IAPMO PPE Practice Questions - IAPMO UPC Residential And Commercial Plumbing Plans Examiner Exam

A "branch interval" on a soil or waste stack is used primarily to evaluate:

The number of stories or vertical intervals receiving fixture branches into the stack The number of pipe hangers on a horizontal branch The number of roof drains connected to a storm leader The number of gas appliances on a manifold

Correct Answer:

The number of stories or vertical intervals receiving fixture branches into the stack

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