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Terms in this set (64)
The code requirement for "an A
adequate supply of potable running
water" is for ________.
a. cleansing and sanitation
b. protection of trap seals
c. water-cooled equipment
d. hydronic systems
The primary reason for installing C
backflow prevention assemblies is to
________________.
a. prevent excessive pressure
b. prevent mixing of hot and cold
water
c. prevent pollution or contamination
of the potable water supply
d. prevent scalding
Ballcocks in water closet tanks shall B
be installed so that the critical level of
the water inlet is
above the full opening of the
overflow pipe at least ____________________.
a. 1/2 inch
b. 1 inch
c. 3 inches
d. 6 inches
,__________________ is the minimum height of C
the atmospheric vacuum breaker
critical level above the highest part of
a urinal equipped with a flushometer
valve.
a. 1 inch
b. 3 inches
c. 6 inches
d. 12 inches
__________________ is the minimum height of C
the atmospheric vacuum breaker
critical level above the overflow rim of
a tank, vat or swimming pool.
a. 1 inch
b. 2 nches
c. 6 inches
d. 12 inches
__________________ is the minimum height of B
the atmospheric vacuum breaker
critical level above all downstream
piping for lawn sprinkler system.
a. 1 inch
b. 12 inches
c. 6 inches
d. 24 inches
PEX tubing shall not be installed B
within the first ______________ of piping
connected to a water heater.
a. 12 inches
b. 18 inches
c. 24 inches
d. 36 inches
, Each outlet on a non-potable water D
system that is used for special
purposes shall be posted
___________________.
a. DANGER — PROCESSED WATER
b. DANGER — CONTAMINATED
WATER
c. DANGER — POLLUTED WATER
d. CAUTION — NON-POTABLE
WATER DO NOT DRINK
The piping materia|(s) not approved in D
the cold water piping located inside a
building is _______________.
a. PVC
b. PE
c. asbestos cement
d. all of the above
All malleable iron water fittings shall B
be _________________.
a. 2 inch or smaller
b. galvanized
c. flanged
d. removed
Water valves 2—1/2 inches and larger D
may have bodies that are ________________.
a. galvanized
b. die-cast
c. aluminum core
d. cast iron
Changes in direction of copper tubing A
may be made with __________________.
a. non-deforming bending equipment
b. metallic fittings
c. heat annealing
d. plastic fittings