wi plumbing study (Wisconsin Journeyman plumbing exam
prep) Questions With Complete Solutions
1. Dispersal Zone: dimensional volume of insitu soil that
receives wastewater for treatment or distributes final effluent for
disposal Correct Answers
2. Horizontal reference point: Stationary identifiable point to
which horizontal dimensions can be related Correct Answers
3. POWTS dispersal component: device or method that is
intended to promote the assimilation of treated wastewater by
the environment Correct Answers
4. TSS's: Total suspended solids: solids in wastewater that can
be removed readily by standard filtering procedures in a
laboratory and reported as milligrams per liter. (mg/l) Correct
Answers
5. SPS PURPOSE: all plumbing in connection with buildings
and facilities in the state including buildings owned by the state
or any political subdivision thereof, shall be safe, sanitary and
such as to safeguard the public health and waters of the state.
Correct Answers
6. SPS Intent: plumbing in connection with all buildings public
and private, intended for human occupancy shall be installed and
maintained in such a manner so as to protect the health, safety
and welfare of the public or occupants and the waters of the
state. Correct Answers
,7. Department Plan approval: Plan approval by the department
or its authorized representative shall expire 2 years after the date
indicated on the approval letter, if construction has not
commenced within that 2 year period. Correct Answers
8. Local inspection: Where the plumbing is installed in a
municipality having a local inspector, the testing of the
plumbing shall be done in the presence of a plumbing inspector
except as provided in subd. 1.b. Correct Answers
9. Test methods for drain and vent systems: 10 feet head of
water. Air test shall be made by attaching an air compressor
testing apparatus to any suitable opening then force air into the
system until there is a uniform gauge pressure of 5 PSI or
sufficient to balance a column of mercury 10" in height.
Pressure held for at least 15 minutes. Correct Answers
10. Sanitary drains continuous flow devices: drainage fixture
unit values for continuous flow devices such as p umps ejectors
AC equipment or similar devices that discharge continuously
shall be computed on the basis of 2 fixture units for each one
GPM of flow. Correct Answers
11. Pressurized sewer: Sewers pressurized through the use of
sewage ejectors, sewage pumps or sewage grinder pumps shall
be sized to maintain a minimum flow velocity of 2 FPS and shall
be in accordance with the ejector or pump manufacturers
recommendations. Correct Answers
12. Backwater protections: a building drain subject to backflow
or backwater shal be protected with a backwater valve or with a
, sump with pumping equipment in accordance with sub. 10.
Backwater valves should be located as to be readily accessible
for cleaning. Correct Answers
13. Frost protection building sewers within 30' of building and
snow will not be removed shall not be required to be protected
from frost. Correct Answers
14. Frost protection building sewers - extruded polystyrene foam
insulation shall be installed at a depth of at least 18" below
finished grade and a t least 6" above the top of the sewer pipe.
Thickness and width of foam shall be determined by figure
382.30 page 32. Correct Answers
16. Wet Venting: Vertical wet vents- where 2 wall outlet
fixtures are located on the same floor level with' their fixture
drains connecting to the same vertical drain pipe at different
elevations the lower fixture drain may be wet vented in
accordance with sub.1. No other fixtures may discharge into the
vertical drain pipe above or below the 2 wall outlet fixtures
Correct Answers
17. Wet venting: the drain between the 2 fixtures shall be at least
one pipe size larger than the upper fixture drain but not smaller
than 2" in diameter. Correct Answers
18. Traps: the vertical distance between the top of the fixture
drain outlet and the horizontal center line of the trap outlet shall
not exceed 15" Correct Answers
prep) Questions With Complete Solutions
1. Dispersal Zone: dimensional volume of insitu soil that
receives wastewater for treatment or distributes final effluent for
disposal Correct Answers
2. Horizontal reference point: Stationary identifiable point to
which horizontal dimensions can be related Correct Answers
3. POWTS dispersal component: device or method that is
intended to promote the assimilation of treated wastewater by
the environment Correct Answers
4. TSS's: Total suspended solids: solids in wastewater that can
be removed readily by standard filtering procedures in a
laboratory and reported as milligrams per liter. (mg/l) Correct
Answers
5. SPS PURPOSE: all plumbing in connection with buildings
and facilities in the state including buildings owned by the state
or any political subdivision thereof, shall be safe, sanitary and
such as to safeguard the public health and waters of the state.
Correct Answers
6. SPS Intent: plumbing in connection with all buildings public
and private, intended for human occupancy shall be installed and
maintained in such a manner so as to protect the health, safety
and welfare of the public or occupants and the waters of the
state. Correct Answers
,7. Department Plan approval: Plan approval by the department
or its authorized representative shall expire 2 years after the date
indicated on the approval letter, if construction has not
commenced within that 2 year period. Correct Answers
8. Local inspection: Where the plumbing is installed in a
municipality having a local inspector, the testing of the
plumbing shall be done in the presence of a plumbing inspector
except as provided in subd. 1.b. Correct Answers
9. Test methods for drain and vent systems: 10 feet head of
water. Air test shall be made by attaching an air compressor
testing apparatus to any suitable opening then force air into the
system until there is a uniform gauge pressure of 5 PSI or
sufficient to balance a column of mercury 10" in height.
Pressure held for at least 15 minutes. Correct Answers
10. Sanitary drains continuous flow devices: drainage fixture
unit values for continuous flow devices such as p umps ejectors
AC equipment or similar devices that discharge continuously
shall be computed on the basis of 2 fixture units for each one
GPM of flow. Correct Answers
11. Pressurized sewer: Sewers pressurized through the use of
sewage ejectors, sewage pumps or sewage grinder pumps shall
be sized to maintain a minimum flow velocity of 2 FPS and shall
be in accordance with the ejector or pump manufacturers
recommendations. Correct Answers
12. Backwater protections: a building drain subject to backflow
or backwater shal be protected with a backwater valve or with a
, sump with pumping equipment in accordance with sub. 10.
Backwater valves should be located as to be readily accessible
for cleaning. Correct Answers
13. Frost protection building sewers within 30' of building and
snow will not be removed shall not be required to be protected
from frost. Correct Answers
14. Frost protection building sewers - extruded polystyrene foam
insulation shall be installed at a depth of at least 18" below
finished grade and a t least 6" above the top of the sewer pipe.
Thickness and width of foam shall be determined by figure
382.30 page 32. Correct Answers
16. Wet Venting: Vertical wet vents- where 2 wall outlet
fixtures are located on the same floor level with' their fixture
drains connecting to the same vertical drain pipe at different
elevations the lower fixture drain may be wet vented in
accordance with sub.1. No other fixtures may discharge into the
vertical drain pipe above or below the 2 wall outlet fixtures
Correct Answers
17. Wet venting: the drain between the 2 fixtures shall be at least
one pipe size larger than the upper fixture drain but not smaller
than 2" in diameter. Correct Answers
18. Traps: the vertical distance between the top of the fixture
drain outlet and the horizontal center line of the trap outlet shall
not exceed 15" Correct Answers
