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Building Official Study > Minnesota Plumbing Code > Flashcards

Minnesota Plumbing Code Flashcards

1
Q

What is a room equipped with a shower, bathtub, or combination bath/shower?

A

Bathroom

Chapter 2 Definitions

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2
Q

Fixture connections that require the removal of an access panel for servicing are considered what?

A

Accessible

Chapter 2 Defintions

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3
Q

That part of the lowest piping of a drainage system that receives the discharge from soil, waste, and other drainage pipes inside the walls of the building and conveys it to a point 2’ outside the building wall is a what?

A

Building drain

Chapter 2 Definitions

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4
Q

A vertical vent that is a continuation of the drain to which it connects is a what?

A

Continuous vent

Chapter 2 Defintions

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5
Q

A horizontal drain that is sized to provide free movement of air above the flow line of the drain is called what?

A

Combination waste and vent system

Chapter 2 Defintions

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6
Q

The length along the centerline of the pipe and fittings is the what?

A

Developed length

Chapter 2 Defintions

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7
Q

A device integrated with an air accumulator vessel that is designed to discharge a predetermined quantity of water to fixtures for flushing purposes is a what?

A

Flushometer tank

Chapter 2 Definitions

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8
Q

Water that is satisfactory for drinking, culinary and domestic purposes and that meets the requirements of the Authority Having Jurisdiction is referred to by this code as what?

A

Potable water

Chapter 2 Definitions

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9
Q

By code definition, a stack is always what?

A

Vertical

Chapter 2 Definitions

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10
Q

A vent that also serves as a drain is a what?

A

Wet vent

Chapter 2 Definitions

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11
Q

The vertical depth of a trap seal is measured from what?

A

The crown weir to the top of the dip of the trap

Chapter 2 Definitions

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12
Q

A mixing valve that senses outlet temperature and compensates for fluctuations in incoming hot or cold water temperature is a what?

A

Combination thermostatic/pressure-balancing valve

Chapter 2 Definitions

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13
Q

What is a pipe that conveys only liquid waste, free of fecal matter?

A

Waste pipe

Chapter 2 Definitions

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14
Q

PEX is defined as what?

A

Cross-linked polyethylene

Chapter 2 Definitions

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15
Q

The lowest portion of the inside of a horizontal pipe is called what?

A

Invert

Chapter 2 Definitions

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16
Q

A device and system of piping that maintains a water seal in a remote trap is called a piping what?

A

Trap Primer

Chapter 2 Definitions

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17
Q

A permanently installed mechanical device, other than an ejector, for removing sewage or liquid waste from a sump is called a what?

A

Sewage pump

Chapter 2 Definitions

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18
Q

The principal artery of the venting system to which branches may be connected is called the what?

A

Main vent

Chapter 2 Definitions

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19
Q

A joint obtained by the joining of metal parts with metallic mixtures or alloys that melt at a temperature up to and including 840 degrees F is a what?

A

Brazed joint

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20
Q

The portion of a drainage system that does not drain by gravity into the building sewer is known as a what?

A

Sewer ejector

Chapter 2 Definitions

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21
Q

A pipe inside a building that conveys storm water from the roof to a storm drain, combined sewer, or other approved point of disposal is called a what?

A

Conductor

Chapter 2 Definitions

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22
Q

An outlet on a boiler to permit emptying or discharging of sediment is called a what?

A

Boiler blowoff

Chapter 2 Definitions

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23
Q

A device designed to provide protection against hydraulic shock in the building water supply system is called a what?

A

Water hammer arrestor

Chapter 2 Definitions

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24
Q

A device installed in a drainage system to prevent reverse flow is a what?

A

Backwater valve

Chapter 2 Definitions

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25
Q

Any pressure less than that exerted by the atmosphere is a what?

A

Vacuum

Chapter 2 Definitions

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26
Q

A documentary, the main text of which contains only mandatory provisions using the word “shall” to indicate requirements, is best described as what?

A

Standard

Chapter 2 Definitions

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27
Q

When a back flow prevention device does not bear a critical level marking, the part of the device that shall constitute the critical level is the what?

A

Bottom

Chapter 2 Definitions

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28
Q

What is an appliance for heating water to a maximum of 210 degrees F?

A

Water heater

Chapter 2 Definitions

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29
Q

The pipe or duct that connects a fuel-gas-burning water heater to a gas vent or a chimney is called a what?

A

Flue collar

Chapter 2 Definitions

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30
Q

A water heater that is constructed and installed so that all air for combustion is derived directly from the outside atmosphere and all flue gases are discharged to the outside atmosphere is a what?

A

Direct vent appliance

Chapter 2 Definitions

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31
Q

Type B vent is used for venting a listed or approved appliance equipped to burn what?

A

Only gas

Chapter 2 Definitions

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32
Q

Disposal of sewage or other liquid wastes shall be by means of what?

A

The drainage system of the building or premises

Section 303.1 and 304.1 pg 22

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33
Q

(T/F) It shall be unlawful for a person to permit the disposal of sewage or other liquid wastes not properly connected to a drainage system.

A

True

Section 303.1 pg 22

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34
Q

Burred ends of the pipe or tubing shall be what?

A

Reamed to the full bore of the pipe or tube

Section 309.3 pg 23

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35
Q

Except otherwise provided in this code, no plumbing system, drainage system, building sewer, private sewage disposal system, or parts thereof, shall be located in what?

A

Any other lot than the lot that is the site of the building served by such facilities

Section 307.1 pg 23

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36
Q

Piping, fixtures, or equipment that are installed so that they interfere with the normal operation and use of windows or doors shall be what?

A

Relocated to avoid interference

Section 308.1 pg 23

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37
Q

All design, construction, and workmanship shall be in accordance with what?

A

Accepted engineering practices

Section 309.1 pg 23

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38
Q

When supporting horizontal piping 5-inches in diameter with hangers, a _______ inch diameter rod shall be used.

A

1/2”

Table 313.6 pg 25

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39
Q

All trenches deeper than the footing of a building or a structure, and paralleling the same shall be located not less than ______ from the bottom exterior edge of the footing or as approved.

A

45 degrees

Section 314.1 pg 25

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40
Q

Cast-iron soil pipe, installed vertically, shall be supported at its base and what?

