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A second storey deck
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A second storey deck on 4x4 posts behind a 900 mm (35 7/16 in) guard.
Every number here is a working estimate. Check it with your building authority.Turn JavaScript on to work the lesson. The drawing shows how it starts.
The rule this lesson teaches
At second storey height the guard is at least 1.07 m (42 in), the posts are 6x6 and the foundation is engineered.