Question

which of the following is the inspector not required to observe during the plumbing inspection?
the exhaust vent from the gas water heater
the sump pump
functional drainage at the bathtubs
the on - site water supply quantity
cross connections

Explanation:

During a plumbing inspection, inspectors typically check exhaust vents, sump pumps, drainage, and cross - connections. On - site water supply quantity is more related to water utility and overall water management rather than a typical plumbing inspection item.

Answer:

the on - site water supply quantity