A

each floor not to exceed 15’

Table 313.3 pg 27

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41
Q

Threaded or welded 3/4” steel pipe supplying water installed horizontally shall be supported at intervals not exceeding what?

A

10 feet

Table 313.3 pg 27

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42
Q

Piping in the ground shall be laid on what?

A

a firm bed

Section 313.5 pg 24

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43
Q

The type of acceptable joints for PEX-AL-PEX shall be what?

A

metal insert or metal compression

Table 313.3 pg 27

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44
Q

Copper tubing installed vertically shall be supported at each floor or at intervals not to exceed what?

A

10 feet

Table 313.3 pg 27

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45
Q

Mechanical devices such as bulldozers, graders, etc. shall be permitted to complete backfilling to grade where covering above piping is at least ______ inches.

A

12

Section 314.4 pg 25

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46
Q

Two-inch copper drain pipe installed horizontally shall be supported at intervals not exceeding what?

A

10 feet

Table 313.3 pg 27

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47
Q

Horizontal hubless pipe shall be braced at not more than 40-foot intervals to prevent what?

A

Horizontal movement

Table 313.3 Exception 2 pg 27

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48
Q

Voids around piping passing through concrete floors on the ground shall be what?

A

Sealed

Section 312.1 pg 23

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49
Q

The provisions of the code allow an alternate material or method of construction provided it is what?

A

Approved by the Authority Having Jurisdiction as an alternate

Section 301.3 pg 21

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50
Q

I.P.S is the abbreviation for what?

A

Iron Pipe Size

Section 302.0 pg 22

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51
Q

Tub waste openings in framed construction to crawl spaces at or below the first floor shall be protected by what?

A

The installation of approved metal collars or screens

Section 312.12.3 pg 24

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52
Q

(T/F) It is permitted to drill and tap a vent pipe to connect an indirect waste pipe.

A

F

Section 310.2 pg 23

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53
Q

Sleeves shall be provided to protect piping through __________ and __________ walls.

A

Concrete, masonry

Section 312.10 pg 24

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54
Q

Horizontal hubless cast-iron piping shall be supported every other joint, unless over ____ feet in length, then it shall be supported at every joint.

A

4 feet

Table 313.3 pg 27

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55
Q

Drain pipes subject top condensation over food storage in food-handling establishments shall be what?

A

Thermally insulated

Section 317.1 #4 pg 25

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56
Q

If an Authority Having Jurisdiction permits an “alternate engineered design,” then what?

A

The approval shall have no effect beyond that Authority Having Jurisdiction boundary

Section 301.5.4 pg 22

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57
Q

Test gauges shall have a pressure range not exceeding what?

A

Twice the test pressure applied

Section 318.5 pg 26

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58
Q

Plumbing systems shall be located above the design flood elevation except when what?

A

Designed to prevent water from entering or accumulating within their components

Section 301.4 See Exception pg 21

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59
Q

Sound limitations in plumbing systems shall be designed and installed in accordance with the __________ code.

A

Building

Section 309.5 pg 23

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60
Q

Screws or bolts for securing floor-mounted fixtures shall be what?

A

Copper alloy

Section 402.3 pg 29

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61
Q

Fixtures having concealed slip-joint connections shall be provided with what?

A

A utility space or access panel

Section 402.10 pg 30

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62
Q

The overflow pipe from fixture shall be connected on the __________ or _________ side of the fixture trap.

A

house
inlet

Section 404.2 pg 30

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63
Q

The diameter of a waste outlet and fixture tailpiece for a bathtub shall not be less than what?

A

1 1/2” in diameter

Section 409.2 pg 32

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64
Q

The fitting connection for the dishwasher high drain loop into the tailpiece of a kitchen sink shall be what?

A

approved wye

Section 414.3 pg 34

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65
Q

No water closet or bidet shall be set closer than ______ inches from its center to a side wall.

A

15

Section 402.5 pg 29

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66
Q

No water closet or bidet shall be set closer than ______ inches from a similar fixture.

A

30

Section 402.5 pg 29

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67
Q

Tanks flushing more than one urinal shall be what?
A. automatic in operation
B. continual in operation
C. manual in operation
D. acid-resistant enamel

A

A. automatic in operation

Section 413.2 pg 33

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68
Q

A water supply to a urinal shall be protected by an approved what?

A

vacuum breaker

Section 412.2 pg 33

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69
Q

With two noted exceptions, all shower compartments and receptors shall be capable of encompassing a _____ diameter circle.

A

30 inch

Section 408.6 pg 31

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70
Q

The finished curb or threshold for only a shower room shall have a threshold not less than _____ inches, and not more than _____ inches. Unless curated for accessibility purposes.

A

2
9

Section 408.5 pg 31

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71
Q

Shower pan linings may be constructed with what?
A. 26 B&S gauge copper
B. 3 pounds per square foot lead
C. 15 pounds asphalt felt
D. zinc-coated steel

A

C. 15 pounds asphalt felt

Section 408.7 pg 32

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72
Q

Joints in a copper shower pan shall be what?

A

Soldered or brazed

Section 408.7.4 pg 32

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73
Q

Drinking fountains shall not be installed in what?

A

public toilet rooms

Section 415.4 pg 34

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74
Q

Water closets set side by side shall be no closer than what?

A

30 inches center-to-center

Section 402.5 pg 29

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75
Q

The minimum distance from a side wall or partition to the center of a urinal shall be _____ inches.

A

12

Section 402.5 pg 29

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76
Q

Manually controlled flushometer valves shall be used to flush not more than what?

A

one urinal

Section 413.2 pg 33

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77
Q

The joint of a wall hung lavatory, where it is in contact with the wall, shall be what?

A

made watertight

Section 402.2 pg 29

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78
Q

Approved type bonderized and galvanized sheet steel of not less than 16 U.S. gauge may be used to make dishwashing sinks for who?

A

restaurants

Section 406.2 pg 30

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79
Q

Gutters in public shower rooms shall be sloped not less than ____ percent.

A

2

Section 408.8 pg 32

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80
Q

Wall-hung lavatories shall be supported by what?

A

metal supporting members

Section 402.4 pg 29

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81
Q

The tailpiece diameter for lavatories shall not be less than what?

