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Master Plumber Exam 1 Questions WITH 100% Solved | Graded A+

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Master Plumber Exam 1 Questions WITH 100% Solved | Graded A+ Sewage Ejector - Type of pump that discharges waste in the sump pit and transfers the waste to the house drain. (Max Fajardo) 503 mm - Minimum dimension of a septic tank manhole. Industrial drain - drain that discharges objectionable...

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  • October 9, 2024
  • 150
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Master Plumber
  • Master Plumber
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JOSHCLAY
©JOSHCLAY 2024/2025. YEAR PUBLISHED, 2024.
Master Plumber Exam 1 Questions WITH

100% Solved | Graded A+


Sewage Ejector - ✔✔Type of pump that discharges waste in the sump

pit and transfers the waste to the house drain. (Max Fajardo)


503 mm - ✔✔Minimum dimension of a septic tank manhole.


Industrial drain - ✔✔drain that discharges objectionable waste such as

acids and other chemicals from industrial equipment .


75 mm - ✔✔Minimum diameter of pipe of any water closet.


3 - ✔✔Maximum number of water closets able to discharge into a shared

75mm diameter horizontal soil branch


Combination Sewer - ✔✔Type of sewer that discharges both storm water

and sewage from households, rendered obsolete due to the health hazards

it poses


Septic Tank - ✔✔Airtight receptacle used to expedite the decomposition

of elements contained in raw sewage, usually located 1.5 meters from the

,©JOSHCLAY 2024/2025. YEAR PUBLISHED, 2024.
property line and 15.2 meters from the water main or any potable water

source. It is comprised of two chambers that contain anaerobic bacteria

that break down wastes.


Sedimentation - ✔✔Term defined as the settling down or separation of

solid matter suspended in a liquid.


1% - ✔✔Minimum slope or grade (in %) permitted with 100mm (4'')

pipes.


Scum - ✔✔Lighter organic solid particles found in sewage, cesspools

and septic tanks, found floating on the liquid.


Sludge - ✔✔Term defined as the organic particles that have settled

down in septic tanks, cesspools or sewage.


900 mm - ✔✔Minimum WIDTH of a septic tank for residential dwellings.

(mm)


1500 mm - ✔✔Minimum LENGTH of a septic tank for residential

dwellings. (mm)


1200 mm - ✔✔Minimum DEPTH of a septic tank for residential

dwellings. (mm)

,©JOSHCLAY 2024/2025. YEAR PUBLISHED, 2024.
Hair - ✔✔Leading cause of pipe clogs in waste and soil pipes.


Drainage, Waste and Vent - ✔✔Definition of DWV


Acrylonitrile butadiene styrene - ✔✔Definition of ABS


Oval - ✔✔Cross sectional shape of the interior of Polybutene pipes (PB).


38 mm - ✔✔Minimum size of cleanouts. (mm)


Corporation Stop - ✔✔Type of valve found in the service main, used as

a control of the water service and shut off valve when service is

disconnected.


Check Valve - ✔✔Type of valve used to prevent backflow or reversal of

flow of water, usually found after the water meter.


Union Patente - ✔✔Fitting used to describe the connection of the service

pipe and water meter. Usually used as the demarcation between the

property of the water service and water supply pipe system residential

dwelling or building.


Booster Pump / Pneumatic Pump - ✔✔Type of pump used to distribute

water within a building or residence, when an upfeed system cannot

provide adequate pressure to supply fixtures with potable water.

, ©JOSHCLAY 2024/2025. YEAR PUBLISHED, 2024.
Durham System - ✔✔Type of piping system that is characterized by

threading and connecting cast iron pipes in the building.


Teflon Tape - ✔✔Material used to fuse joints or connections of GI pipes.


Caulking - ✔✔Process of joining the joints and connections of cast iron

pipes.


Motor Oil - ✔✔Type of oil used when threading GI pipes.


Centrifugal Pump - ✔✔Type of pump used for high-rise or mid-rise

buildings, when booster or piston pumps are unavailable or inadequate.


Piston Pump - ✔✔Type of pump used for residential or low-rise

buildings, and comes in single action, double action or twin.


Drum Trap - ✔✔Type of trap that is installed only in bathtubs.


Flushometer Valve - ✔✔Type of flushing valve used in commercial water

closets, usually installed with a pressure tank that expels air pressure and a

set amount of water when flushing.


14 - ✔✔Number of teeth per inch in a hacksaw blade used to cut GI

pipes.

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