12/10/2023, 20:53
Plumbing Code 2nd Test
Plumbing Code 2nd Test
Total points 14/50
This is a 50-item test taken after a single comprehensive discussion of the subject. Use the
registered email address to proceed.
Good luck!
The respondent's email (aguasglorygift@gmail.com) was recorded on submission of this
form.
0 of 0 points
Please select your course:
*
The course you have inputted on your enrollment.
Civil Engineer
Architecture
Mechanical Engineering
Other courses (Electrical Engineering, Chemical Engineering, Technological courses,
etc.)
Course (Civil Engineering)
0 of 0 points
Your contact information will never be used for any other purpose other than this *
course.
Any suspicious activities will be reprimanded.
I understand. Proceed to the Test.
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zAg…
1/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Input your REGISTERED EMAIL ADDRESS (the email address you used in
the enrollment form with Fronteer). Email is case-sensitive.
*
Example:
Type ---> juandelacruz04@gmail.com
Should you have difficulties signing in, message us in fb.
Course (Architecture)
0 of 0 points
Your contact information will never be used for any other purpose other than this *
course.
Any suspicious activities will be reprimanded.
I understand. Proceed to the Test.
Input your REGISTERED EMAIL ADDRESS (the email address you used in
the enrollment form with Fronteer). Email is case-sensitive.
*
Example:
Type ---> juandelacruz04@gmail.com
Should you have difficulties signing in, message us in fb.
aguasglorygift@gmail.com
Course (Mechanical Engineering)
0 of 0 points
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zAg…
2/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Your contact information will never be used for any other purpose other than this *
course.
Any suspicious activities will be reprimanded.
I understand. Proceed to the Test.
Input your REGISTERED EMAIL ADDRESS (the email address you used in
*
the enrollment form with Fronteer). Email is case-sensitive.
Example:
Type ---> juandelacruz04@gmail.com
Should you have difficulties signing in, message us in fb.
Other courses (Electrical Engineering, Chemical Engineering,
Technological courses, etc.)
0 of 0
points
Your contact information will never be used for any other purpose other than this *
course.
Any suspicious activities will be reprimanded.
I understand. Proceed to the Test.
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zAg…
3/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Input your REGISTERED EMAIL ADDRESS (the email address you used in
the enrollment form with Fronteer). Email is case-sensitive.
*
Example:
Type ---> juandelacruz04@gmail.com
Should you have difficulties signing in, message us in fb.
Plumbing Code 2nd Test
14 of 50 points
Trap arm size of Laundry Tub *
0/1
38 mm
76 mm
51 mm
32 mm
Correct answer
38 mm
Feedback
Correct answer: 38 mm
Source: RNPCP, Chapter 7
- 32 mm- trap arm size of wash basin (lavatory) single, dental units or cuspidor
- 51 mm- trap arm size of floor drains, grease interceptors, showers, etc.
- 76 mm- trap arm size of water closet
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zAg…
4/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Threads per inch of a 64 mm cleanout size *
1/1
11-1/2
8
14
18
Feedback
Correct answer: 8
Source: RNPCP, Chapter 7
Additional info:
- 38mm - 51 mm: 11-1/2 TPI
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zAg…
5/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Linings for showers shall not be nailed or perforated at any point less
*0/1
than _____ above the finished dam or threshold.
2"
3"
1"
4"
Correct answer
1"
Feedback
Correct answer: 1" or 25.4 mm
Source: RNPCP, Chapter 4
Additional info:
- 76 mm (or 3")- dimension that refers to extension of lining materials above the top of the
finished dam or threshold of a shower
- 101 mm (or 4")- dimension that refers to extension of folds, laps, and reinforcing webbing
in all directions from the corner in a shower sub-pan
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zAg…
6/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Water Closet provision for 300 females in Assembly Places for Public
Use
*0/1
10
8
13
11
Correct answer
11
Feedback
Correct answer: 11
Source: RNPCP, Chapter 4
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zAg…
7/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Voids between pipes and sleeves through concrete floors in the ground
shall be appropriately sealed with _____.
