Con 353 final Question and answers
100% correct 2025/2026
Vents in the drainage waste & vent system are installed - correct answer ✔To prevent a siphon that
could dry out the traps
Traps in the drainage waste & vent system are installed to prevent - correct answer ✔Sewer gases from
entering a building
The rough plumbing inspection will take place: - correct answer ✔Prior to the framing inspection
The rough plumbing inspection for the drainage waste & vent system shall be tested by: - correct
answer ✔The portion under test shall be maintained at a gauge pressure of 5 pounds per square inch
(psi) for 15 minutes.
For the plumbing drainage waste & vent system the term ______________ refers to a waste pipe that
also serves as a vent pipe. - correct answer ✔Wet vent
How is power routed from the utility company into the building? - correct answer ✔Power is routed
from the utility company into a Transformer fed through a Meter connected to a Panelboard and
distributed via Branch Circuits
The rough electrical inspection should take place. - correct answer ✔Prior to the framing inspection
The gauge of wire for electrical conductors will determine how much __________ you can provide on a
circuit. - correct answer ✔Amperage
What type of electrical receptacle would be required if it were installed in a restroom? - correct answer
✔Gfci
100% correct 2025/2026
Vents in the drainage waste & vent system are installed - correct answer ✔To prevent a siphon that
could dry out the traps
Traps in the drainage waste & vent system are installed to prevent - correct answer ✔Sewer gases from
entering a building
The rough plumbing inspection will take place: - correct answer ✔Prior to the framing inspection
The rough plumbing inspection for the drainage waste & vent system shall be tested by: - correct
answer ✔The portion under test shall be maintained at a gauge pressure of 5 pounds per square inch
(psi) for 15 minutes.
For the plumbing drainage waste & vent system the term ______________ refers to a waste pipe that
also serves as a vent pipe. - correct answer ✔Wet vent
How is power routed from the utility company into the building? - correct answer ✔Power is routed
from the utility company into a Transformer fed through a Meter connected to a Panelboard and
distributed via Branch Circuits
The rough electrical inspection should take place. - correct answer ✔Prior to the framing inspection
The gauge of wire for electrical conductors will determine how much __________ you can provide on a
circuit. - correct answer ✔Amperage
What type of electrical receptacle would be required if it were installed in a restroom? - correct answer
✔Gfci
