Fixture Test
Plumbing Fixture Knowledge Quiz
Test your expertise on plumbing fixtures with our comprehensive quiz! This 48-question assessment covers everything from materials to fun
Key Topics:
- Fixture Definitions
- Materials and Manufacturing
- Sanitation and Design
- Water Conservation
What best defines a plumbing fixture
They Discharge sewage or Clear water waste
They are made entirely of cast iron
They are difficult to clean
They must be connected to a hot water supply line
What common fixture material although sanitary and easy to clean is delicate and must be handled with care?
Vitirfied Porcelain
Polyester Resin
ABS
Stainless Steel
In the Production of Fixtures, what material is the most difficult to form?
Vitrified Porcelain
Stainless steel
Polyester Resin
Acrylic Plastic
What process includes firing a porcelain mixture and glaze to temperatures up to 1400 C
Moulding
Vitrification
Tempering
Passivating
Steel fixtures of generally less expensive and less durable than cast iron fixtures?
True
False
What material is often used for the manufacturing of valve parts because of it's high resistance to corrosion
Vitrified Porcelain
Acrylic Plastic
Polyester Resin
Brass
What are water closets most commonly made from?
Acrylic Plastic
Vitrified Porcelain
Stainless steel
Enameled steel
What process is used to produce acrylic plastic fixtures?
Vacuum forming
Cold bending
Forging
Casting
In which of the following would stainless steel most commonly be found?
Institutional fixtures
Water closets
Faucets
Bath tubs
Why do all plumbing codes require that every fixture have a hard, corrosion resistant surface?
They are easy to install
Products will be extremely lightweight
They cannot be chipped or scratched
They can be kept sanitary
What is the primary function of a lavatory (basin)
For washing dishes
To scrub vegetables
For washing hands and face
For washing clothes
What is the name of a fixture that supplies potable water for drinking?
Water fountain
Lavatory
Drink station
Bidet
What is a bathtub that is surrounded by walls on three sides known as?
Pedestal
Recessed
Sunken
Peninsular
What is the maximum water temperature permitted to a bathtub or shower head?
40 C
49 C
52 C
60 C
Why might a kitchen sink not have a concealed overflow
Backflow could occur
It is too difficult to install
It might trap food waste
Loss of trap seal could occur
What fixture is especially popular in europe and is designed for washing the genital areas
Bum bath
Water closet
Bidet
Sitz bath
What is used to provide support for wall hung water closets?
Brackets
Support legs
Carriers
Pedestals
What is the maximum designed flush cycle for a high efficiency toilet (HET)
13.25
6.0
4.8
2.5
How do water closets prevent sewer gases from entering a washroom?
Integral Traps
Drum Traps
P traps
Diaphragms
Why do blowout water closet bowl designs not require a water tank?
They are vacuum assisted
They use air jets
They use flushometer valves
They are connected directly to the building drain
What control method is often used for hospital fixtures
Physical operation
Voice command
Manual control
Sensor operated
Sensor controlled faucets can reduce water consumption by what approximate percentage
10
30
50
70
Pressure balanced showers generally have one control handle and thermostatically controlled showers usually two?
True
False
What fixture is used to clean instruments or glassware with boiling water?
Centrifuge
Boiler
Autoclave
Sanitizer
What is the primary purpose of an interceptor?
To trap sewer gases
To maximize project costs
To capture unwanted materials before they can enter the drainage system
To increase the flow of unwanted materials in the drainage system
What is the maximum permitted length of a 3/8" supply tube for a fixture
450mm
600mm
750mm
900mm
What is an escutcheon?
A chrome plated flange
A pop up plug
A decorative faucet
A water fountain outlet
The water delivered from a fountain bubbler must be directed upward at approximately what angle?
30 degrees
45 degrees
60 degrees
90 degrees
What fixture has a waste and overflow fittings
Bathtub
Faucet
Service sink
Water closet
What type of faucet is nearly maintenance free and is more durable over a variety of water conditions than any other faucet?
Cartridge faucet
Stem and seat faucet
Ceramic disk faucet
Ball faucet
What is the maximum permitted flow rate to a shower head?
13.25 L/min
9.5 L/min
6.0 L/min
2.5 L/min
Why are hands free controls more commonly found in public washrooms?
They are less expensive
They are more reliable
They are more hygienic
They require less maintenance
How do thermostatic control valves achieve a desired output temperature?
They monitor and control temperature and pressure
They measure outlet temperature and control mixing of hot and cold water
They vary the inlet supply pressure accordingly
They monitor and control hot water supply
Barrier free space turn diameter
150 mm
1500mm
1000mm
15m
What is backing?
Material installed behind the finished wall used to support fixtures
An internal frame built into each fixture
Guards that are used to protect floor mounted fixtures from damage
Material that is used to hide drain piping behind fixtures
What fitting is used to rough in the water supply for a shower head
Wing back
Spout bracket
Street tee
Angle stop
What is the minimum length required for a clothes washer standpipe
300mm
450 mm
600 mm
1200 mm
What classification system relates to the amount of time a barrier will hold back fire?
Fire stop
Smoke screen
Heat barrier
Blaze guard
If a wall stud is load bearing what is the maximum amount of stud that can be removed?
One half the width
One third the depth
50mm of the width
40mm of the depth
What must be done when piping travels through a firewall or horizontal fire separation?
It must be a minimum 300mm above the finished floor
It must be within 5m of a fire sprinkler
It must have a steel flange at the wall
It must have a seal that maintains the fire stop rating
What do plumbing codes define?
Suggested guidelines for the installation of fixtures
Minimum requirements for the installation of fixtures
Recommended design for the installation of fixtures
Best practices for the installation of fixtures
Which set of drawings provides the dimensions for each room and identifies the arrangement of fixtures?
Architectural
Structural
Mechanical
Electrical
In installations where tolerances are narrow what should be done before rough in to confirm the dimensions on the rough in documentation
Refer to previous installations
Measure the fixture
Ask the supervisor to check it
Look up dimensions online
Most rough in documents from manufacturers provide dimensions that are measured from what surfaces
Subfloor
Rough studs
Underside of joists
Finished walls or floors
What type of drawing would show the size of pipes and fittings and the connections between piping including the path of travel
Piping isometric
Architectural drawing
Rough in document
Structural drawing
What should you do immediately after receiving a delivery of fixtures from a plumbing supplier
Take a break
Uncrate all fixtures
Check fixtures for damage
Ask a supervisor to inspect it
What should not be used to tighten the locknut securing the drain plug fitting to a basin's outlet?
Adjustable wrench
Pipe wrench
Spud wrench
Hex wrench
Who has the final word regarding the acceptance of plumbing fixture installations?
The installer of the fixture
The onwer of the fixture
Manufacturer of the fixture
The authority having jurisdiction
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