MASSACHUSETTS PLUMBING QUESTIONS WITH
DETAILED VERIFIED AND 100% ACCURATE ANSWERS
single dwelling, minimum gallons of sewage ejector pump Correct
Answers 20 gallons
minimum size vent through a roof Correct Answers 2 inch or 2"
you must notify dig safe how many hours prior to digging Correct
Answers 48 hours
plumbing vent through the roof shall be how many inches Correct
Answers 18"-24"
the change in diameter of a vent terminal shall be how many inches
below the roof Correct Answers 12"
what type of waste and vent may not be used as a went vent Correct
Answers kitchen sink
thermal expansion tank is required when ? Correct Answers a reduced
pressure backflow preventer is installed
the actual capacity of a hot water tank must be within what percent of
the capacity stamped on the tank itself Correct Answers 7.5%
, a reduced pressure zone back flow preventer is equipped with what
Correct Answers two pressure valves and one intermediate vent
what is the minimum size discharge indirect waste for safe waste pan
Correct Answers 1"
which one of these in a commercial kitchen need to be protected by a
grease interceptor Correct Answers wok station
true or false, you may install a trap on a indirect waste main Correct
Answers true
the invert of the inlet pipe on gas/oil separator must be a minimum of
how many inches above the water line Correct Answers 4"
are you allowed to indirect waste a pre-rinse sink for a dishwasher in a
commercial kitchen Correct Answers yes
a sterilizer having a drain connection must connect by what means to the
sanitary drainage system Correct Answers through a properly installed
separator
what is the best form of back flow prevention Correct Answers air gap
what does an anti-siphon vacuum breaker protect the potable water
system against Correct Answers back siphonage
DETAILED VERIFIED AND 100% ACCURATE ANSWERS
single dwelling, minimum gallons of sewage ejector pump Correct
Answers 20 gallons
minimum size vent through a roof Correct Answers 2 inch or 2"
you must notify dig safe how many hours prior to digging Correct
Answers 48 hours
plumbing vent through the roof shall be how many inches Correct
Answers 18"-24"
the change in diameter of a vent terminal shall be how many inches
below the roof Correct Answers 12"
what type of waste and vent may not be used as a went vent Correct
Answers kitchen sink
thermal expansion tank is required when ? Correct Answers a reduced
pressure backflow preventer is installed
the actual capacity of a hot water tank must be within what percent of
the capacity stamped on the tank itself Correct Answers 7.5%
, a reduced pressure zone back flow preventer is equipped with what
Correct Answers two pressure valves and one intermediate vent
what is the minimum size discharge indirect waste for safe waste pan
Correct Answers 1"
which one of these in a commercial kitchen need to be protected by a
grease interceptor Correct Answers wok station
true or false, you may install a trap on a indirect waste main Correct
Answers true
the invert of the inlet pipe on gas/oil separator must be a minimum of
how many inches above the water line Correct Answers 4"
are you allowed to indirect waste a pre-rinse sink for a dishwasher in a
commercial kitchen Correct Answers yes
a sterilizer having a drain connection must connect by what means to the
sanitary drainage system Correct Answers through a properly installed
separator
what is the best form of back flow prevention Correct Answers air gap
what does an anti-siphon vacuum breaker protect the potable water
system against Correct Answers back siphonage
