumbing minimum
- 33.
- A.
GI soil pipe
- B.
Cast iron soil pipe
- C.
PVC soil Pipe
- D.
None of the above
- 34.
- A.
SINK
- B.
LAVATORY
- C.
BASIN
- D.
NONE OF THE ABOVE
- 35.fixture directly connected to the drainage system shall be equipped with a ________.
- A.
VENTILATING SYSTEM
- B.
WATER-SEALED TRAP
- C.
SOIL PIPES
- D.
WASTE PIPES
- 36.
- A.
100 mm
- B.
102 mm
- C.
101 mm
- D.
104 mm
- 37.Water pipes & fittings with a lead content that exceed ____ shall be prohibited & shall not be used in potable piping systems.
- A.
8%
- B.
9%
- C.
10%
- D.
11%
- 38.Water Closet & Urinal Tanks shall be equipped with a listed ________ & shall be installed with the critical level at least 25mm above the full opening of the overflow pipe.
- A.
Corporation cock
- B.
Gatevalve
- C.
Ballcock
- D.
None of the above
- 39.THE TOTAL NUMBERS OF SET OF SANITARY/ PLUMBING PLANS REQUIRED BY THE BUILDING OFFICIAL WHEN APPLYING FOR PERMIT
- A.
4
- B.
5
- C.
3
- D.
6
- 40.THE SANITARY AND PLUMBING PERMIT WILL BE REVOKE IF THE PROJECT HAS BEEN ABANDONED OR SUSPENDED FOR HOW MANY DAYS
- A.
120
- B.
60
- C.
30
- D.
100
- 41.
- A.
Fixture Units FU
- B.
Fixture drain FD
- C.
Fixture Trap FT
- D.
None of the above
- 42.The minimum airgap for Effective openings not greater than 25mm in diameter. affected by walls
- A.
2 times diameter of effective opening
- B.
4 times diameter of effective opening
- C.
5 times diameter of effective opening
- D.
3 times diameter of effective opening
- 43.The minimum airgap for Effective openings
- A.
3 times diameter of effective opening
- B.
2 times diameter of effective opening
- C.
4 times diameter of effective opening
- D.
5 times diameter of effective opening
- 44.THE MINIMUM HEIGHT REQUIRED FROM THE FINISH GRADE LINE THE SIAMESE INLET CONNECTION OF A STANDPIPE
- A.
2.0 M
- B.
1.2 M
- C.
1.5 M
- D.
2.5 M
- 45.The minimum air gap for Over rim bath fillers & other fixtures with effective openings not greater than 25mm in diameter. affected by walls
- A.
76mm
- B.
77mm
- C.
78mm
- D.
79mm
- 46.The minimum air gap for Over rim bath fillers & other fixtures with effective openings not greater than 25mm in diameter. not affected by walls
- A.
54mm
- B.
53mm
- C.
52mm
- D.
51mm
- 47.The minimum air gap for Lavatories & other fixtures with effective openings not greater than 13mm in diameter if not affected by wall
- A.
25
- B.
24
- C.
23
- D.
22
- 48.The minimum air gap for Lavatories & other fixtures with effective openings not greater than 13mm in diameter if affected by walls
- A.
36mm
- B.
37mm
- C.
38mm
- D.
39mm
- 49.The minimum air gap for Sinks, laundry trays, goosenecks bath faucets & other fixtures with effective openings not greater than 19mm in diameter. if not affected by wall
- A.
40mm
- B.
39mm
- C.
38mm
- D.
37mm
- 50.The minimum air gap for Sinks, laundry trays, goosenecks bath faucets & other fixtures witheffective openings not greater than 19mm in diameter. if affected by wall
- A.
56mm
- B.
57mm
- C.
58mm
- D.
59mm
- 51.THE EXPIRATION OF THE PERMIT FOR SANITARY / PLUMBING WILL BE EXPIRED AFTER HOW MANY YEARS FROM THE DATE OF ISSUANCE
- A.
2
- B.
1
- C.
1.5
- D.
3
- 52.THE DRAWINGS, SPECIFICATION, CALCULATIONS AND ETC FOR PLUMBING / SANITARY PERMIT WILL BE SIGNED BY A a Registered & Licensed
- A.
DRAINAGE ENGINEER
- B.
MASTER PLUMBER
- C.
SANITARY ENGINEER
- D.
ARCHITECT
- 53.Restaurant kitchen & other special-use sink may be made of approved-typed sheet steel not less than Ga.16 U.S. B&S or 1.6mm thk.
- A.
Bonderized & galvanized
- B.
