Quote:
Originally Posted by Vipergrün
Sorry my post is confusing. I have an existing patio, but no structure. If I build a structure, the vertical posts will be placed along the outer edge of the existing patio. I assume I need additional strength at those locations to support the posts and carry the load.
Thanks
-Brad
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Assume they are 4x4 already, that should plenty strong. Increase in length, a thicker beam is needed to carry the weight (its own weight to keep from sagging). How long is this thing? Wind load would be more of a concern, so bracing maybe necessary.