*1/1
Polyethylene sheath
Sealant
Silicon Caulk
Bitumen
Feedback
Correct answer: Bitumen
Source: RNPCP, Chapter 3
Additional info:
- Embedded metal pipe sleeves- protection from breakage for piping passing under or
through walls
- Polyethylene sheath- protection from external corrosion for pipes passing through or
under cinders or other corrosive materials
- Bitumen- for voids between pipes and sleeves through concrete floors in the ground
- Metal sleeve- for pipes directly embedded in concrete and masonry walls
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zAg…
8/53
12/10/2023, 20:53
Plumbing Code 2nd Test
What is the maximum Fixture unit loading of a 2" trap? *
0/1
2
6
8
4
Correct answer
4
Feedback
Correct answer: 4
Source: RNPCP, Chapter 7
Additional info:
- 32 mm: max 1 FU
- 38 mm: max 3 FU
- 51 mm: max 4 FU
- 76 mm: max 6 FU
- 102 mm: max 8 FU
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zAg…
9/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Which of the following can be drained through an air break? *
0/1
dishwasher
culinary sink
refrigerator
evaporative cooler
Correct answer
evaporative cooler
Feedback
Correct answer: evaporative cooler
Source: RNPCP, Chapter 8
Additional info:
- all food equipment such as cold storage room, refrigerator, cooling counter, compartment
for storage or holding of food or drink, dishwashing or culinary sink must discharge
through an airgap
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
10/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Minimum pipe sizing for a branch serving a 400 DFU. *
0/1
152 mm
102 mm
127 mm
203 mm
Correct answer
127 mm
Feedback
Correct answer: 127 mm
Source: RNPCP, Chapter 7
Additional info:
- 102 mm branch- can serve up to 216 DFU
- 127 mm branch- can serve up to 428 DFU
- 152 mm branch- can serve up to 720 DFU
- 203 mm branch- can serve up to 2640 DFU
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
11/53
12/10/2023, 20:53
Plumbing Code 2nd Test
1 Kcal is how many BTU? *
0/1
4.184
4184
None of the above
3.965
Correct answer
3.965
Feedback
Correct answer: 3.965 (standard conversion)
Additional info:
- 1 Kcal = 4184 Joule
- 1 Kcal = 4.184 KJoule
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
12/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Clotheswashers in groups of 3 or more shall be rated at _____ each for the *0/1
common horiontal and vertical waste pipe sizing.
4 FU
2 FU
3 FU
6 FU
Correct answer
6 FU
Feedback
Correct answer: 6 FU
Source: RNPCP, Chapter 7
Every building where _____ shall have a sewer service connection to a
public or private sewer systems.
*1/1
solid wastes are discharged
at least 1 toilet room is present
plumbing fixtures are installed
there is more than 1 occupant
Feedback
Correct answer: plumbing fixtures are installed
Source: RNPCP, Chapter 3
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
13/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Medical gas piping is most often joined by _____. *
0/1
Silver Brazing
Heat fusion
Soldering
Pressure-lock type fitting
Correct answer
Silver Brazing
Feedback
Correct answer: silver brazing
Source: plumbinghelp.com
Additional info:
- Soldering- a process in which two or more items are joined by melting and putting a filler
metal (solder) into the joint
- Pressure-lock type- A mechanical connection which depends on an internal retention
device to prevent pipe or tubing separation
- Heat fusion- common joint for PPR (Polypropylene Random Copolymer)
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
14/53
12/10/2023, 20:53
Plumbing Code 2nd Test
What is the Maximum DFU loading of a 102 mm branch? *
0/1
256
1380
600
216
Correct answer
216
Feedback
Correct answer: 216 (for Branch or Horizontal Pipe)
Source: RNPCP, Chapter 7
Additional info:
256- Maximum DFU loading for 102 mm Stack (or vertical pipe)
600- Maximum DFU loading for 600 mm Stack (or vertical pipe)
1380- Maximum DFU loading for 152 mm Stack (or vertical pipe)
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
15/53
12/10/2023, 20:53
Plumbing Code 2nd Test
A double check valve backflow preventer requires _____ minimum
clearance at the bottom for maintenance.
*0/1
150 mm
600 mm
305 mm
200 mm
Correct answer
305 mm
Feedback
Correct answer: 305 mm
Source: RNPCP, Chapter 6
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
16/53
12/10/2023, 20:53
Plumbing Code 2nd Test
An additional cleanout shall be provided on a horizontal line with an
aggregate offset angle of direction exceeding _____.
