NZ Certifying Drainlayer Practice Questions - NZ PGDB Certifying Drainlayer Examination Exam

Under G13/AS2, how must a non-vent connection enter a foul-water drain?

Follow any angle when both pipe diameters match Use ≤45° upstream and point the junction with flow Enter square at 90° to shorten the branch route Point upstream so the receiving flow washes into the branch

Correct Answer:

Use ≤45° upstream and point the junction with flow

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