Aluminum
- C.
Steel
- D.
None of the above
- 54.No urinal shall be set closer than _________m center to center
- A.
0.70
- B.
0.60
- C.
0.50
- D.
0.65
- 55.No building sewer or other drainage pipings or part thereof, constructed of materials other than that approved for use under or within the building, shall be installed under or within _____ m of any building or structure, nor less than 0.3m below the finish ground surface
- A.
0.60
- B.
0.40
- C.
0.30
- D.
0.20
- 56.
- A.
21
- B.
20
- C.
25
- D.
19
- 57.Inadequate water pressure – water pressure less than _____ Kpa
- A.
103
- B.
104
- C.
105
- D.
106
- 58.In Screwed Pipe - IPS shall be supported at approximately _______m intervals for piping 19mm diameter & smaller & _______m intervals for piping 25mm & larger in diameter.
- A.
3.5 / 3.0
- B.
3.0 / 3.5
- C.
3.6/ 3.0
- D.
3.0 / 3.6
- 59.In Ground - piping buried on the ground shall be laid on the ______ for its entire length, except where concrete cradle support is provided which is adequate & approved by the Administrative Authority.
- A.
Firm bed
- B.
Strata
- C.
Compacted earth
- D.
None of the above
- 60.For EXCRETA DRAINAGE SYSTEM No Vitrified Clay Pipes or Fittings for building drain or sewer shall be used above ground or whenever piping is pressurized by a pump or ejector. They shall be kept ______m below finish ground level.
- A.
0,30
- B.
0.40
- C.
0.50
- D.
0.60
- 61.For EXCRETA DRAINAGE SYSTEM No Galvanized Wrought Iron or Galvanized Steel Pipe shall be used underground & shall be kept at least _____mm above ground.
- A.
155
- B.
152
- C.
153
- D.
154
- 62.For vertical piping, Screwed Pipe - Iron Pipe Size (IPS) shall be supported at not less than every other storey
- A.
Drift
- B.
Height
- C.
Level
- D.
Dimension
- 63.For vertical piping, _________ - shall be supported at each storey or at a maximum intervals of 3m o.c.
- A.
Lead tubing
- B.
Copper tubing
- C.
Steel tubing
- D.
G.i. tubing
- 64.For vertical piping, cast iron pipes- Bell & Spigot & Hubless pipe shall be supported at_____ or closer.
- A.
Every 2 storey
- B.
Every storey
- C.
Every 3 storey
- D.
Every 4 storey
- 65.FOR THE SET OF SANITARY/ PLUMBING PLANS REQUIRED BY THE BUILDING OFFICIAL WHEN APPLYING FOR PERMIT HOW MANY SET OF DRAWINGS WILL BE RETURNED ON THE APPLICANT
- A.
1
- B.
2
- C.
3
- D.
4
- 66.FOR THE SET OF SANITARY/ PLUMBING PLANS REQUIRED BY THE BUILDING OFFICIAL WHEN APPLYING FOR PERMIT HOW MANY SET OF DRAWINGS WILL BE PROVIDED FOR THE ADMINISTRATIVE AUTHORITY
- A.
1
- B.
4
- C.
3
- D.
2
- 67.FOR THE SET OF SANITARY/ PLUMBING PLANS REQUIRED BY THE BUILDING OFFICIAL WHEN APPLYING FOR PERMIT HOW MANY SET OF DRAWINGS WILL BE KEPT IN THE JOB SITE
- A.
2
- B.
3
- C.
1
- D.
4
- 68.Fixture unit Lawn Sprinklers (standard type, each head)
- A.
1
- B.
2
- C.
1.5
- D.
2.0
- 69.Fixture unit Water Closet (economical flush) private use
- A.
5
- B.
4
- C.
3
- D.
2.5
- E.
2
- 70.Fixture unit of Urinal (stall & wall)
- A.
5
- B.
4
- C.
3
- D.
2
- 71.Fixture unit of Urinal (pedestal or similar type)
- A.
10
- B.
15
- C.
12
- D.
9
- 72.Fixture unit of Urinal (flush tank)
- A.
2
- B.
3
- C.
4
- D.
5
- 73.Fixture unit of Water Closet (flush tank & flushometer-tank),Hose Bibb or Sill Cock (standard type) private use
- A.
2
- B.
3
- C.
4
- D.
5
- 74.Fixture unit of Water Closet (flush tank & flushometer-tank),
- A.
5
- B.
4
- C.
3
- D.
2
- 75.Fixture unit of Water Closet (economical flush) public use
- A.
5
- B.
4
- C.
3
- D.
