Exam (elaborations)
Plumbing DSA Questions with Accurate Answers
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Exam of 3 pages for the course DSA at DSA (Plumbing DSA)
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Plumbing DSAAll parts of a scale drawing are proportional - answerTrue, everything is dawn to scale
The location of plumbing fixtures is given in the foundation drawing - answerFalse,
they're in the plumbing you're
Lengths of steel pipe 12" or less in length and threaded on both ends are called nipples
- answerTrue, steel pipe is specified nipples are used to reduce the amount of cutting
and threading required for threaded joints
For a plumbing installation to be economical, the kitchen, bathroom, and utility room
should be grouped - answerTrue, because you'll use less pipe
Rough in dimensions must include alliance for the thickness of the finished wall and
floor materials - answerTrue, without it your measurement will come out wrong
T & p - answerTemp and pressure valve
VTR - answervent through roof
Venting systems are designed to - answerMaintain atmospheric pressure inside water
piping
Under normal conditions, the human body approximately - answer500
Why is it desirable to drill holes for water supply pipe near the center of plates -
answerThis prevents drywall screws from penetrating into the pipe
2" horizontal runs of drain/water piping must be installed with a fall of - answer1/4" per
foot of run
IPC - answerInternational Plumbing Code
IMC - answerInternational Mechanical Code
PVC - answerpolyvinyl chloride
CPV - answerChlorinated polyvinyl chloride
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