Every number here is a working estimate to check with your building authority. Whoever prints this page takes responsibility for what is in it.
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A 2x8 rim for guard posts
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A 2x6 rim carrying side mounted guard posts.
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
Where guards are side mounted, the Canadian Wood Council span guide and the Edmonton guide recommend joists and rim boards of at least a nominal 2x8, so the posts have wood to bolt to.