A

1 1/4”

Section 407.5 pg 31

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82
Q

In the construction of “on site built-up shower receptors”, watertight shower pan linings shall be installed, over a smooth and solid sub-base, with a pitch to the “weep holes” of what?

A

1/4” per foot

Section 408.7 pg 31

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83
Q

Strainers having waterway areas at least equivalent to the area of their tailpiece are required for what?
A. shower drains
B. floor drains
C. urinals
D. A & B

A

D. A & B

Sections 408.4 and 418.2 pg 35 and 31

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84
Q

Showers and tub-shower combinations shall be provided with individual control valves of the what?
A. pressure balance type
B. thermostatic mixing valve type
C. 140 degree limit control type
D. A and B apply

A

D. A and B apply

Section 408.3 pg 31

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85
Q

The clear space in front of any water closet, lavatory or bidet shall be not less than what?

A

24”

Section 402.5 pg 29

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86
Q

Maximum hot water temperature discharging from a bidet shall be limited to what?

A

110 degrees Fahrenheit

Section 410.3 pg 33

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87
Q

Closet bends or stubs shall be cut off so as to present a smooth surface, even with the what?

A

top of the closet ring

Section 402.6.1 pg 29

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88
Q

Wall-mounted water closets shall be securely bolted to what?

A

a carrier fitting

Section 402.6 pg 29

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89
Q

Fixture connections between drainage pipes and water closets shall be made with approved what?

A

Flanges

Section 402.6 pg 29

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90
Q

The water supply to a bathtub and whirlpool bathtub filler valve shall be protected by an _____ ______ or in accordance with section 417.

A

air gap

Section 409.5 pg 32

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91
Q

A domestic dishwashing machine shall discharge indirectly through an air gap fitting into a what?
A. wye branch fitting on the tailpiece of the sink
B. waste receptor
C. dishwasher connection of a food waste disposer
D. all of the above

A

D. all of the above

Section 414.3 pg 34

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92
Q

The path of travel to an emergency eyewash shall be what?

A

clearly identified, on the same level as hazard

Section 416.4 pg 34

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93
Q

Supports for off the floor public use plumbing fixtures are to comply with ASME ___________.

A

A112.6.1.M

Section 402.4 pg 29

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94
Q

An emergency eye wash supplied with hot and cold water shall be controlled by a temperature actuated mixing valve complying with ASSE _________.

A

1071

Section 416.2 pg 34

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95
Q

It shall be unlawful for any person to install, remove, or replace any water heater without first doing what?

A

obtaining a permit from the Authority Having Jurisdiction

Section 502.1 pg 37

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96
Q

A 3 bedroom home with 2 bathrooms is equipped with a gas storage-type water heater. The minimum capacity for the water heater in accordance with the first hour rating is what?

A

62 gallon

Table 501.1(2) pg 37

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97
Q

Water heaters supported from the earth shall rest on what?

A

level concrete or approved base extending 3” above adjoining ground level.

Section 507.4 pg 38

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98
Q

Where damage may result from a leaking water heater, a watertight pan of corrosion-resistant materials shall be installed beneath the water heater when it is located in an attic or what?

A

a floor-ceiling assembly

Section 507.5 pg 38

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99
Q

Water heaters installed in residential garages shall be installed so that all burners and burner-ignition devices are located not less than 18 inches above the floor unless?

A

The water heater is listed as flammable vapor ignition resistant

Section 507.13 pg 38

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100
Q

Water heaters not listed for outside installation but installed outdoors shall be provided with what?

A

protection to the degree that the environment requires

Section 507.25 pg 39

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101
Q

Appliances may be installed in a separate enclosed space having access only from the outside proving the combustion air is what?

A

Taken from the exterior

Section 507.13.2 pg 38

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102
Q

A listed water heater, located in an interior floor level closet, must have an access dimension of what for servicing purposes?

A

in accordance with their listing and the manufacturers instructions.

Section 504.3.1 pg 37

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103
Q

The passageway for a water heater in an attic shall be unobstructed and shall have solid flooring not less than _____ inches wide from the entrance opening to the water heater.

A

24

Section 508.4.2 pg 39

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104
Q

The code requirement for “an adequate supply of potable running water” is for what?

A

cleansing and sanitation

Section 601.2 pg 41

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105
Q

The primary reason for installing backflow prevention assemblies is to prevent what?

A

pollution or contamination of the potable water supply

Section 602.3 pg 42

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106
Q

Ballcocks in water closet tanks shall be installed so that the critical level of the water inlet is above the full opening of the overflow pipe of not less than ____ inch.

A

1 inch

Section 603.5.2 pg 46

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107
Q

The minimum height of the atmospheric vacuum breaker critical level shall be located at least ____ inches above the highest part of a urinal equipped with a flushometer valve.

A

6

Section 603.5.1 pg 46

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108
Q

The minimum height of the atmospheric vacuum breaker critical level shall be located at least ____ inches above the overflow rim of a tank, vat or swimming pool.

A

6

Section 603.5.5 item 2 pg 46

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109
Q

PEX tubing shall not be installed within the first ______ inches of piping connected to a water heater.

A

18

Section 604.13 pg 50

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110
Q

Each outlet on a nonpotable water system that is used for special purposes shall be posted with a sign saying what?

A

CAUTION - NONPOTABLE WATER DO NOT DRINK

Section 601.3.5 pg 41

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111
Q

The two piping materials not approved in the cold water piping located inside a building are what?

A

PVC and PE

Table 604.1 pg 49

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112
Q

All malleable iron water fittings shall be what?

A

Galvanized

Section 604.7 pg 50

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113
Q

Water valves 2 1/2” and larger may have bodies that are of what two materials?

A

cast iron and copper alloy

Section 606.1 pg 54

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114
Q

Changes in direction of copper tubing may be made with what?

A

non deforming bending equipment

Section 609.1 pg 56

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115
Q

Water piping systems shall be designed on the basis of the minimum what?

A

pressure available

Section 610.7 item 5 pg 58

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116
Q

Immediately ahead of each water supplied appliance and each slip joint or appliance supply a ___________ is required.

A

control valve

Section 606.5 pg 55

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117
Q

After allowing for friction and other pressure losses, the residual water pressure shall be at least what?

