Weekly Test 2

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59 Terms

1
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IAPMO

Joints for hubless cast iron soil pipe and fittings shall conform to appropriate _____ installation standards. (Hint: RNPCP, Chapter 13)

2
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3

WSFU of a private hose bibb (Hint: RNPCP, Chapter 6)

3
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120°F or 48.88 °C

WSFU of a private hose bibb (Hint: RNPCP, C.4)

4
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50

1 Laundry Tray must be provided per ____ persons. (Hint: RNPCP, C.4)

5
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60 FU

How many fixture units is equivalent to a 30 gpm-rated sump? (Hint: RNPCP: C.7)

6
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8

Threads per inch of a 64 mm cleanout size (Hint: RNPCP, C.7)

7
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6 FU

Clotheswashers in groups of 3 or more shall be rated at _____ each for the common horiontal and vertical waste pipe sizing. (Hint: RNPCP, C.7)

8
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11

Water Closet provision for 300 females in Assembly Places for Public Use (Hint: RNPCP, C.4)

9
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1033 kpa

Each pressure relief valve shall be an approved automatic type with drain and set at a pressure not more than _____.  (Hint: RNPCP, C.6)

10
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plumbing fixtures are installed

Every building where _____ shall have a sewer service connection to a public or private sewer systems. (Hint: RNPCP, C.3)

11
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90 degrees

Changes in direction of drainage piping shall be made by the use of approved pipe fittings like the following, except for _____. (Hint: RNPCP, C.3)

12
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14

Threads per inch for pipe size of 13 mm diameter. (Source: engineeringtoolbox.com)

13
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135°

An additional cleanout shall be provided on a horizontal line with an aggregate offset angle of direction exceeding _____. (Hint: RNPCP, C.6)

14
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38 mm

Trap arm size of Laundry Tub (Hint: RNPCP: C.7)

15
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Silver Brazing

Medical gas piping is most often joined by _____. 

16
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305 mm

A double check valve backflow preventer requires _____ minimum clearance at the bottom for maintenance. (Hint: RNPCP, C.6)

17
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61 m

The public sewer may be considered not being available when a sewer is located more than _____ from any proposed building or exterior drainage facility. (RNPCP, C.12)

18
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1”

Linings for showers shall not be nailed or perforated at any point less than _____ above the finished dam or threshold. (Hint: RNPCP. C.4)

19
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Bitumen

Voids between pipes and sleeves through concrete floors in the ground shall be appropriately sealed with _____. (Hint: RNPCP, C.3)

20
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Convection

The transference of heat by the upward movement of a warm light air current.

21
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Atmospheric Vacuum Breaker

Backflow prevention device for a hose bibb (Hint: RNPCP, C.6)

22
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last valve; 152 mm

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 level rim. (Hint: RNPCP, C.6)

23
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2"-9"

What is the allowed depth of shower dam or threshold? (Hint: RNPCP, C.4)

24
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150 mm above ground

Galvanized wrought iron or galvanized steel pipe shall be kept _____. (Hint: RNPCP, C.9)

25
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300 mm below ground

Vitrified clay pipes must be kept (Hint: RNPCP, C.9)

26
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80 psi or 551 kpa

A pressure regulator must be installed if the local water service pressure is above ____ (Source: RNPCP, Chapter 7)

27
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Atmospheric Vacuum Breaker

Consists of a body, a checking member, and an atmospheric opening. (Source: RNPCP, Chapter 6)

28
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0.2%

Potable water shall use solders and fluxes with a lead content not exceeding _____.  (Source: RNPCP, Chapter 13)

29
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Decrease in DFU loading

What will happen if a drainage piping is placed at slope of 10mm/m due to structural conditions? (Source: RNPCP, Chapter 7)

30
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Black Steel Pipe

Preferred pipe for transporting gas

31
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Galvanized Pipe

suitable for water supply in old houses

32
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Concrete pipe

suitable for sanitary, storm sewers, and culverts

33
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Cast Iron Soil Pipe

suitable for drainage

34
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bitumastic coating

Copper tubing shall be fully externally protected with a/an _____ and fiberglass wrapping installed inside a split rigid casing whenever installed underground. (Source: RNPCP, Chapter 6)

35
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1/2” or 13 mm

Hanger rod size for 5" to 8” pipe size (Source: Uniform Plumbing Code)

36
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3/8" or 9.5 mm

Hanger rod size for 1/2" to 4" pipe

37
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5/8” or 16 mm

Hanger rod size for 10" to 12”

38
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2112

What is the maximum fixture loading of a 8" pipe sloped at 1%? (Source: RNPCP, Chapter 7)

39
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evaporative cooler

Which of the following can be drained through an air break? (Source: RNPCP, Chapter 8)

40
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3 m

Water pipe joints shall be installed not less than ___ away from sewer line in both directions. (Source: RNPCP, Chapter 12)

41
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White

Color of Steam Division- High Pressure Pipe (Source: National Building Code Rule X (Old NBC))

42
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2.5%

A run of 20 meters with a rise of 0.5 m corresponds to a slope of _____.

43
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3.965

1 Kcal is how many BTU?

44
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4184

1Kcal is how many Joule?

45
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0.9 kg/mm

All reinforcing webbing shall produce a tensile strength of not less than _____ in either direction. (Source: RNPCP, Chapter 4)

46
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4 FU

The discharge capacity of 1 to 1.89 lps corresponds to _____. (Source: RNPCP, Chapter 7)

47
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457.2 mm

A _____ diameter circular basin shall be equivalent to 1 lavatory. (Source: RNPCP, Chapter 4)

48
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Backwater Valve

A device installed in a drainage system to prevent reverse flow. (Source: RNPCP, Chapter 2)

49
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19 mm

What is the minimum supply size for a urinal stall? (Source: RNPCP, Annex A)

50
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Gauge 20 (0.8 mm)

Thickness of Continuous waste and fixture tailpiece- seamless drawn brass (Source: RNPCP, Chapter 4)

51
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sinks or urinals

- Cleanouts may be omitted on a horizontal drain line less than 1.5 m in length unless such line is serving ______. (Source: RNPCP, Chapter 7)

52
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2 pipe sizes; largest side inlet

Vertical installation of double sanitary tees may be used when the barrel of the fitting is at least _____ larger than the _____ inlet. (Source: RNPCP, Chapter 3)

53
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38 mm. O.D.

Each tailpiece, continuous waste or waste and overflow shall not be less than ___ for sinks, dishwashers, laundry tubs bathtubs, urinals and similar fixtures. (Source: RNPCP, Chapter 4)

54
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Manually-Operated Standpipe System

A standpipe having a remote control device at each hose station. (Source: RNPCP, Chapter 2)

55
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216

What is the Maximum DFU loading of a 102 mm branch? (Source: RNPCP, Chapter 7)

56
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51 mm

Trap arm size of a service sink (Source: RNPCP, Chapter 7)

57
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0 to 63.5 cm

Airgap less than 25 mm shall only be approved as a permanent part of a listed assembly that has been tested under actual backflow conditions with vacuums from _____ of mercury. (Source: RNPCP, Chapter 6)

58
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59
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