2
- 76.Fixture unit of Mobile Home (each)-temporary facilities
- A.
5
- B.
6
- C.
7
- D.
8
- 77.Fixture unit of Bidet, Bathtub(With or Without Shower Over),Laundry Tub or Clothes Washer (each pair of faucets), Shower (each head), Sink or Dishwasher private use
- A.
2
- B.
3
- C.
4
- D.
5
- 78.Fixture unit of bidet, Bathtub(With or Without Shower Over),Laundry Tub or Clothes Washer (each pair of faucets), Shower (each head), Sink or Dishwasher public use
- A.
2
- B.
3
- C.
4
- D.
5
- 79.Fixture unit Bar Sink, Drinking Fountain, Lavatory private use
- A.
1
- B.
2
- C.
1.5
- D.
2.5
- 80.Ficture unit Bar Sink, Drinking Fountain, Lavatory public use
- A.
1
- B.
2
- C.
1.5
- D.
2.5
- 81.EXCRETA DRAINAGE SYSTEM what piping installations shall be used in high rise buildings
- A.
ABS Acrylonitrile-Butadiene-Styrene
- B.
PVC (POLYVINYL CHLORIDE)
- C.
Vitrified clay pipe
- D.
A,b
- E.
B,c
- 82.Consists of two independently acting internally or externally loaded check valves, four properly located test cocks with connectors & two isolation gate valves.
- A.
ATMOSPHERIC VACUUM BREAKER (AVB
- B.
DOUBLE CHECK VALVE BACKFLOW PREVENTION ASSEMBLY (DC)
- C.
PRESSURE VACUUM BREAKER BACFLOW PREVENTION ASSEMBLY (PVB)
- D.
None of the above
- 83.Consists of two independently acting internally loaded check valves, a differential pressure relief valve, four properly located test cocks & two isolation gate valves.
- A.
PRESSURE VACUUM BREAKER BACFLOW PREVENTION ASSEMBLY (PVB)
- B.
REDUCED PRESSURE PRINCIPLE BACKFLOW PREVENTION ASSEMBLY (RP)
- C.
ATMOSPHERIC VACUUM BREAKER (AVB
- D.
DOUBLE CHECK VALVE BACKFLOW PREVENTION ASSEMBLY (DC)
- 84.Consists of a loaded air inlet valve, an internally loaded check valve, two properly located test cocks & two isolation gate valves.
- A.
ATMOSPHERIC VACUUM BREAKER (AVB
- B.
DOUBLE CHECK VALVE BACKFLOW PREVENTION ASSEMBLY (DC)
- C.
PRESSURE VACUUM BREAKER BACFLOW PREVENTION ASSEMBLY (PVB)
- D.
None of the above
- 85.Consist of a body, a checking member & an atmospheric opening.
- A.
ATMOSPHERIC VACUUM BREAKER (AVB
- B.
DOUBLE CHECK VALVE BACKFLOW PREVENTION ASSEMBLY (DC)
- C.
PRESSURE VACUUM BREAKER BACFLOW PREVENTION ASSEMBLY (PVB)
- D.
None of the above
- 86.All pipings passing under or through walls shall be protected from breakage with embedded ________________.
- A.
Concrete pipe metal sleeves
- B.
Pvc pipe sleeves
- C.
Metal pipe sleeves
- D.
None of the above
- 87.All pipes passing through or under cinders or other corrosive materials shall be protected from external corrosion by encasing same with _______ or in any other approved manner.
- A.
Metal sheath
- B.
Polybuthane sheath
- C.
Polyethylene sheath
- D.
Plastic sheath
- 88._____________ - shall be supported at every 1m interval.
- A.
Plastic pipe
- B.
Pvc pipe
- C.
Steel pipe
- D.
Lead pipe
- 89.in vertical piping ___________shall be supported at intervals not exceeding 1.20m at centers with a rigid vertical back-up
- A.
PVC pipe
- B.
Lead Pipe
- C.
Steel Pipe
- D.
G.I pipe
- 90.In PROHIBITED FITTINGS & PRACTICES under this rule, No Drainage or __________ shall be drilled & tapped for making connections thereto
- A.
Supply piping
- B.
Vent piping
- C.
Drainage piping
- D.
None of the above
- 91.
- A.
CATCH BASIN
- B.
LAVATORY
- C.
BIBB
- D.
WATER CLOSET
- 92.
- A.
Excessive depth of the proposed drainage line
- B.
Structural and/or geological features of the terrain
- C.
Existing adverse in arrangements of building structure
- D.
Reasonable change because of existing weather
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