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Evironmental Systems for Interior Design > Plumbing > Flashcards

Plumbing Flashcards

1
Q

How many people prefer filtered water?

A

53%

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2
Q

What are the 2 parts of plumbing systems?

A

Supply and Waste (DWV)

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3
Q

Supply

A

(Pumped) up feed distribution systems-pressurized-or down feed systems (roof tanks )
Copper brass or plastic piping. Chlorinated PVC (hot or cold)
Plastic must be certified by the N.S.F

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4
Q

What does N.S.F stand for ?

A

National Sanitation Foundation

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5
Q

Waste (DWV)

A

Soil (wc and urinals) vs. waste stack
Uses gravity and venting to drain Must be vented to exhaust stench and prevent back flow via (traps)
Clean outs are required to be accessible
Interceptions may be necessary to block solids or toxics from sanitary system

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6
Q

What does DWV mean in plumbing?

A

Drain-Water Vent

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7
Q

Pex Distribution Center

A

Looks like a box and it is where red and blue pex meet and distribute

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8
Q

How is PVC siding in gravity?

A

It is sloped towards the DWV I believe no less than a 45 degree

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9
Q

How to construct Waste systems

A
  1. Determine if treatment is municipal or private (septic system)
  2. Consider use of “green” treatment systems
  3. Constructed wetlands- Graywater marsh
  4. Greenhouse ecosystems
  5. On-Site filtration/treatment systems (aqua saver co. Take graywater and purifies it for non-potable or use
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10
Q

What does sanitary plumbing consists of?

A
  1. Waste, soil, and vent stacks
  2. Branch waste and soils lines and vents; floor drains
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11
Q

What is a soil stack?

A

Vertical drain pipe that carries soil waste from sanitary units (I.e. toilets). Often also referred to as the main stack in houses. (Bigger takes stuff)

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12
Q

What is a waste stack

A

Any other vertical drain pipe that doesn’t carry soil from a sanitary fixture

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13
Q

What does SVTR mean ?

A

Stack vent through roof

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14
Q

What is a stack vent?

A

The vent of the stack. Extension of soil/waste stack

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15
Q

What is a vent stack?

A

A vent pipe that is vertical

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16
Q

What is a soil/waste stack?

A

Portion below the highest horizontal branch drain that connects to it.

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17
Q

What are the 2 purposes of a fixture vent ?

A

Provided air pressure to push wastewater down to the sewer and allowing sewer gasses to rise up and out of the building

18
Q

Why was the trap invented?

A

Block the waste pipe near the fixture so that gas could not pass back up into the building

19
Q

What are cleanouts?

A

To remove clogs from pipes. Fresh air inlets. Both required by code

20
Q

Steps to design supply

A
  1. Determine if treatment is municipal or private(well)
21
Q

What is municipal water?

A

all pipes, mains and structures owned and/or maintained by the City

22
Q

What is PEX?

A

Cross linked polyethylene tube plumbing system

23
Q

Where should you place fixtures?

A

Near water/waste water source (service cores, wet columns) and back to back

24
Q

_____ _____ are designed to provide clean water and to remove waste

A

Plumbing systems

25
Q

What does DOE stand for?

A

Department of Energy

26
Q

rural people dumped waste into lakes, rivers, or manmade holes in the ground called?

A

Cesspools

27
Q

_____ ____ are drainpipes that carry only dirty water from sinks lavatories, tubs, showers, water closets, urinals, and floor drains

A

Waste pipes

28
Q

____ ____ carry water and human excrement

A

Soil pipes

29
Q

What does DFU stand for?

A

Drainage Fixture units

30
Q

the size of drainage piping depends on the numer of?

A

drainage ffixture units (DFUs)

31
Q

the trap was invetned for what?

A

to block the waste pipe near the fixture so that gas could not come back up

32
Q

A ____ _____ is a system of vertical air vent pipes extended through the roof to admit air and discharge gases from sanitary piping system

A

Vent Stack

33
Q

the chrome flush valve that we can see on the fixture functions as the?

A

Vacuum breaker

34
Q

a ____ is a tank used to drain groundwater or stormwater from baseents too deep for gravity drainign

A

Sump

35
Q

what does ATU stand for?

A

Aerobic treatment unit

36
Q

____ is a controlled process of decomposition of organic materials

A

Composting

37
Q

Per ADA requirment how far should a toilet (centerline) be from the wall

A

18”

38
Q

____ ______ are probably the most ecologically sound method for disposing of human waste

A

Composting Toilets

39
Q

_____ ______ are for the bather who can physically transfer from a wheelchair to a shower seat

A

Transfer showers

40
Q

Fixed shower heads are usually roughed-in at what heights?

A

72” to 80”

Evironmental Systems for Interior Design (21 decks)

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