Arizona plumbing exam C-37 (set 3)
correctly answered to pass rated A+
Vertical cast iron drain pipes must be supported at each floor not to
exceed ____ feet. - correct answer ✔✔15
A seepage pit shall be over-excavated into native soil a minimum of: - correct
answer ✔✔5 feet
A schedule 40 metallic pipe gas supply line supplies natural gas to a
100,000 BTU furnace, a 50,000 BTU water heater, a 60,000 BTU range
and a 80,000 BTU fireplace. The most remote appliance is 72 feet from
point of delivery. Assume the gas has a specific gravity of .60, BTU per
CF is 1000 BTU per hr., inlet pressure is 6-8 inches w/c and pressure
drop is .5 inch w/c. What is the required diameter of the supply pipe that is
connected to the meter? - correct answer ✔✔1 1/4 inch
You are getting ready to turn on a 12 inch water main, this has to be done in 12
hours. What is the amount of chlorine needed for this? - correct answer ✔✔200
ppm
When abandoning a septic tank, who should be notified? - correct answer ✔✔The
department of environmental quality
, Drinking fountains shall not be required for occupant load of ____ or fewer. -
correct answer ✔✔15
In a vertical piping system which of the following serves as a vent and a drain? -
correct answer ✔✔Wet Vent
Which of the following tests are required when a potable water storage tank is
placed in service? - correct answer ✔✔All of the above
What size of hose thread is commonly used for a Siamese hose connection? -
correct answer ✔✔2 1/2 inch
What is the minimum distance a gas line must be from the edge of a wood stud if
the pipe is not cast iron or schedule 40 metallic pipe? - correct answer ✔✔1 1/2
inch
Underground utilities are assigned color codes for identification. what color
identifies reclaimed water? - correct answer ✔✔purple
given: a low hazard boiler system does not require chemical addictives, but has
the potential to cause back pressure. what minimum backflow protection is
required for the water make up supply? - correct answer ✔✔Double check valve
with intermediate vent
Blue state uses green to mark which of the following? - correct answer
✔✔sewers, drains
correctly answered to pass rated A+
Vertical cast iron drain pipes must be supported at each floor not to
exceed ____ feet. - correct answer ✔✔15
A seepage pit shall be over-excavated into native soil a minimum of: - correct
answer ✔✔5 feet
A schedule 40 metallic pipe gas supply line supplies natural gas to a
100,000 BTU furnace, a 50,000 BTU water heater, a 60,000 BTU range
and a 80,000 BTU fireplace. The most remote appliance is 72 feet from
point of delivery. Assume the gas has a specific gravity of .60, BTU per
CF is 1000 BTU per hr., inlet pressure is 6-8 inches w/c and pressure
drop is .5 inch w/c. What is the required diameter of the supply pipe that is
connected to the meter? - correct answer ✔✔1 1/4 inch
You are getting ready to turn on a 12 inch water main, this has to be done in 12
hours. What is the amount of chlorine needed for this? - correct answer ✔✔200
ppm
When abandoning a septic tank, who should be notified? - correct answer ✔✔The
department of environmental quality
, Drinking fountains shall not be required for occupant load of ____ or fewer. -
correct answer ✔✔15
In a vertical piping system which of the following serves as a vent and a drain? -
correct answer ✔✔Wet Vent
Which of the following tests are required when a potable water storage tank is
placed in service? - correct answer ✔✔All of the above
What size of hose thread is commonly used for a Siamese hose connection? -
correct answer ✔✔2 1/2 inch
What is the minimum distance a gas line must be from the edge of a wood stud if
the pipe is not cast iron or schedule 40 metallic pipe? - correct answer ✔✔1 1/2
inch
Underground utilities are assigned color codes for identification. what color
identifies reclaimed water? - correct answer ✔✔purple
given: a low hazard boiler system does not require chemical addictives, but has
the potential to cause back pressure. what minimum backflow protection is
required for the water make up supply? - correct answer ✔✔Double check valve
with intermediate vent
Blue state uses green to mark which of the following? - correct answer
✔✔sewers, drains
