TN CMC-A Plumbing Practice Questions - Tennessee Plumbing (CMC-A) Contractor Examination Exam

A drainage fixture unit (DFU) as used in the 2021 IPC is best described as which of the following?

The measured gallons per minute discharged by a fixture at peak flow A relative load value assigned to a fixture to estimate probable drainage load on a pipe The trap diameter of the fixture expressed as a whole number The number of occupants that may use one public water closet

Correct Answer:

A relative load value assigned to a fixture to estimate probable drainage load on a pipe

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