*0/1
72°
135°
90°
210°
Correct answer
135°
Feedback
Correct answer: 135°
Source: RNPCP, Chapter 6
Additional info:
Cleanouts may be omitted on short horizontal drainage pipe installed at 72° or less from
the vertical line
Each pressure relief valve shall be an approved automatic type with drain *1/1
and set at a pressure not more than _____.
1033 psi
1033 kpa
150 kpa
1500 psi
Feedback
Correct answer: 1033 kpa (or 150 psi)
Source: RNPCP, Chapter 6
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
17/53
12/10/2023, 20:53
Plumbing Code 2nd Test
A device installed in a drainage system to prevent reverse flow. *
0/1
Check Valve
Backwater Valve
Ball Cock
Sump
Correct answer
Backwater Valve
Feedback
Correct answer: Backwater Valve
Source: RNPCP, Chapter 2
Additional info:
- Check Valve: a valve that automatically closes to prevent the flow of liquid or gas in a
reverse direction
- Ball Cock: a valve opened and closed by the fall and rise of an attached ball floating on
the surface of the liquid.
- Sump: receives sewage or wastewater and below the normal grade of the gravity system
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
18/53
12/10/2023, 20:53
Plumbing Code 2nd Test
What will happen if a drainage piping is placed at slope of 10mm/m due
to structural conditions?
*0/1
Increase in drainage piping length
Decrease in DFU loading
Increase in DFU loading
Decrease in drainage piping length
Correct answer
Decrease in DFU loading
Feedback
Correct answer: Decrease in DFU loading
Source: RNPCP, Chapter 7
Additional info:
- 1% slope will require lesser DFU loading
- If using 1% or 10mm/m slope, multiply the allowable DFU of horizontal drain stated in
Table 7-5 by a factor of 0.8
- drainage slope does not affect length
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
19/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Consists of a body, a checking member, and an atmospheric opening. *
1/1
Reduced Pressure Principle Backflow Prevention Assembly
Double Check Valve Backflow Prevention Assembly
Atmospheric Vacuum Breaker
Pressure Vacuum Breaker
Feedback
Correct answer: Atmospheric Vacuum Breaker (AVB)
Source: RNPCP, Chapter 6
Additional info:
- Double Check Valve Backflow Prevention Assembly (DC)- consists of 2 independently
acting internally or externally loaded check valves, 4 properly located test cocks with
connectors, and 2 isolation gate valves
- Pressure Vacuum Breaker Backflow Prevention Assembly (PVB)- consists of a loaded air
inlet valve, an internally loaded check valve, 2 properly located test cocks, and 2 isolation
gate valves.
- Reduced Pressure Principle Backflow Prevention Assembly (RP)- consists of 2
independently acting internally loaded check valves, a differential pressure relief valve, 4
properly located test cocks, and 2 isolation gate valves.
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
20/53
12/10/2023, 20:53
Plumbing Code 2nd Test
What is the allowed depth of shower dam or threshold? *
0/1
2"-4"
2"-9"
4"-12"
3"-6"
Correct answer
2"-9"
Feedback
Correct answer: 2"-9"
Source: RNPCP, Chapter 4
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
21/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Color of Steam Division- High Pressure Pipe *
0/1
Buff
Black
White
Gray
Correct answer
White
Feedback
Correct answer: White
Source: National Building Code Rule X (Old NBC)
Additional info:
- Amended NBC has a different color for High Pressure Steam (Yellow). The answer might
depend on the choices given. Most probably, the examiner will base on the old NBC since
the questions are included in a Question Bank.
- Buff- Steam Division- Exhaust System
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
22/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Building Sewer or other drainage pipings must be installed not less than
_____ within any building or structure.
*1/1
0.6 m
0.9 m
1.2 m
0.3 m
Feedback
Correct answer: 0.6 m
Source: RNPCP, Chapter 3
Additional info: Building Sewer must be not less than 0.3 m below the finish ground
surface
Potable water shall use solders and fluxes with a lead content not
exceeding _____.