A

15 psi

Section 608.1 pg 55

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118
Q

A water piping system with a pressure of 110 psi will require a what?

A

pressure regulator and strainer

Section 608.2 pg 55

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119
Q

Any water heater connected to a separate storage tank and having valves between the heater and tank shall be provided with a what?
A. Fullway valve
B. Fullway gate valve
C. Water pressure regulator
D. Water pressure relief valve

A

D. Water pressure relief valve

Section 608.3 pg 55

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120
Q

Combination temperature and pressure relief valves shall be installed how?

A

based on their listing requirements and the manufacturer’s instructions

Section 608.3 pg 56

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121
Q

Galvanized steel piping installed under a concrete floor slab within a building shall have a what?

A

machine-applied coating

Section 609.3 item 1 pg 56

122
Q

Cast-iron fittings, up to and including 2 inches in size, when used in connection with potable water piping, shall be what?

A

galvanized

Section 604.6 pg 50

123
Q

Water piping may be installed in the same trench with less than 12” of separation from a building sewer constructed of what?
A. cast iron
B. clay
C. asbestos cement
D. bituminized fiber

A

A. cast iron

Section 609.2 item 2 pg 56

124
Q

The available pressure at the water meter is 80 psi. At the highest supply outlet, 36’ above the water meter, the pressure would be ________ psi when sizing a water system according to Chapter 6.

A

62 psi

Section 610.8 item 2 pg 58

125
Q

Building supplies shall be no smaller than that required for the installation and, in no case, smaller than _________ inch.

A

3/4”

Section 610.8 item 6 pg 58

126
Q

Copper tubing used for water piping under a concrete slab within a building shall be installed how?

A

without joint where possible

Section 609.3 item 2 pg 56

127
Q

Copper or stainless steel flexible connectors for water heater connectors shall be limited to what?

A

24 inches

Section 604.13 pg 50

128
Q

Unions shall be installed in a water supply system within 12” of what?
A. water heating tanks
B. conditioning tanks
C. regulating equipment
D. all of the above

A

D. all of the above

Section 609.5 pg’s 56 and 57

129
Q

All backflow devices or assemblies shall be tested by who?

A

certified backflow assembly tester

Section 603.2 pg 42

130
Q

Other than systems sized by the use of Table 610.4, the maximum velocity of a cold water system piped with copper and copper alloy tube and fittings shall be limited to what?

A

8 feet per second

Section 610.12.1 pg 59

131
Q

The quantity of water required to be supplied to every plumbing fixture shall be represented by what?

A

fixture units

Section 610.3 pg 58

132
Q

Hard-drawn copper tubing, marked with a blue stripe, is referred to as what?

A

Type “L”

Section 604.4 pg 50

133
Q

The color stripe on Type “K” hard-drawn copper tubing is what?

A

green

Section 604.4 pg 50

134
Q

Flaring tools are used to make joints for what?

A

soft copper water tubing

Section 605.1.2 pg 50

135
Q

The distance between a water heater and the union on the water lines shall not be more than _______ inches.

A

12

Section 609.5 pg 56

136
Q

Whenever fixtures and/or fixture fittings are installed that require a residual water pressure higher than 15 psi, what shall be provided?

A

that minimum pressure shall be provided

Section 608.1 pg 55

137
Q

___________ water piping system shall be permitted to be tested with air.

A

PEX

Section 609.4 See exception pg 56

138
Q

The duration for a water system pressure test shall be for a period of not less than ______ minutes.

A

15

Section 609.4 pg 56

139
Q

In occupancies where plumbing fixtures are installed for _________________, hot water shall be required for bathing, washing, laundry, cooking and similar purposes.

A

private use

Section 601.2.1 pg 41

140
Q

Except as required in Section 601.3.3, nonpotable water systems shall have a ______________ with black uppercase lettering, with the words “CAUTION: NONPOTABLE WATER, DO NOT DRINK.”

A

yellow background

Section 601.3.2 pg 41

141
Q

A water distribution system with a device or arranged in a way that prevents dissipation of building pressure back into the water main shall be provided with an approved, listed, and adequately sized _______________ or other approved device.

A

Expansion tank

Section 608.3 pg 55

142
Q

Pipe joint material shall be insoluble in water, nontoxic, and applied on what?

A

male threads only

Section 605.12.3 pg 54

143
Q

Surfaces to be joined by soldering or brazing shall be cleaned bright by what?

A

mechanical or manual means

Section 605.1.1 pg 50

144
Q

The maximum fixture unit loading allowed on a 2” waste stack is what?

A

16

Table 703.2 pg 67

145
Q

3” horizontal drainage piping shall have a grade or slope of not less than what?

A

1/4” per foot

Section 708.1 pg 70

146
Q

The maximum trap loading for a 3” trap is?

A

6 Drainage Fixture Units

Table 702.2(1) pg 66

147
Q

The minimum sizes of vertical and horizontal drainage piping shall be determined from what?

A

total fixture units

Section 703.1 pg 66

148
Q

The minimum size trap and trap arm for a bathtub is?

A

1 1/2”

Tables 702.1 and 702.2(1) pg’s 65 and 66

149
Q

The maximum discharge capacity for intermittent flow only, in gallons per minute, for one fixture unit is equal to what?

A

7 1/2 gpm

Table 702.2(2) pg 66

150
Q

The minimum size drain line for a wall-hung urinal is what?

A

2 inches

Table 702.1 Exception 2 pg 65

151
Q

The acceptable fitting for connecting a horizontal drain line with another horizontal drain line is a what?

A

combination wye and 1/8 bend

Section 706.3 pg 69

152
Q

The clearance required in front of a 2” cleanout shall not be less than what?

A

18” by 18”

Section 707.9 pg 70

153
Q

The discharge line from an ejector shall be provided with a backwater valve, and what else?

A

swing check valve, and gate or ball valve

Section 710.4 pg 71

154
Q

The minimum size discharge pipe from an ejector or pump in a single dwelling unit having a water closet connected thereto is?

A

2 inches

Section 710.3 item 2 pg 71

155
Q

A horizontal drain pipe has an existing load of 30 fixture units. After adding a new discharge pipe from an ejector rated at 60 gpm, the total load on the horizontal drain pipe will be?

