Installing a porch roof over an existing deck is usually not recommended unless the deck was originally designed to support a future porch.
How to add a roof over my deck.
Building a roof over a deck turns this area into the best possible outdoor living space.
Make the front of the roof the height of the house roof you are presumably tying into with the rear sloping at a rate of six inches over two feet.
There are many advantages to a roof over your deck such as.
Flat roofs are more susceptible to leaking than pitched roofs.
Typical decks are designed to support 55 psf lbs per square foot.
Roof and wind loads created by adding a roof.
Post base connectors.
It provides shade and keeps your family dry during wet weather.
Some shed roofs are designed to be nearly flat.
Always try to match the house roof pitch angle and overhang for your shed roof.
Porch decks require 25 additional psf for roof loads for a total of 80 psf.
The cost will vary depending on the professionals hired materials used square footage and weather conditions.
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It adds to the aesthetic appeal of the space.
How to build a shed roof over a deck.
Pictures of roofs over decks.
Tie your existing deck posts into the roof by extending your corner posts with the 4 by 4 lumber.
Adding a roof over a deck.