*1/1
2%
0.2%
8%
0.8%
Feedback
Correct answer: 0.2%
Source: RNPCP, Chapter 13
Additional info:
8%- maximum lead content allowed in water pipes and fittings
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
23/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Copper tubing shall be fully externally protected with a/an _____ and
*1/1
fiberglass wrapping installed inside a split rigid casing whenever installed
underground.
bitumastic coating
polyethylene sheath
metal pipe sleeve
expansion joint
Feedback
Correct answer: bitumastic coating
Source: RNPCP, Chapter 6
Additional info:
- Embedded metal pipe sleeves- protection from breakage for piping passing under or
through walls
- Polyethylene sheath- protection from external corrosion for pipes passing through or
under cinders or other corrosive materials
- Bitumen- for voids between pipes and sleeves through concrete floors in the ground
- Metal sleeve- for pipes directly embedded in concrete and masonry walls
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
24/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Thickness of Continuous waste and fixture tailpiece- seamless drawn
brass
*0/1
Gauge 12 (2.77 mm)
Gauge 16 (1.6 mm)
Gauge 24 (0.5 mm)
Gauge 20 (0.8 mm)
Correct answer
Gauge 20 (0.8 mm)
Feedback
Correct answer: Gauge 20 (0.8 mm)
Source: RNPCP, Chapter 4
Additional info:
- Gauge 24- Thickness of copper pans or liners for shower subpans
- Gauge 16- thickness of restaurant kitchen and other special-use sinks, bonderized and
galvanized sheet steel
- Gauge 26- thickness of galvanized sheet metal for downspout or conductor
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
25/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Threads per inch for pipe size of 13 mm diameter. *
1/1
18
14
11-1/2
8
Feedback
Correct answer: 14
Source: engineeringtoolbox.com
Additional info:
- 18 TPI: Pipe size of 1/4" to 3/8"
- 11-1/2 TPI: Pipe size of 1" to 2"
- 8 TPI: Pipe size of 2-1/2" and above
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
26/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Hanger rod size for 5" pipe size *
0/1
16 mm
None of the above
13 mm
10 mm
Correct answer
13 mm
Feedback
Correct answer: 13 mm (or 1/2")
Source: Uniform Plumbing Code
Additional info:
1/2" to 4" pipe- 3/8" rod size
5" to 8" pipe- 1/2" rod size
10" to 12"- 5/8" rod size
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
27/53
12/10/2023, 20:53
Plumbing Code 2nd Test
What is the maximum fixture loading of a 8" pipe sloped at 1%? *
1/1
1380
2112
2880
2650
Feedback
Correct answer: 2112
Source: RNPCP, Chapter 7
Additional info:
For 1% slope, multiply horizontal fixture units by a factor of 0.8.
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
28/53
12/10/2023, 20:53
Plumbing Code 2nd Test
When a Public or Private Sewer is not available for use, excreta drainage
piping from buildings and premises shall be connected to an approved
*0/1
_____.
Private Sewage Disposal System
Excreta and Storm Drainage Systems
Private Sewer
Building Sewer
Correct answer
Private Sewage Disposal System
Feedback
Correct answer: Private Sewage Disposal System
Source: RNPCP, Chapter 3
Additional info:
- Private Sewer- a building sewer, which receives the discharge from more than one
building drain and conveys it to a public sewer, private sewage disposal system or other
points of disposal
- Building Sewer- starts from the end of the building drain and conveys it to a public sewer,
private sewer, individual sewage disposal system or other point of disposal
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
29/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Each tailpiece, continuous waste or waste and overflow shall not be less *0/1
than ___ for sinks, dishwashers, laundry tubs bathtubs, urinals and similar
fixtures.
38 mm I.D.
32 mm I.D.
38 mm. O.D.
32 mm O.D.
Correct answer
38 mm. O.D.
Feedback
Correct answer: 38 mm O.D.
Source: RNPCP, Chapter 4
Additional info:
- 32 mm O.D.- for lavatories, drinking fountains, and similar small fixtures
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
30/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Galvanized wrought iron or galvanized steel pipe shall be kept _____. *
0/1
300 mm below ground
300 mm above ground
150 mm below ground
150 mm above ground
Correct answer
150 mm above ground
Feedback
Correct answer: 150 mm above ground
Source: RNPCP, Chapter 9
Additional info:
- Vitrified clay pipes must be kept 300 mm below ground
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
31/53
12/10/2023, 20:53
Plumbing Code 2nd Test
A standpipe having a remote control device at each hose station. *
1/1
Manually-Operated Standpipe System
Dry Standpipe
Automatic Standpipe System
Wet Standpipe
Feedback
Correct answer: Manually-Operated Standpipe System
Source: RNPCP, Chapter 2
Additional info:
- Wet Standpipe- water pressure is maintained at all times
- Automatic Standpipe System- operates automatically by opening a hose valve
- Dry Standpipe- having no permanent water inside the pipe
1 Water Closet and 1 Urinal must be provided for temporary workingmen *0/1
facilities for each ____ workmen.