A

150 fixture units

Section 710.5 pg 71

156
Q

Because of structural conditions, a 4-inch building drain is installed with a slope 1/8 inch per foot. This installation will result in a reduction of what?

A

reduction of fixture unit loading allowance

157
Q

Drainage connections shall not be made into a drainage piping system within ___________ of any vertical to horizontal change of direction of a stack containing suds-producing fixtures.

A

8 feet

Section 711.1 pg 72

158
Q

Vertical drainage lines connecting with horizontal drain lines shall enter through a what?
A. 45 degree wye
B. 90 degree tee
C. combination wye and 1/8 bend
D. both A and C apply

A

D. both A and C apply

Section 706.4 pg 69

159
Q

The maximum fixture units allowed on a 4-inch horizontal drain with a 1/8 inch per foot slope is?

A

173 fixture units

Table 703.2 pg 67

160
Q

The minimum size of any building sewer shall be determined on the basis of the what?

A

total number of fixture units and building drain size

Section 717.1 pg 73

161
Q

A straight run of building sewer will require cleanouts at intervals not to exceed?

A

100 feet

Section 719.1 pg 74

162
Q

With appropriate cause and Authority Having Jurisdiction approval, building sewers 8 inches or larger shall be permitted to have a slope of not less than?

A

1/16 inch per foot

Section 718.1 See exception pg 74

163
Q

The maximum distance between manholes shall not exceed?

A

300 feet

Section 719.6 pg 74

164
Q

Fittings on screwed pipe shall be of the what?

A

recessed drainage type

Section 701.3.1 pg 63

165
Q

In lieu of a water test, drainage piping may be tested with?

A

air

Section 712.3 pg 72

166
Q

Threads for drainage fittings shall be tapped to allow for?

A

grade

Section 701.3.2 pg 63

167
Q

The maximum number of fixture units allowed on a 4-inch building sewer with a slope of 1/8 inch per foot, as compared to 1/4 inch per foot is more or less?

A

less

Table 703.2 pg 67

168
Q

Macerating toilet systems shall be permitted where?

A

one or two family dwellings

Section 710.13 pg 72

169
Q

Sumps for macerating toilets shall be?

A

watertight and gas tight

Section 710.13.1 pg 72

170
Q

The drainage fixture unit value assigned to a bathtub or combination bath/shower is?

A

2.0 DFU

Table 702.1 pg 65

171
Q

With a few exceptions, all horizontal drainage piping shall be provided with a clean out at?

A

its upper terminal

Section 707.4 pg 70

172
Q

Clean outs shall be designed to be?

A

gastight and watertight

Section 707.3 pg 70

173
Q

All indirect waste piping that requires an airgap shall discharge into the building drainage system through?

A

a drainage air gap of 1 inch minimum

Section 801.2 pg 77

174
Q

Except for refrigeration coils and ice-making machines, the minimum size of the indirect waste pipe shall not be smaller than the drain on the unit and not smaller than ______ inch.

A

1 inch

Section 801.3.1 pg 77

175
Q

Floor drains in walk-in coolers shall discharge where?

A

to a separate drainage line discharging into an outside receptor through an airgap or airbreak

Section 801.3.2 pg 77

176
Q

Drains, overflows, or relief pipes from a water distribution system shall discharge to the building drain by?

A

indirect waste by means of a water distribution airgap

Section 801.5 pg 77

177
Q

Stills, sterilizers, and similar equipment requiring waste connections and used for sterile materials shall be?

A

indirectly connected using an air gap

Section 801.6 pg 77

178
Q

Devices that are not regularly classified as plumbing fixtures, but which have drip or drainage outlets, shall be drained by?

A

indirect waste pipes discharging into an open receptor through an airgap or airbreak

Section 801.7 pg 77

179
Q

No plumbing fixture that is receiving discharge from indirect waste pipes shall be installed until first approved by the?

A

Authority Having Jurisdiction

Section 802.1 pg 77

180
Q

All receptors receiving discharge from the indirect waste piping shall be?
A. approved for the proposed use
B. shaped and sized to prevent splashing or flooding
C. located where they are readily accessible for inspection and cleaning
D. all of the above

A

D. all of the above

Section 804.1 pg 78

181
Q

A standpipe for a clothes washer shall have a minimum and maximum length of?

A

18” minimum 30” maximum

Section 804.1 pg 78

182
Q

An indirect waste receptor shall not be installed in a what?
A. toilet room
B. boiler room
C. commercial kitchen
D. air compressor equipment room

A

A. toilet room

Section 804.1 pg 78

183
Q

No drain, overflow, or relief vent from a water supply system, or any other discharges under pressure shall be discharged to the drainage system by?

A

direct connection

Section 805.1 pg 78

184
Q

A domestic dishwashing machine shall be connected to the drainage system by using what?

A

an approved airgap fitting

Section 807.3 pg 78

185
Q

Drinking fountains may be installed with?

A

indirect waste

Section 809.1 pg 78

186
Q

Water having a temperature above _______ degrees F shall not be discharged directly into the drainage system.

A

140

Section 810.1 pg 78

187
Q

Every indirect waste interceptor receiving discharge containing particles that would clog the receptor drain shall?

A

have a readily removeable beehive strainer

Section 810.4 pg 79

188
Q

What shall not be used for chemical or industrial waste that requires pretreatment?

A

copper or copper alloy tube

Section 811.1 pg 79

189
Q

Lead waste pipe that may receive discharge containing acid or corrosive chemicals, and each vent pipe connected to it, shall not be less than _______ inch wall thickness.

A

1/8 inch

Section 811.2 pg 79

190
Q

Whenever practicable, all piping receiving chemical waste shall be readily?

A

readily accessible

Section 811.4 pg 79

191
Q

The owner shall make and keep a what?

A

permanent record of the location of piping and venting carrying chemical waste

Section 811.5 pg 79

192
Q

No chemical waste vent shall?

A

intersect vents for other services

Section 811.6 pg 79

193
Q

No chemical waste shall be discharged without approval of who?

A

the local Authority Having Jurisdiction

Section 811.7 pg 79

194
Q

Water lifts, expansion tanks, cooling jackets, sprinkler systems, drip or overflow pans, and other similar devices that discharge clear wastewater into the building drainage system shall?

