roof deck plans footings

How to Build a Solid, Frost-Proof Deck Footing (DIY) | Family .

When you pour concrete footings, hold the cardboard concrete form tube about 12 in. up from the bottom of the footing. Do this by nailing the sides of the tube to the center of a tic-tac-toe grid of 2x4s at the top of the hole. Then dump concrete through the tube into the bottom of the hole.

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Five Ways To Build Deck Footings - Size Shape Depth Information

"Y" is the distance the deck footings extend beyond the cylindrical pier. The thickness of the footing "Z" must always be greater than that distance. If "Z" is less than "Y" and you over load this pier, the concrete is likely to break along the bottom surface "X".

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Footings shall be minimum 20 inches square or 22 inches diameter. Bottom of footings shall be a minimum of 30 inches below grade and shall bear on undisturbed soil. Deck footings closer than 5’-0” to an exterior house foundation wall must bear at the same elevation as the existing house foundation.

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Building A Roof Over Your Deck | | by Seven Trust

Porch decks require 25 additional PSF for roof loads for a total of 80 PSF. As a result, most decks have inadequate footings to support a new porch roof. The footings for porch decks must be larger than deck footings. Many porches use 22" + diameter corner and intermediate footings.

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Patio Cover Plans - Build Your Patio Cover or Deck Cover

Beams and Posts - Once have the Design load, you can multiply the lbs/ft² by the length and width of the roof to determine the total weight of the roof (live and dead load). Footings - Soil conditions vary in different locations. Areas in the far northern (and far southern) hemispheres require deeper footings due to frost line factors.

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