50
60
30
20
Correct answer
30
Feedback
Correct answers: 30
Source: RNPCP, Chapter 4
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
32/53
12/10/2023, 20:53
Plumbing Code 2nd Test
A fixture allowed to omit a cleanout on a horizontal line less than 1.5 m in *0/1
length is _____.
Sink
Urinal
Bathtub
None of the above
Correct answer
Bathtub
Feedback
Correct answer: Bathtub
Source: RNPCP, Chapter 7
Additional info:
- Cleanouts may be omitted on a horizontal drain line less than 1.5 m in length unless such
line is serving sinks or urinals.
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
33/53
12/10/2023, 20:53
Plumbing Code 2nd Test
The transference of heat by the upward movement of a warm light air
*0/1
current.
Convection
Radiation
Conduction
Adsorption
Correct answer
Convection
Feedback
Correct answer: Convection
Source: Audel
Additional info:
- Radiation: the process in which energy in the form of heat is sent through space from
atoms and molecules as they undergo internal change.
- Conduction: the transference of heat by the passage of energy, particle by particle.
- Adsorption: the process by which a solid holds molecules of a gas or liquid or solute as a
thin film.
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
34/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Code on Sanitation of the Philippines *
0/1
RA 8749
PD 856
RA 9514
RA 8495
Correct answer
PD 856
Feedback
Correct answer: PD 856
Additional info:
RA 9514- Fire Code of the Philippines
RA 8749- Philippine Clean Air Act
RA 8495- Philippine Mechanical Engineering Act of 1998
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
35/53
12/10/2023, 20:53
Plumbing Code 2nd Test
AVBs of inlets to tanks, vats, sumps shall be installed in the discharge
side of the _____ with the critical level not less than _____ above flood
*0/1
level rim.
first valve; 25 mm
last valve; 25 mm
last valve; 152 mm
first valve; 152 mm
Correct answer
last valve; 152 mm
Feedback
Correct answer: last valve; 152 mm
Source: RNPCP, Chapter 6
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
36/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Preferred pipe for transporting gas *
0/1
Concrete pipe
Galvanized Pipe
Cast Iron Soil Pipe
Black Steel Pipe
Correct answer
Black Steel Pipe
Feedback
Correct answer: Black Steel Pipe
Source: hu-steel.com; buyfittingsonline.com; not suitable for water because it tends to
erode more easily
Additional info:
- Galvanized Pipe- suitable for water supply in old houses
- Concrete pipe- suitable for sanitary, storm sewers, and culverts
- Cast Iron Soil Pipe- suitable for drainage
Backflow prevention device for a hose bibb *
1/1
Air Gap
Atmospheric Vacuum Breaker
Pressure Vaccuum Breaker
Air Break
Feedback
Correct answer: Atmospheric Vacuum Breaker (AVB)- consists of a body, a checking
member, and an atmospheric opening
Source: RNPCP, Chapter 6
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
37/53
12/10/2023, 20:53
Plumbing Code 2nd Test
The public sewer may be considered not being available when a sewer is *0/1
located more than _____ from any proposed building or exterior drainage
facility.
30 m
91 m
150 ft
61 m
Correct answer
61 m
Feedback
Correct answer: 61 m
Source: RNPCP, Chapter 12
Additional info:
- 91 m- maximum distance between manholes
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
38/53
12/10/2023, 20:53
Plumbing Code 2nd Test
How many fixture units if equivalent to a 30 gpm-rated sump? *
0/1
4 FU
18 FU
60 FU
30 FU
Correct answer
60 FU
Feedback
Correct answer: 60 FU
Source: RNPCP, Chapter 7; Uniform Plumbing Code, Chapter 7
Additional info:
- Two FU shall be allowed for every 0.063 L/s of flow, or 1 gpm.
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
39/53
12/10/2023, 20:53
Plumbing Code 2nd Test
WSFU of a private hose bibb *
0/1
2.5
`10
3
5
Correct answer
3
Feedback
Correct answer: 3: WSFU of Public Hose Bibb or Sill Cock
Source: RNPCP, Chapter 6
Additional info:
- 5: WSFU of Public Hose Bibb or Sill Cock
- 2.5: WSFU of Water Closet (economical flush)
- 10: WSFU of Urinal pedestal, flushing rim slink
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
40/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Airgap less than 25 mm shall only be approved as a permanent part of a
*0/1
listed assembly that has been tested under actual backflow conditions
with vacuums from _____ of mercury.
