QLD Plumbing Licence Practice Questions - Queensland Plumbing & Drainage Occupational Licence (QBCC) Exam

Under AS/NZS 3500.2, what is the minimum grade (fall) for a DN 100 sanitary drain?

1 in 40 1 in 60 1 in 90 1 in 100

Correct Answer:

1 in 60

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