Massachusetts Plumbers Journeyman Exam questions and
correct answers graded A+ passed
1. Existing Work A plumbing system or an
part thereof installed
prior to March 11,
2005.
2. Soil Pipe Any pipe that conveys the
discharge of toilets,
uri- nals or fixtures
having similar
functions to the
building drain or
building sewer. The
discharge may be
conveyed with or with-
out the discharge
from other fixtures
3. Water Distribution Pipe A pipe within the
build- ing or on the
premises that
conveys water from
the water service pipe
to the point of
usage
4. Barometric Loop. A vertical loop of pipe,
ris- ing to a height
suflcient to prevent
back-siphonage from
occurring in the
potable water supply
pipe. (Approximately
35 feet, depending
, Massachusetts Plumbers Journeyman Exam questions and
correct answers graded A+ passed
on the weight of the
atmos- phere.)
5. Developed Length The length of a
pipeline as measured
along the cen-
, Massachusetts Plumbers Journeyman Exam questions and
correct answers graded A+ passed
ter line of the pipe or fit- tings.
6. Roughing-in. The installation of all part
of the plumbing system
that can be
completed prior to
the installation of
fixtures. This includes
drainage piping,
water supply piping,
vent pip- ing, the
necessary fixture
supports, and any fixtures that
are built into the
building.
7. Trap Seal The vertical distance be-
tween the crown weir and the
top of the dip of the
trap.
8. Air Gap (Drainage System). The unobstructed
vertical distance
through the free
atmosphere between
the outlet of a waste
pipe and the flood level
rim of the receptacle
into which the waste
discharges.
Air
9. Fixture Unit. A unit of liquid flow used
, Massachusetts Plumbers Journeyman Exam questions and
correct answers graded A+ passed
in sizing both supply and
drainage pipes. It is
equal to 1 cubic foot
per minute
correct answers graded A+ passed
1. Existing Work A plumbing system or an
part thereof installed
prior to March 11,
2005.
2. Soil Pipe Any pipe that conveys the
discharge of toilets,
uri- nals or fixtures
having similar
functions to the
building drain or
building sewer. The
discharge may be
conveyed with or with-
out the discharge
from other fixtures
3. Water Distribution Pipe A pipe within the
build- ing or on the
premises that
conveys water from
the water service pipe
to the point of
usage
4. Barometric Loop. A vertical loop of pipe,
ris- ing to a height
suflcient to prevent
back-siphonage from
occurring in the
potable water supply
pipe. (Approximately
35 feet, depending
, Massachusetts Plumbers Journeyman Exam questions and
correct answers graded A+ passed
on the weight of the
atmos- phere.)
5. Developed Length The length of a
pipeline as measured
along the cen-
, Massachusetts Plumbers Journeyman Exam questions and
correct answers graded A+ passed
ter line of the pipe or fit- tings.
6. Roughing-in. The installation of all part
of the plumbing system
that can be
completed prior to
the installation of
fixtures. This includes
drainage piping,
water supply piping,
vent pip- ing, the
necessary fixture
supports, and any fixtures that
are built into the
building.
7. Trap Seal The vertical distance be-
tween the crown weir and the
top of the dip of the
trap.
8. Air Gap (Drainage System). The unobstructed
vertical distance
through the free
atmosphere between
the outlet of a waste
pipe and the flood level
rim of the receptacle
into which the waste
discharges.
Air
9. Fixture Unit. A unit of liquid flow used
, Massachusetts Plumbers Journeyman Exam questions and
correct answers graded A+ passed
in sizing both supply and
drainage pipes. It is
equal to 1 cubic foot
per minute
