The Deck Professor

Lessons / Footings, frost and posts

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Set the post off the concrete

Stand this post so it lasts
3 inPost base
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A post cast straight into the concrete pier.

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

The pier stands at least 150 mm (6 in) above grade, and a metal base or separator keeps the post off the concrete.

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