Journeyman Plumbing Test (Texas) Questions With
Complete Solutions
A vacuum relief valve is required for water heaters that do not
include a "dip" tube with a hole at the top. The "dip" tube is
common with most water heaters having the cold water supply
connected at the top of the tank. Bottom-fed water heaters do not
have the "dip" tube, so they require a vacuum relief valve.
Correct Answers
Access (to) Correct Answers That which enables a fixture,
appliance or equipment to be reached by ready access or by a
means that first requires the removal or movement of a panel,
door or similar obstruction.
Air Break (Drainage System) Correct Answers A piping
arrangement in which a drain from a fixture, appliance or device
discharges indirectly into another fixture, receptacle or
interceptor at a point below the flood level rim and above the
trap seal.
Air Gap (Drainage System) Correct Answers The unobstructed
vertical distance through the free atmosphere between the outlet
of the waste pipe and the flood level rim of the receptacle into
which the waste pipe is discharging. The distance between the
waste pipe outlet and the flood level rim of the receptor must be
at least twice the diameter of the indirect waste pipe.
Air Gap (Water Distribution System) Correct Answers The
unobstructed vertical distance through the free atmosphere
between the lowest opening from any pipe or faucet supplying
,water to a tank, plumbing fixture or other device and the flood
level rim of the receptacle.
Anodeless Riser Correct Answers A transition assembly in
which plastic piping is installed and terminated above ground
outside of a building.
Appliance Correct Answers Any apparatus or device that
utilizes a fuel or a raw material as a fuel to produce light, heat,
power, refrigeration or air conditioning that compresses fuel
gases.
Approved Correct Answers Acceptable to the code official.
Backfill Correct Answers Must be replaced in 6in lifts to a
depth of 12in before completing the fill process.
Backflow Correct Answers Pressure created by any means in
the water distribution system, which by being in excess of the
pressure in the water supply mains causes a potential backflow
condition.
Backflow Connection Correct Answers Any arrangement
whereby backflow is possible.
Backflow Preventer Correct Answers A backflow prevention
assembly, a backflow prevention device or other means or
method to prevent backflow into the potable water supply.
Backsiphonage Correct Answers The backflow of potentially
contaminated water into the potable water system as a result of
, the pressure in the potable water system falling below
atmospheric pressure of the plumbing fixtures, pools, tanks or
vats connected to the potable water distribution piping.
Bathroom Group Correct Answers A group of fixtures
consisting of a water closet, lavatory, bathtub or shower,
including or excluding a bidet, an emergency floor drain or both.
Such fixtures are located together on the same floor level.
Bathtub and Shower Correct Answers Bathtubs must have a
minimum drain outlet, fixture drain and trap of not less than 1
1/2in. and it must be equipped with a watertight stopper. If the
hand-held shower wand can be submerged below the flood rim
of the fixture. The device must meet the backflow protection
requirements of ASME A112.18.3. Whirlpool bathtub
circulation pumps must be accessible for servicing a minimum
12inx12in access shall be provided. Where the pump is located
more than 2 ft from the access opening, the opening must be at
least 18inx18in. Showers shall also be provided with a drain
outlet, fixture drain and trap of not less than 1 1/2 in.
Boring and Notching in Solid Sawn Beams, Floor Joists and
Ceiling Joists Correct Answers No notches permitted in the
center third.
Boring must not exceed a third of the depth and a minimum of
2in from the bottom and 2in minimum between holes.
Notching must not exceed a sixth of the depth into the beam.
Notching must not be wider than a third of the depth of the
beam.
Notching on an end that is supported can be notched a fourth
into the beam.
Complete Solutions
A vacuum relief valve is required for water heaters that do not
include a "dip" tube with a hole at the top. The "dip" tube is
common with most water heaters having the cold water supply
connected at the top of the tank. Bottom-fed water heaters do not
have the "dip" tube, so they require a vacuum relief valve.
Correct Answers
Access (to) Correct Answers That which enables a fixture,
appliance or equipment to be reached by ready access or by a
means that first requires the removal or movement of a panel,
door or similar obstruction.
Air Break (Drainage System) Correct Answers A piping
arrangement in which a drain from a fixture, appliance or device
discharges indirectly into another fixture, receptacle or
interceptor at a point below the flood level rim and above the
trap seal.
Air Gap (Drainage System) Correct Answers The unobstructed
vertical distance through the free atmosphere between the outlet
of the waste pipe and the flood level rim of the receptacle into
which the waste pipe is discharging. The distance between the
waste pipe outlet and the flood level rim of the receptor must be
at least twice the diameter of the indirect waste pipe.
Air Gap (Water Distribution System) Correct Answers The
unobstructed vertical distance through the free atmosphere
between the lowest opening from any pipe or faucet supplying
,water to a tank, plumbing fixture or other device and the flood
level rim of the receptacle.
Anodeless Riser Correct Answers A transition assembly in
which plastic piping is installed and terminated above ground
outside of a building.
Appliance Correct Answers Any apparatus or device that
utilizes a fuel or a raw material as a fuel to produce light, heat,
power, refrigeration or air conditioning that compresses fuel
gases.
Approved Correct Answers Acceptable to the code official.
Backfill Correct Answers Must be replaced in 6in lifts to a
depth of 12in before completing the fill process.
Backflow Correct Answers Pressure created by any means in
the water distribution system, which by being in excess of the
pressure in the water supply mains causes a potential backflow
condition.
Backflow Connection Correct Answers Any arrangement
whereby backflow is possible.
Backflow Preventer Correct Answers A backflow prevention
assembly, a backflow prevention device or other means or
method to prevent backflow into the potable water supply.
Backsiphonage Correct Answers The backflow of potentially
contaminated water into the potable water system as a result of
, the pressure in the potable water system falling below
atmospheric pressure of the plumbing fixtures, pools, tanks or
vats connected to the potable water distribution piping.
Bathroom Group Correct Answers A group of fixtures
consisting of a water closet, lavatory, bathtub or shower,
including or excluding a bidet, an emergency floor drain or both.
Such fixtures are located together on the same floor level.
Bathtub and Shower Correct Answers Bathtubs must have a
minimum drain outlet, fixture drain and trap of not less than 1
1/2in. and it must be equipped with a watertight stopper. If the
hand-held shower wand can be submerged below the flood rim
of the fixture. The device must meet the backflow protection
requirements of ASME A112.18.3. Whirlpool bathtub
circulation pumps must be accessible for servicing a minimum
12inx12in access shall be provided. Where the pump is located
more than 2 ft from the access opening, the opening must be at
least 18inx18in. Showers shall also be provided with a drain
outlet, fixture drain and trap of not less than 1 1/2 in.
Boring and Notching in Solid Sawn Beams, Floor Joists and
Ceiling Joists Correct Answers No notches permitted in the
center third.
Boring must not exceed a third of the depth and a minimum of
2in from the bottom and 2in minimum between holes.
Notching must not exceed a sixth of the depth into the beam.
Notching must not be wider than a third of the depth of the
beam.
Notching on an end that is supported can be notched a fourth
into the beam.
