MASTER PLUMBER EXAM NEWEST 2025 SAMPLE QUIZ TEST WITH QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+||BRAND
NEW!!
Each plumbing fixture shall be separately trapped by a water seal trap, except as otherwise
permitted by this code. This trap shall be placed as close as possible to the fixture outlet.
The vertical distance from the fixture outlet to the trap weir shall not exceed: - (ANSWER)24
inches
%^&
^%
The horizontal distance shall not exceed _____________ measured from the center line pf
the fixture outlet to the center line of the inlet or the trap - (ANSWER)30 inches
Traps used as solids interceptors and drum traps serving chemical waste systems: -
(ANSWER)Shall not be prohibited
The size of the relief vent or fresh air intake shall not be less than__________ the diameter of
the drain to which the relief vent or air intake connects - (ANSWER)One half
In garages and service stations, where auto mobiles are serviced, greased, repaired and
washed or where gasoline is dispensed, oil separators shall have a minimum capacity of: -
(ANSWER)6- cubic feet for the first 100- square feet of area to be drained
Where vertical conductors or leaders and downstream piping has been sized for secondary
roof drainage in accordance with PC 1107, the contribution form vertical walls: -
(ANSWER)Need not be added to the projected roof area
Secondary drainage required: secondary (emergency) roof drains or scuppers shall be
provided where the roof perimeter construction extends above the roof in such a manner
that water will be entrapped if the primary drains allow buildup for any reason. The inlet
elevation of secondary (overflow) drains and the invert elevation of overflow scupper
should be not less than_________ inches or more than __________ inches above the low
point of the (adjacent to) roof surface unless a safer water depth loading, including the
required hydraulic head to maintain required flow rate put off the overflow drainage system
that had been determined by structural design: - (ANSWER)2,4
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+||BRAND
NEW!!
Each plumbing fixture shall be separately trapped by a water seal trap, except as otherwise
permitted by this code. This trap shall be placed as close as possible to the fixture outlet.
The vertical distance from the fixture outlet to the trap weir shall not exceed: - (ANSWER)24
inches
%^&
^%
The horizontal distance shall not exceed _____________ measured from the center line pf
the fixture outlet to the center line of the inlet or the trap - (ANSWER)30 inches
Traps used as solids interceptors and drum traps serving chemical waste systems: -
(ANSWER)Shall not be prohibited
The size of the relief vent or fresh air intake shall not be less than__________ the diameter of
the drain to which the relief vent or air intake connects - (ANSWER)One half
In garages and service stations, where auto mobiles are serviced, greased, repaired and
washed or where gasoline is dispensed, oil separators shall have a minimum capacity of: -
(ANSWER)6- cubic feet for the first 100- square feet of area to be drained
Where vertical conductors or leaders and downstream piping has been sized for secondary
roof drainage in accordance with PC 1107, the contribution form vertical walls: -
(ANSWER)Need not be added to the projected roof area
Secondary drainage required: secondary (emergency) roof drains or scuppers shall be
provided where the roof perimeter construction extends above the roof in such a manner
that water will be entrapped if the primary drains allow buildup for any reason. The inlet
elevation of secondary (overflow) drains and the invert elevation of overflow scupper
should be not less than_________ inches or more than __________ inches above the low
point of the (adjacent to) roof surface unless a safer water depth loading, including the
required hydraulic head to maintain required flow rate put off the overflow drainage system
that had been determined by structural design: - (ANSWER)2,4
