National Plumbing Code of Canada Exam Questions and Answers
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Course
Plumbing
Institution
Plumbing
Every fixture shall have what surface requirements? - Answer-A smooth, hard, corrosion-resistant surface free of flaws and blemishes that may interfere with cleaning.
How many shower heads may be served by a single shower drain? - Answer-6.
Where 2 or more shower heads are served by a shower ...
National Plumbing Code of Canada
Exam Questions and Answers
Every fixture shall have what surface requirements? - Answer-A smooth, hard,
corrosion-resistant surface free of flaws and blemishes that may interfere with cleaning.
How many shower heads may be served by a single shower drain? - Answer-6.
Where 2 or more shower heads are served by a shower drain, the floor shall be? -
Answer-Sloped and the drain located so that water from one head cannot flow over the
area that serves another head.
Except for column showers, when a battery of shower heads is installed, the horizontal
distance between 2 adjacent shower heads shall be not less than? - Answer-750 mm.
A dishwashing sink and a food preparation sink shall not have? - Answer-Concealed
overflows.
Every trap shall have a trap seal depth of not less than? - Answer-38 mm.
The trap seal depth on fixtures draining to an acid waster system shall be a minimum
of? - Answer-50 mm.
A _____ trap shall not be installed in a drainage system. - Answer-Bell.
Except for a floor-mounted service sink, every trap that serves a lavatory, a sink or a
laundry tray shall be provided with a? - Answer-Cleanout plug.
Except for a floor-mounted service sink, every trap that serves a lavatory, a sink or a
laundry tray shall be provided with a cleanout plug or be designed so? - Answer-That
part of the trap can be removed for cleaning purposes.
The cleanout plug located at the lowest point of the trap that serves a lavatory, a sink or
a laundry tray shall be made of what material? - Answer-Same material as the trap,
except that a cast-iron trap shall be provided with a brass cleanout plug.
A drum trap shall not be used as a fixture trap unless? - Answer-Its required to serve as
an interceptor and access for servicing is provided.
Every interceptor shall be designed so that? - Answer-It can be readily cleaned.
Every grease insterceptor shall be designed so that it does not become _____, and not
have a ______> - Answer-Air bound. Water jacket.
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