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Louisiana Plumbing Practice 18

Practice 18 for Plumbing Exam learners in Louisiana: 25 questions, explained answers, and a review routine.

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Question 1

1

A 6-story building has 95 psi at the meter. The top fixture is 62 feet up, needs 25 psi residual, the meter loses 6 psi, and devices lose 5 psi. What friction budget remains for the riser piping?

Question 2

2

A 200-WSFU flushometer-dominant office reads about 65 gpm on the flushometer demand curve. The service is 180 feet developed length with a 9 psi friction budget. Allowable loss per 100 feet is what?

Question 3

3

A high-hazard chemical plant connection needs both containment at the meter and isolation at the process. The most protective single assembly at each point is what?

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