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20 Cards in this Set
- Front
- Back
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Cross-connection controls include air gaps, backflow preventers, vacuum breakers and:
A. gate valves B. indirect waste piping C. air vents D. bypass valves |
B. indirect waste piping
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The drain line of an ice machine should connect to the sewer system through a/an:
A. hydrostatic valve B. indirect connection below the floor C. open receptacle with an air gap D. hydroduric valve |
C. open receptacle with an air gap
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Vent gasses from a coal burning furnace combined with high moisture inside a chimney will form:
A. a glass-like glaze B. hydrochloric acid C. sodium chloride D. sulfuric acid |
D. sulfuric acid
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What is the primary cause of death resulting from automobile exhaust accumulation in garages?
A. Methane B. Ethylene dioxide C. Carbon monoxide D. Tetraethyl lead |
C. Carbon monoxide
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the end of a waste pipe should terminate below the rim of a sink directly connected to the drainage system by at least:
A. 2 inches B. 4 inches C. 5 inches D. 6 inches |
A. 2 inches
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The most common type of injury in a home is:
A. a fall from the same height B. asphyxiation C. tripping D. an animal bite |
A. a fall from same height
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A "S" trap is not considered legal in most state plumbing codes due to which of the following factors?
A. they clog easily B. they are not vented C. they are unsightly D. they do not drain |
B. they are not vented
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Which of the following products is not a traditional formaldehyde air pollution source?
A. Cosmetics B. Burning vegetation C. Particle board D. Computer emissions |
B. Burning vegetation
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Long term effects of lead poisoning include:
A. learning disabilities B. severe acne C. loss of large motor skills D. adult diabetes |
A. learning disabilities
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A stud is a unit of building construction that is intended as a:
A. vertical support B. horizontal support C. roof only support D. support for sheet rock |
A. vertical support
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A joist is used:
A. to hold up a floor B. as a horizontal support C. as a roof only support D. as a support for sheet rock |
B. as a horizontal support
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A footing drain is required to:
A. control moisture B. eliminate radon C. keep a foundation from slipping D. keep the feet dry while pouring concrete |
C. keep a foundation from slipping
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The chimney of the house should be a minimum of blank above the highest structure of the home.
A. five feet B. three feet C. 18 inches D. level with the eve of the house |
B. three feet
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What is the horizontal part of the stairs you step on called?
A. Riser B. Tread C. Step D. Footer |
B. Tread
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What is the vertical part of the stairs you step on called?
A. Riser B. Tread C. Step D. Footer |
A. Riser
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When footers fail this often results in:
A. leaky roofs B. warped studs C. twisted joist D. cracked and/or displaced foundations |
D. cracked and/or displaced foundations
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A plastic ground cover sealed to the foundation should be placed on the ground in the crawl space of the home to:
A. control moisture in the crawlspace B. keep natural gas out of the crawlspace C. keep underground springs from washing away footers D. keep insects from eating the wood structure |
A. control moisture in the crawlspace
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The footing drain is intended to drain water away from the base of the home to:
A. prevent damage to the footer and foundation B. keep the concrete from dissolving C. control termites D. control mold on the footer |
A. prevent damage to the footer and foundation
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The termite shield is placed between the:
A. foundation and the sill B. footer and the foundation C. joust and the header D. stud and the header |
A. foundation and the sill
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The maximum size of a stair riser should be:
A. 8 1/4" B. 12" C. 6" D. 10 1/4 " |
A. 8 1/4 "
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