MASS PLUMBING CODE EXAM QUESTIONS & 100%
CORRECT ANSWERS LATEST (A+ GRADE)
How many foot of head do you need for a test on the sanitary drainage system
10'
The min spacing for hangers on horizontal 1" copper
6'
No vent shall be installed within _______ of the trap weir
2 pipe diameters
When sheet copper is used in plumbing it shall have a min thickness of
12 oz per sq ft
The storage time of a sump shall not exceed
12 hours
Min drain size on residential laundry
1 1/2
Duplex pumps are required on more than ______ water closets
5
The min spacing for hangers on horizontal pex is
32"
, Max distance of 2" trap from vent
6'
Max distance from trap to vent 1 1/2
5'
When battery venting laboratory sinks, each relief vent may serve from one to ________
vents
Five
The min height of a vacuum brackets above he flood lever rim of a fixture
6"
The max distance between clean outs on 4" or smaller is
50'
Relief vents are required on sanitary stacks of more than how many floors
10
stainless steel tubing grade H or SL shall be marked what color
Blue
Inspection of neutralizing sumo shall be done
Monthly
CORRECT ANSWERS LATEST (A+ GRADE)
How many foot of head do you need for a test on the sanitary drainage system
10'
The min spacing for hangers on horizontal 1" copper
6'
No vent shall be installed within _______ of the trap weir
2 pipe diameters
When sheet copper is used in plumbing it shall have a min thickness of
12 oz per sq ft
The storage time of a sump shall not exceed
12 hours
Min drain size on residential laundry
1 1/2
Duplex pumps are required on more than ______ water closets
5
The min spacing for hangers on horizontal pex is
32"
, Max distance of 2" trap from vent
6'
Max distance from trap to vent 1 1/2
5'
When battery venting laboratory sinks, each relief vent may serve from one to ________
vents
Five
The min height of a vacuum brackets above he flood lever rim of a fixture
6"
The max distance between clean outs on 4" or smaller is
50'
Relief vents are required on sanitary stacks of more than how many floors
10
stainless steel tubing grade H or SL shall be marked what color
Blue
Inspection of neutralizing sumo shall be done
Monthly
