ICC Commercial Mechanical Inspector M2 exam
COMPLETE VERIFIED QUESTIONS AND DETAILED
SOLUTIONS LATEST UPDATE THIS YEAR.pdf
"One flushing devices for water closets and urinals, can
not serve more than _____ fixtures).
A. one
B. two
C. four
D. eight!" - Answer-A
"For a horizontal stack offset that is located more than four
branch intervals below the top of the stack, the portion of
the stack above the offset must be sized as for a vertical
stack based on ____________________
A. the size of the offset
B. the total number of drainage fixture units above the
offset.
C. the 2 foot rule
D. none of the above!" - Answer-B
,1|Page
"Conductor pipes for storm drains must not be used as
__________________, and vent pipes shall not be used
as ____________.
A. soil, waste or vent pipes, conductors
B. storm sewer drain pipes, conductors
C. conductor pipes, conductor pipes
D. any of these!" - Answer-A
"Cleanouts must be installed at each change of direction
greater than 45 degrees (0.79 rad) in the building sewer,
building drain and horizontal waste or soil lines. Where
more than one change of direction occurs in a run of
piping, only one cleanout shall be required for each
___________________ of developed length of the
drainage piping.
A. 40 feet (12 192 mm)
B. 80 feet (24 384 mm)
C. 100 feet (30 480 mm)
D. 200 feet (60 960 mm!" - Answer-A
,2|Page
"The water service pipe must be sized to supply water to a
structure in the quantities and at the pressures required in
the International Plumbing Code [IPC]. The minimum
diameter of water service pipe is
_________ .
A. 3/4 inch (19.1 mm)
B. 1 inch (25.4 mm)
C. 1.25 inch (32)
D. 1.5 inches (38 mm)!" - Answer-A
"Each water closet, urinal, clinical sink and any plumbing
fixture that depends on _____________ to discharge the
fixture contents to the drainage system must be provided
with a flushometer valve, flushometer tank or a flush tank
designed and installed to supply water in quantity and rate
of flow to flush the contents of the fixture, cleanse the
fixture and refill the fixture trap.
A. trap siphonage
B. gravity
C. overflow drainage
D. none of these!" - Answer-A
, 3|Page
"Sewage or other waste from a plumbing system that is
deleterious to surface or subsurface waters must not be
___________________ unless it has first been rendered
innocuous through subjection to an approved form of
treatment.
A. discharged into the ground or into any waterway
B. discharged into the ground
C. discharged into any waterway
D. recycled!" - Answer-A
"Where earthquake loads are applicable in accordance
with the building code, plumbing piping supports must be
designed and installed for the seismic forces in
accordance with the _____________________.
A. International Earthquake Code
B. Seismic Support Mechanical Handbook
C. International Building Code
D. any of these !" - Answer-C
"What is the maximum number of drainage fixture units
allowed to discharge into one branch interval of a waste
drainage system if the waste stack size is 1.5 inches.
COMPLETE VERIFIED QUESTIONS AND DETAILED
SOLUTIONS LATEST UPDATE THIS YEAR.pdf
"One flushing devices for water closets and urinals, can
not serve more than _____ fixtures).
A. one
B. two
C. four
D. eight!" - Answer-A
"For a horizontal stack offset that is located more than four
branch intervals below the top of the stack, the portion of
the stack above the offset must be sized as for a vertical
stack based on ____________________
A. the size of the offset
B. the total number of drainage fixture units above the
offset.
C. the 2 foot rule
D. none of the above!" - Answer-B
,1|Page
"Conductor pipes for storm drains must not be used as
__________________, and vent pipes shall not be used
as ____________.
A. soil, waste or vent pipes, conductors
B. storm sewer drain pipes, conductors
C. conductor pipes, conductor pipes
D. any of these!" - Answer-A
"Cleanouts must be installed at each change of direction
greater than 45 degrees (0.79 rad) in the building sewer,
building drain and horizontal waste or soil lines. Where
more than one change of direction occurs in a run of
piping, only one cleanout shall be required for each
___________________ of developed length of the
drainage piping.
A. 40 feet (12 192 mm)
B. 80 feet (24 384 mm)
C. 100 feet (30 480 mm)
D. 200 feet (60 960 mm!" - Answer-A
,2|Page
"The water service pipe must be sized to supply water to a
structure in the quantities and at the pressures required in
the International Plumbing Code [IPC]. The minimum
diameter of water service pipe is
_________ .
A. 3/4 inch (19.1 mm)
B. 1 inch (25.4 mm)
C. 1.25 inch (32)
D. 1.5 inches (38 mm)!" - Answer-A
"Each water closet, urinal, clinical sink and any plumbing
fixture that depends on _____________ to discharge the
fixture contents to the drainage system must be provided
with a flushometer valve, flushometer tank or a flush tank
designed and installed to supply water in quantity and rate
of flow to flush the contents of the fixture, cleanse the
fixture and refill the fixture trap.
A. trap siphonage
B. gravity
C. overflow drainage
D. none of these!" - Answer-A
, 3|Page
"Sewage or other waste from a plumbing system that is
deleterious to surface or subsurface waters must not be
___________________ unless it has first been rendered
innocuous through subjection to an approved form of
treatment.
A. discharged into the ground or into any waterway
B. discharged into the ground
C. discharged into any waterway
D. recycled!" - Answer-A
"Where earthquake loads are applicable in accordance
with the building code, plumbing piping supports must be
designed and installed for the seismic forces in
accordance with the _____________________.
A. International Earthquake Code
B. Seismic Support Mechanical Handbook
C. International Building Code
D. any of these !" - Answer-C
"What is the maximum number of drainage fixture units
allowed to discharge into one branch interval of a waste
drainage system if the waste stack size is 1.5 inches.
