Kentucky Master Plumber Exam Questions
with Verified Answers (VERIFIED 100%)
ALREADY GRADED A+
Question 1
A building sewer may serve additional buildings and still be considered as one sewer
if the additional building are?
Correct Answer
Restricted within the deed from being
sold separately from the primary building,
Used in conjunction with the primary building,
Contained within the same deed as the primary building
Question 2
Plastic and metal piping shall discharge into one another by the use of proper fitting
and ______
Correct Answer
Adapter
Question 3
A roof extension of soil waste stacks shall run full size at least______ above the roof
Correct Answer
1ft
Question 4
Max Developed Length and Fixture Unit 2 1/2" Waste Pipe
Correct Answer
100 ft/ 12 fu
Page 1 of 82
,Question 5
A storm sewer shall be made of what type of pipe in which the size can be 8 inches
and smaller or 10 inches and larger?
Correct Answer
ABS
Question 6
can be used on pipes, pipe fittings, plumbing fittings, or fixtures, including backflow
preventers, toilets, bidets, urinals, fill valves, flushometer valves, tub fillers, shower
valves, service saddles, or water distribution main gate valves that are two (2) inches
in diameter or larger that are used exclusively for non-potable services and not
anticipated to be used for human consumption.
Correct Answer
Lead
Question 7
A license aggrieved by a final order of the department suspending or revoking a
license may appeal to the?
Correct Answer
Circuit Court
Question 8
The plumbing system shall not be covered until it has been_______.
Correct Answer
Tested, inspected, approved
Question 9
A combined house drain or house sewer shall nor be less than_______ inches in
diameter, and a combined house drain or house sewer shall not be smaller in size
than that required for the same number of fixture units or for the same roof area in
separate systems.
Correct Answer
4
Page 2 of 82
,Question 10
Santistand Trap, Branch, Fixture Unit
Correct Answer
3" Trap , 4" Branch , 6 FU
Question 11
A water heater temperature & pressure relief valve may discharge into the drain pan if
the drain pan is equipped with a _____ inch drain
Correct Answer
1
Question 12
Lavatory faucets in a residence shall be equipped with a flow control device, which
shall limit the flow of cold and hot water to a maximum of_______gallons per minute.
Correct Answer
0
Question 13
A house sewer shall be laid on a grade of not less than______ inches per foot
Correct Answer
1/8
Question 14
A storm sewer in a size of ______ inches or larger of SDR 35 pipe can be used inside a
building.
Correct Answer
10
Page 3 of 82
, Question 15
The trap for a residential automatic washing machine shall be placed______ inches
above the floor.
Correct Answer
12
Question 16
The acid waste shall pass through a properly constructed and acceptable_______ or
neutralizing pit before entering the house sewer.
Correct Answer
Dilution
Question 17
A shower pan shall extend_____ inches on all vertical walls
Correct Answer
6
Question 18
means the lowest part of the plumbing system which receives the discharge
from the soil, waste, and other drainage pipes inside the walls and conveys them to
the building sewer.
Correct Answer
Building Drain
Question 19
means any pipe which conveys the discharge of water closets or similar fixtures.
Correct Answer
Soil pipe
Page 4 of 82
with Verified Answers (VERIFIED 100%)
ALREADY GRADED A+
Question 1
A building sewer may serve additional buildings and still be considered as one sewer
if the additional building are?
Correct Answer
Restricted within the deed from being
sold separately from the primary building,
Used in conjunction with the primary building,
Contained within the same deed as the primary building
Question 2
Plastic and metal piping shall discharge into one another by the use of proper fitting
and ______
Correct Answer
Adapter
Question 3
A roof extension of soil waste stacks shall run full size at least______ above the roof
Correct Answer
1ft
Question 4
Max Developed Length and Fixture Unit 2 1/2" Waste Pipe
Correct Answer
100 ft/ 12 fu
Page 1 of 82
,Question 5
A storm sewer shall be made of what type of pipe in which the size can be 8 inches
and smaller or 10 inches and larger?
Correct Answer
ABS
Question 6
can be used on pipes, pipe fittings, plumbing fittings, or fixtures, including backflow
preventers, toilets, bidets, urinals, fill valves, flushometer valves, tub fillers, shower
valves, service saddles, or water distribution main gate valves that are two (2) inches
in diameter or larger that are used exclusively for non-potable services and not
anticipated to be used for human consumption.
Correct Answer
Lead
Question 7
A license aggrieved by a final order of the department suspending or revoking a
license may appeal to the?
Correct Answer
Circuit Court
Question 8
The plumbing system shall not be covered until it has been_______.
Correct Answer
Tested, inspected, approved
Question 9
A combined house drain or house sewer shall nor be less than_______ inches in
diameter, and a combined house drain or house sewer shall not be smaller in size
than that required for the same number of fixture units or for the same roof area in
separate systems.
Correct Answer
4
Page 2 of 82
,Question 10
Santistand Trap, Branch, Fixture Unit
Correct Answer
3" Trap , 4" Branch , 6 FU
Question 11
A water heater temperature & pressure relief valve may discharge into the drain pan if
the drain pan is equipped with a _____ inch drain
Correct Answer
1
Question 12
Lavatory faucets in a residence shall be equipped with a flow control device, which
shall limit the flow of cold and hot water to a maximum of_______gallons per minute.
Correct Answer
0
Question 13
A house sewer shall be laid on a grade of not less than______ inches per foot
Correct Answer
1/8
Question 14
A storm sewer in a size of ______ inches or larger of SDR 35 pipe can be used inside a
building.
Correct Answer
10
Page 3 of 82
, Question 15
The trap for a residential automatic washing machine shall be placed______ inches
above the floor.
Correct Answer
12
Question 16
The acid waste shall pass through a properly constructed and acceptable_______ or
neutralizing pit before entering the house sewer.
Correct Answer
Dilution
Question 17
A shower pan shall extend_____ inches on all vertical walls
Correct Answer
6
Question 18
means the lowest part of the plumbing system which receives the discharge
from the soil, waste, and other drainage pipes inside the walls and conveys them to
the building sewer.
Correct Answer
Building Drain
Question 19
means any pipe which conveys the discharge of water closets or similar fixtures.
Correct Answer
Soil pipe
Page 4 of 82
