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IPD > Plumbing > Flashcards

Plumbing Flashcards

1
Q

What does MEP stand for?

A

Mechanical, electrical, plumbing

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2
Q

Two plumbing codes

A

IPC and UPC (uniform plumbing code)

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3
Q

used to indicate that a line is lying below, can be detectable or non-detectable; buried 10”-36” deep; red- yellow- orange- blue- purple- green-

A

Underground marking tape; power; gas; communication; potable water; irrigation (may change); sewer

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4
Q

Drinking supply; also supply that goes to all fixtures in a building; Needs separate trenches- at least 5’ from sewer

A

Potable water

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5
Q

Three basic purposes of plumbing

A

Get water out where you don’t want it; get water where you do want it; remove wastewater after its used

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6
Q

What does DWV stand for?

A

Drains, waste, and venting

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7
Q

Cold water =; hot water =

A

Waters supply; water supply after going through the water heater

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8
Q

Piping material for DWV

A

ABS or PVC

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9
Q

Hot and cold water distribution

A

PEX

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10
Q

piping material that is strong, corrosion-resistant, leak-proof, nonabsorbent, easily cut and joined, no-hub above ground and bell-and-spigot below ground, noise reducing

A

Cast iron

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11
Q

Plastic piping material that is more thermo resistant, used for underground exterior, susceptible to UV light, doesn’t need priming

A

ABS

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12
Q

Plastic piping material that is more heat resistant, joined by solvent cementing, has high pressure rating, orange, usually for fire sprinklers- more in residential than comercial

A

CPVC

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13
Q

Piping material that is used normally in construction industry for supply of water and as a refrigerant line in HVAC systems; can’t touch metal- will corrode; type DWV; type M, type L, type K

A

Copper

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14
Q

Thinnest type of copper piping used for… ; yellow

A

Type DWV

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15
Q

Plastic piping material used for sanitary sewers and vent piping; above and below ground storm drainage; joined by solvent cementing;
Used for most DWV

A

PVC

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16
Q

Safest plastic piping material for water distribution; not very common; comes in coils; corrosion resistant; high temperature and high pressure resistant; hot and cold water distribution; used in storm sewers

A

PEX

17
Q

Consists of waste pipes, soil pipes, vent piping; does NOT connect to storm because it can contaminate water

A

Sanitary sewer

18
Q

Roof drains and piping, gutter and downspouts, parking lots and streets; “gray water”-may be used for sprinklers

A

Storm sewer

19
Q

Piping material that can be used to water distribution, sanitary waste and storm water drainage, but mainly for gas systems; durable but very heavy; coated with zinc are called galvanized pipe and are corrosion-resistant- if not galvanized, rusts

A

Steel

20
Q

Device that measures the consumed amount of water in cubic feet or gallon

A

Water meters

21
Q

A device that regulates the flow of water; shut off- turns it on or off, doesn’t adjust water flow; modulating/regulating- monitors how much water is flowing through

A

Valve

22
Q

Types of drain lines

A

Sanitary sewer and storm sewer

23
Q

Required by every fixture connected to sanitary sewer to keep sanitary gasses out of building; can be integral or external

A

Trap

24
Q

A pipe that is used as a drain and a vent; only allowed over short distances; will need to be one pipe size bigger than the drain required for the fixture above the vent

A

Wet vent

25
Q

Three major factors determine the size of DWV system

A

Slope of pipes; DFU they serve; size of the largest fixture trap

26
Q

Slope of pipes:
Less than 3” needs __ per ft
3”-6” needs __ per ft
8” or greater needs __ per ft

A

1/4; ;

27
Q

Factors to determine size of storm drains

A

No venting and no traps…

28
Q

water supplied to a home or building from a private well or public municipality used to supple water to plumbing fixtures (water tower); must be potable (drinking water); non-potable water needs to be marked; most fixtures require a minimum branch size of 1/2”

A

Domestic water

29
Q

Quick-acting valves …

A

Water hammer

30
Q

All hot water lines and roof drains need to be

A

Insulated- hot water lines- ; roof drains- prevent condensation

31
Q

all piping is tested for _____, _____ it is covered; underground piping is tested and inspected ______ to being _________

A

Leaks; before; prior; backfilled

32
Q

Test where pipes must hold 10’ of head pressure for 15 min

A

Water test

33
Q
A

IPD (3 decks)

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