SC Plumber Contractor Practice Questions - South Carolina Plumber Contractor Examination Exam

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A commercial-kitchen horizontal fixture branch (not a building-drain branch) receives three pot sinks at 2 DFU each, one floor drain at 2 DFU, and one domestic-type dishwasher at 2 DFU. What is the smallest pipe Table 710.1(2) permits?

2 inches 2-1/2 inches 3 inches 4 inches

Correct Answer:

2-1/2 inches

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