A

discharge through an indirect waste

Section 812.1 pg 79

195
Q

Pipes carrying wastewater from swimming or wading pools, including pool drainage, backwash from filters, and discharge from pumps shall be installed as what?

A

indirect waste

Section 813.1 pg 79

196
Q

Vent pipes protect fixture traps against what?

A

siphonage and backpressure

Section 901.2 pg 81

197
Q

A couple factors determining the size of a vent pipe is?

A

length and total number of fixture units

Section 904.1 pg 81

198
Q

The combination of vent pipes that will provide sufficient aggregate cross-sectional vent area required for a 4 inch house sewer is?
A. 1-2 inch and 4-1-1/2 inch
B. 2-2 inch and 1-2-1/2 inch
C. 3-2 inch and 1-1-1/2 inch
D. 4-2 inch

A

D. 4-2 inch

Section 904.1 pg 81

199
Q

The maximum horizontal length permitted for a required 2 inch vent pipe is?

A

120 feet

Section 904.1 to Table 703.2 pg’s 81 and 67

200
Q

The diameter of an individual vent shall not be less than what?

A

1 1/4 inches

Section 904.1 pg 81

201
Q

Each vent shall rise vertically to a point not less than _____ inches above the flood level rim of the fixture before offsetting horizontally.

A

6 inches

Section 905.3 pg 81

202
Q

Where vents connect to a horizontal drain pipe, each vent pipe shall have its invert taken off above the drainage centerline ________________ of the trap being served.

A

downstream

Section 905.2 pg 81

203
Q

A 2” vent pipe will serve a total of what?
A. 14 bathtubs
B. 16 showers
C. 24 lavatories
D. 15 water closets

A

C. 24 lavatories

Sections 904.1 to Table 703.2 to Table 702.1 pg’s 81, 65 and 67

204
Q

Each vent pipe or stack shall extend through its flashing and shall terminate vertically above the roof at least how far?

A

12 inches

Section 906.1 pg 82

205
Q

Horizontal termination of vents from any openable window, door opening, air intake or vent shaft shall be not less than?

A

10 feet

Section 906.2 pg 82

206
Q

Except for alleys and streets, vent termination from a lot line shall not be less than what?

A

3 feet

Section 906.2 pg 82

207
Q

Vents terminating in roof areas used for sunbathing shall be extended above the roof at least how far?

A

7 feet

Section 906.3 pg 82

208
Q

Joints at the roof around vent pipes shall be made watertight by the use of what?

A

approved flashing

Section 906.5 pg 82

209
Q

Parallel vent stacks are required for drainage stacks that extend how far?

A

10 stories or more

Section 907.1 pg 82

210
Q

The parallel vent stack shall be connected to the drainage stack by means of a what?

A

yoke vent

Section 907.1 pg 82

211
Q

The pipe size for the continuous vent serving lavatories installed back to back shall be not less than?

A

1 1/2”

Sections 904.1 to Table 703.2 to Table 702.1 pg’s 81, 65 and 67

212
Q

Horizontal vent pipes shall be level or so graded as to drip back by gravity to what?

A

the drainage pipe they serve

Section 905.1 pg 81

213
Q

The minimum size vent pipe that may serve a 4-inch trap is what?

A

4 times 1/2 = 2 inches

Section 904.1 pg 81

214
Q

Increasing vents one pipe size will what?

A

remove lengths limitations

Section 904.2 See exception pg 81

215
Q

Changes in direction of vent piping shall be made by what?

A

appropriate use of approved fittings

Section 903.3 pg 81

216
Q

The fitting that is required for making the yoke vent intersection with the drainage stack is a what?

A

wye branch

Section 907.2 pg 82

217
Q

The size of the yoke vent shall be not less in diameter than what?

A

either the drainage or the vent stack, whichever is smaller

Section 907.1 pg 82

218
Q

Copper tube shall not be used for what kind of wastes?

A

chemical or industrial waste

Section 903.2.2 pg 81

219
Q

Sheet lead used for flashing of vent terminals shall be not less than what?

A

3 pounds per square foot

Section 906.6 pg 81

220
Q

What vent for a kitchen island is installed on the vertical fixture vent immediately after the floor and runs to the nearest partition, and terminates through the roof?

A

foot vent

Section 909.1 pg 83

221
Q

The return bend on a kitchen island shall be a one piece fitting or assembly consisting of a _______ degree, a ______ degree, and a _______ degree elbow in the order named.

A

45 degree
90 degree
45 degree

Section 909.1 pg 83

222
Q

Horizontal wet venting shall be permitted for what?

A

A bathroom group located on the same floor level

Section 908.2 pg 82

223
Q

The dry vent connection to the wet vent shall be an individual vent for the _______, ________, or ______.

A

bidet
shower
tub

Section 908.2.1 pg 82

224
Q

The vent system shall be designed to prevent a trap seal from being exposed to a pressure differential on the outlet side of the trap that exceeds _____ inch of a water column.

A

1 inch

Section 901.3 pg 81

225
Q

A horizontal wet vent shall not be less than 2 inches in diameter for ______ dfu or less.

A

4

Section 908.2.2 pg 82

226
Q

The dry vent connection to the wet vent shall be a what?
A. relief vent
B. yoke vent
C. foot vent
D. individual vent

A

D. individual vent

Section 908.2.1 pg 82

227
Q

The ______________ fixture drain or trap arm connection to the wet vent shall be downstream of fixture drain or trap arm connections to the horizontal branch.

A

water closet

Section 908.2.4 pg 83

228
Q

An engineered vent system shall be designed by who and approved in accordance with section 301.5?

A

registered design professional

Section 912.1 pg 84

229
Q

When circuit venting, fixtures discharging to a relief vent shall be one or two fixtures unit fixtures but shall not exceed a total of ______ fixture units.

A

4

Section 911.4.2 pg 84

230
Q

Each plumbing fixture, except for those having integral traps, shall be separately what?

A

Trapped by an approved liquid seal trap

Section 1001.2 pg 85

231
Q

One trap may serve a set of not more than _____ single compartment sinks.

A

3

Section 1001.2 pg 85

232
Q

A food waste disposal unit installed in a restaurant, commercial, or industrial sinks shall be trapped how?

