OBC Building Services Practice Questions - Ontario Building Code Exam Building Services Exam

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According to OBC Division B, 7.4.8.1, what is the minimum slope required for a horizontal sanitary drainage pipe with a size of 3 inches (75 mm) or less?

1 in 50 (2%) 1 in 100 (1%) 1 in 25 (4%) 1 in 200 (0.5%)

Correct Answer:

1 in 50 (2%)

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