0 to 63.5 mm
0 to 63.5 m
0 to 6.35 cm
0 to 63.5 cm
Correct answer
0 to 63.5 cm
Feedback
Correct answer: 0 to 63.5 cm
Source: RNPCP, Chapter 6
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
41/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Trap arm size of a service sink *
0/1
38 mm
32 mm
76 mm
51 mm
Correct answer
51 mm
Feedback
Correct answer: 51 mm
Source: RNPCP, Chapter 7
Additional info:
- 38 mm- trap arm size for bathtubs, bidet, etc.
- 76 mm- trap arm size for san interceptors, flushing rim sink clinic, etc.
- 32 mm- trap arm size of a dental unit or cuspidor
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
42/53
12/10/2023, 20:53
Plumbing Code 2nd Test
Limit stops shall be adjusted to deliver hot water with a maximum
temperature of _____.
*0/1
140 °F
110 °F
120 °F
160 °F
Correct answer
120 °F
Feedback
Correct answer: 120°F (or 48.88 °C)
Source: RNPCP, Chapter 4
Additional info:
- 43.3°C (or 110°F)- Operating temperature of a backflow prevention for hot water
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
43/53
12/10/2023, 20:53
Plumbing Code 2nd Test
(ANSI) Pipe Color code for Fire Quenching *
0/1
Red with White Lettering
Orange with Black Lettering
White with Red Lettering
Red with Black Lettering
Correct answer
Red with White Lettering
Feedback
Correct answer: Red with White Lettering
Source: ANSI
Additional info:
- Orange with Black Lettering- (ANSI/ASME) Pipe Color code for Toxic or Corrosive liquids,
acids (Nitric Acid)
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
44/53
12/10/2023, 20:53
Plumbing Code 2nd Test
A _____ diameter circular basin shall be equivalent to 1 lavatory. *
0/1
508 mm
609.6 mm
457.2 mm
354.6 mm
Correct answer
457.2 mm
Feedback
Correct answer: 457.2 mm
Source: RNPCP, Chapter 4
Additional info:
- 609.6 mm- refers to the width of a circular basin that shall be considered equivalent to 1
lavatory
Vertical installation of double sanitary tees may be used when the barrel *1/1
of the fitting is at least _____ larger than the _____ inlet.
2 pipe sizes; largest side inlet
2 pipe sizes; smallest side inlet
1 pipe size; largest side inlet
1 pipe size; smallest side inlet
Feedback
Correct answer: 2 pipe sizes; largest side inlet
Source: RNPCP, Chapter 3
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
45/53
12/10/2023, 20:53
Plumbing Code 2nd Test
1 Laundry Tray must be provided per ____ persons. *
0/1
75
30
50
100
Correct answer
50
Feedback
Correct answer: 50 pesos
Source: RNPCP, Chapter 4
A pressure regulator must be installed if the local water service pressure *1/1
is above ____
60 psi
500 kpa
103 kpa
80 psi
Feedback
Correct answer: 80 psi (or 551 kpa)
Source: RNPCP, Chapter 7
Additional Info:
103 kpa (or 15 psi)- this refers to the minimum water pressure, otherwise a tank or a
booster pump must be installed
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
46/53
12/10/2023, 20:53
Plumbing Code 2nd Test
This content is neither created nor endorsed by Google. - Terms of Service - Privacy Policy
Forms
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
47/53
12/10/2023, 20:53
Plumbing Code 2nd Test
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
48/53
12/10/2023, 20:53
Plumbing Code 2nd Test
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
49/53
12/10/2023, 20:53
Plumbing Code 2nd Test
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
50/53
12/10/2023, 20:53
Plumbing Code 2nd Test
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
51/53
12/10/2023, 20:53
Plumbing Code 2nd Test
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
52/53
12/10/2023, 20:53
Plumbing Code 2nd Test
https://docs.google.com/forms/d/e/1FAIpQLSd7xemv_mkX0qqUJ76zBV8SUELLpUYt4HLC9VmJhEPUMFxu5Q/viewscore?viewscore=AE0zA…
53/53