A

be separately trapped

Section 1001.2 pg 85

233
Q

The maximum vertical distance for a tailpiece allowed between a fixture outlet and the trap weir is?

A

24 inches

Section 1001.2 pg 85

234
Q

Each plumbing fixture trap shall be protected against siphonage and backpressure by a what?

A

vent pipe

Section 1002.1 pg 85

235
Q

A trap arm smaller than 3” may change direction without a clean out if the change in direction does not exceed what?

A

90 degree

Section 1002.3 pg 85

236
Q

The vent pipe opening from a soil or waste pipe, except for water closets and similar fixtures, shall not be _________ the weir of the trap.

A

below

Section 1002.4 pg 85

237
Q

The developed length of a 2” trap arm, from the trap weir to the inner edge of the vent shall not exceed what?

A

60”

Table 1002.2 pg 85

238
Q

Each trap, except for traps within interceptors or similar devices, shall be self what?

A

self-cleaning

Section 1003.1 pg 85

239
Q

No more than ______ approved slip joint fitting may be used on the outlet side of the trap.

A

one

Section 1003.2 pg 85

240
Q

The size of the trap connected to a fixture shall be sufficient to drain the fixture rapidly but…
A. in no case smaller than the fixture drain
B. not more than one size larger than the fixture drain
C. shall be the same size as the trap arm to which it is connected
D. all of the above

A

D. all of the above

Section 1003.3 pg 85

241
Q

No trap shall be used that…
A. depends on moveable parts for its seal
B. has, with some exceptions, concealed interior partitions
C. is classified as an S-trap or bell trap
D. all of the above

A

D. all of the above

Section 1004.1 pg 85

242
Q

Each fixture trap shall have a liquid seal of not less than _____ inches and not more than ______ inches.

A

2 inches
4 inches

Section 1005.1 pg 86

243
Q

Floor drains shall connect into a trap so constructed that it can be what?

A

readily cleaned

Section 1006.1 pg 86

244
Q

Interceptors shall be provided when, in the judgement of the Authority Having Jurisdiction, they are necessary for the proper handling of liquid wastes containing what?
A. grease and flammable wastes
B. sand and/or solids
C. acid or alkaline substances
D. all of the above

A

D. all of the above

Section 1009.1 pg 86

245
Q

Interceptors for sand and similar heavy solids shall have a water seal of not less than what?

A

6 inches

Section 1009.3 pg 86

246
Q

Laundry equipment in commercial buildings that do not have integral strainers shall discharge into an interceptor having a wire basket or similar device that will prevent the passing of solids ________ inch or larger in maximum dimension.

A

1/2 inch

Section 1012.1 pg 86

247
Q

Each plumbing fixture connected to a type A and B hydromechanical grease interceptor shall be provided with a what?

A

flow control device

Section 1014.2 pg 87

248
Q

Each fixture discharging into a gravity grease interceptor shall be individually what?

A

trapped and vented

Section 1014.1.1 pg 87

249
Q

The total capacity in gallons of fixtures discharging into any hydromechanical grease interceptor shall not exceed ________ times the certified gpm flow rate.

A

2 1/2

Section 1014.2.1 pg 87

250
Q

Whenever the discharge of a fixture or drain may contain solids or semi-solids heavier than water that would be harmful to the drainage system, it shall require a what?

A

Sand interceptor

Section 1016.1 pg 89

251
Q

The sand interceptor shall have a minimum dimension of ____ square feet for the net free opening of the inlet section and a minimum depth under the invert of the outlet pipe of _____ feet.

A

2
2

Section 1016.3 pg 89

252
Q

Sand and similar interceptors shall have a water seal of not less than what?

A

6 inches

Section 1016.4 pg 89

253
Q

Repair garages and gas stations with grease racks or grease pits and all factories that have oily and/or flammable wastes shall be provided with an oil or flammable liquid interceptor that shall….
A. be connected to necessary floor drains
B. have a separation or vapor compartment independently vented to outside air
C. have a flammable vapor vent not less than 2 inches
D. all of the above

A

D. all of the above

Section 1017.1 pg 89

254
Q

Oil and flammable liquid interceptors not rated by the manufacturer shall have a depth of not less than _____ feet below the invert of the discharge drain and an outlet opening with not less than _______ inch water seal.

A

2
18

Section 1017.2 pg 89

255
Q

If the Authority Having Jurisdiction determines that the grease interceptor is not being properly cleaned, the Authority Having Jurisdiction has the authority to mandate installation of additional equipment or devices to mandate a what?

A

maintenance program

Section 1014.1.2 pg 87

256
Q

A _________ shall be installed downstream of hydromechanical grease interceptor in accordance with the requirements of this code.

A

vent

Section 1014.2.2 pg 87

257
Q

Gravity grease interceptors shall not be installed in a building where what happens?

A

food is handled

Section 1014.3.4 pg 88

258
Q

Storm water shall not be drained into sewers intended for what?

A

sanitary drainage only

Section 1101.3 pg 91

259
Q

Subsoil drains shall be piped to a what?
A. storm drain
B. street curb
C. alley
D. all of the above

A

D. all of the above

Section 1101.6 pg 91

260
Q

The perimeter of buildings having basements, cellars, or crawl spaces or floors below grade shall be provided with what type of storm drainage?

A

Subsoil drains

Section 1101.6 pg 91

261
Q

All rainwater sumps serving “public use” occupancy buildings shall be provided with?

A

dual pumps

Section 1101.14 pg 92

262
Q

Leaders and storm drains connected to a combined sewer shall be what?

A

trapped

Section 1101.15 pg 92

263
Q

An approved material for conductors installed above ground level in a building is what?
A. aluminum sheet metal
B. ABS Schedule 40
C. PVC (Sewer and Drain)
D. CPVC

A

B. ABS Schedule 40

Section 1101.4.2 pg 91

264
Q

The sizing data for horizontal storm drain piping is based on the pipes flowing how much?

A

Full

Table 1103.2 Exception 1 pg 97

265
Q

Roof drain strainers of the flat surface type may be installed on what?
A. sun decks
B. any roof
C. secondary roof drains
D. its upper terminal

A

A. sun decks

Section 1102.2 See exception pg 93

266
Q

Connection between the roof and roof drains that pass through the roof and into the interior of the building shall be made watertight by the use of what?

