I have a client who wants a deck built approximately 10 off the ground with a roof.
How to support a deck roof.
Designing the deck roof.
Blocking must be installed adjacent to the rim joist.
While a typical deck is designed to support 55 pounds per square foot psf a roof requires 80 psf of support.
Porch decks also require larger footings than deck footings.
20 6x6 pt posts would be long enough to use as both deck support and roof support but the expense isn t justified because all that is needed to support the roof would be 4x4s.
Another great thing about installing a roof over your deck is that you can personalize it to match your style and tastes.
The cost will vary depending on the professionals hired materials used square footage and weather conditions.
A 1 5 inch thick rim joist cannot support a 3 5 inch thick post above.
If you like the idea of having the roof above your house s roof you need to make sure the support posts are within 4 feet or so of the original gutter on that side.
When bolting to the deck s structure be sure to use heavy duty galvanized lag screws that are long enough to penetrate the deck s framing by at least 2 inches.
Pictures of roofs over decks.
Place pier blocks so that the posts will be against the inside of the support frame.
However this calculation can vary depending upon what you plan on.
Most deck roofs require separate footings from the deck to support the weight of the roof throughout the seasons.
If the deck doubles as a porch it needs to be able to support no more than 80 psf.
Jason is a contractor host of decks.
This is where the real planning began as the design of the roof would drastically effect the appearance of the finished deck.
2 fix these support posts to your decks original support frame bolts work well.
Covered decks can be made with either stand alone roofs or when the deck is adjacent to a building with a roof connected to the building.
In some situations you may be able to use the home s structure to support an overhead above a deck.
Adding a covered roof to your deck will typically cost between 3 000 10 000.
Installing a roof over an existing deck isn t recommended unless your deck was originally designed to support the roof.
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