A

proper flashing material

Section 1102.3 pg 93

267
Q

Roof areas of 10,000 square feet or less shall have no less than _____ drains according to controlled flow roof drainage.

A

2

Section 1105.1 #3 pg 93

268
Q

Storm drain systems shall be tested upon completion of the rough piping by using _______ foot head of water or ____ psi to balance a column of mercury _______ inches in height.

A

10
5
10

Sections 1107.2.1 and 1107.2.2 pg 95

269
Q

Schedule 40 plastic DWV storm drain systems shall not be tested by what?

A

air

Section 1107.2 pg 95

270
Q

The minimum size of a drain leader serving a roof with a projected area of 4,613 square feet and a rainfall rate of 3 inches per hour is?

A

4 inches

Table 1103.1 pg 96

271
Q

The minimum size of a horizontal rain water pipe with a 1/8 inch per foot slope, serving a roof with a projected area of 10,700 square feet, and a rainfall rate of 2 inches per hour is?

A

6 inches

Table 1103.2 pg 97

272
Q

For the purposes of calculating roof area in storm drainage, one vertical wall projecting above a roof will add what?

A

50 percent of wall area to roof figures

Section 1103.4 #1 pg 93

273
Q

Subsoil drains shall be of _____________ or ________________ approved drain tile for storm drainage.

A

perforated
open-jointed

Section 1101.6 pg 91

274
Q

Leaders installed along alleyways, driveways, or other locations where they may be exposed to damage shall be one of what 3 things?

A

protected by metal guards
recessed into the wall
constructed from the ferrous pipe

Section 1101.16.1 pg 93

275
Q

Vertical piping in storm roof drains shall be what shape?
A. round
B. square
C. rectangle
D. all of the above

A

D. all of the above

Table 1103.1 Note 3 pg 96

276
Q

Flat deck drains may be installed on areas that are normally ___________ and _____________.

A

serviced
maintained

Section 1102.2 See exception pg 93

277
Q

Traps where installed for individual conductors, shall be ___________________ the horizontal drain it is connected to.

A

the same size as

Section 1101.15.2 pg 92

278
Q

With a projected roof area of 18,500 square feet in an area that has a rainfall rate of 3 inches per hour, what minimum size of horizontal pipe is required at a 1/4” per foot slope?

A

8 inch

Table 1103.2 pg 97

279
Q

In the case of a single family dwelling, storm water from roofs, courtyards and similar locations shall discharge to where?

A

flat areas outside the building so long as the storm water flows away from the building

Section 1101.2 pg 91

280
Q

Siphonic roof drainage system shall be designed by whom?

A

Registered Design Professional

Section 1106.2 pg 94

281
Q

The provisions of Chapter 16 shall apply to the installation, construction, alteration and repair of _____________ rainwater catch systems.

A

nonpotable

Section 1601.1 pg 107

282
Q

Rainwater catchment systems intended to supply uses such as water features shall be approved by whom?

A

Authority Having Jurisdiction

Section 1602.1 pg 108

283
Q

Where a portion of rainwater catchment system is installed within a building, a _________ test is required in accordance with Section 1605.3.

A

Pressure

Section 1605.3.2 #1 pg 111

284
Q

Hose bibs supplying rainwater shall be labeled with the words: ?

A

CAUTION: NONPOTABLE RAINWATER, DO NOT DRINK

Section 1602.9.1 pg 109

285
Q

Rainwater catchment tanks shall be marked with what words?

A

NONPOTABLE RAINWATER

Section 1603.8 pg 110

286
Q

Rainwater shall be collected from only what?

A

roof surfaces

Section 1602.9.3 pg 109

287
Q

No treatment is required for rainwater catchment systems used for above ground irrigation where the maximum storage capacity is?

A

360 gallons

Section 1601.7 Exception 1 pg 108

288
Q

Pumps for nonpotable rainwater catchment systems supplying water to water closets, urinals, and trap primers shall be capable of delivering not less than _______ pounds-force per square inch (psi) residual pressure at the highest and most remote outlet served.

A

15

Section 1603.10 pg 110

289
Q

Where the water pressure in the rainwater supply system within the building exceeds _______ psi, a pressure reducing valve shall be installed in accordance with this code.

A

80

Section 1603.10 pg 110

290
Q

A filter permitting the passage of particulates not larger than ________ microns shall be provided for rainwater supplied to water closets, urinals, trap primers, and drip irrigation systems.

A

100

Section 1603.12 pg 110

291
Q

Each equipment room containing nonpotable rainwater equipment shall have a sign posted with the wording in _____ inch letters.

A

1

Section 1604.3 pg 111

292
Q

A sign shall be installed in restrooms in commercial, industrial, and institutional occupancies using nonpotable rainwater for water closets, urinals, or both. Each sign shall contain _____ inch letters of a highly visible color on a contrasting background.

A

1/2

Section 1604.2 pg 110

293
Q

During the cross-connection test, the minimum period the rainwater catchment system is to remain depressurized shall in no case be less than ______ minutes.

A

60

Section 1605.3.2 #2 pg 111

294
Q

The potable water system after a cross-connection has been discovered with nonpotable rainwater, the potable water system shall be chlorinated with _______ ppm chlorine for ________ hours.

A

50
24

Section 1605.3.3 #5 pg 111

295
Q

Rainwater holding tank covers shall be capable of supporting an earth load of not less than ________ pounds per square foot where the tank is designed for underground installation.

A

300

Section 1603.5 pg 110

296
Q

The manhole opening on below grade rainwater tanks shall be located not less than ____ inches above the surrounding grade.

A

4

Section 1603.5 pg 110

297
Q

Backwater valves are found listed under what standard number?

A

ASME A112.14.1

Table 1701.1 pg 113

298
Q

ANSI stands for?

A

American National Standards Institute

Section Abbreviations in Table 1701.1 and Table 1701.2 pg 131

299
Q

Listed as “Fuel Gas, Appliances” draft hoods are constructed to what standard?

A

CSA Z21.12b-1994 (R2010)

Table 1701.2 pg 127

300
Q

Flexible water connectors (Application category, piping name) are listed under what?

A

ASME A112.18.6-2009

Table 1701.1 pg 114

Building Official Study (8 decks)

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