Porch decks require 25 additional psf for roof loads for a total of 80 psf.
How to make roof deck.
It adds to the aesthetic appeal of the space.
As a result most decks have inadequate footings to support a new porch roof.
I repair replace and build decks i do not notch my 4x post but when it is there already i like to use metal bracket on the two sides and if possible go underneath the deck and beef up the framework and add more support were i can the main idea in my opinion on rail system and support depends on how high the deck is.
Build the frame of the roof on the ground.
Building a deck over a flat roof is very similar to building a deck over a concrete patio.
Then run joists connecting the front of your roof with the rear every two feet along the length of your roof.
There are many advantages to a roof over your deck such as.
The footings for porch decks must be larger than deck footings.
Protection from the sun and rain.
I am working on a roof deck.
Typical decks are designed to support 55 psf lbs per square foot.
As you can imagine there are plenty of benefits of building a roof over your deck.
They are merely placed on top of another structure.
Here are the top reasons why you ll want a roof for yours.
The most common reason why people build roofs over decks is for protection from the sun and rain.
Building a roof over a deck turns this area into the best possible outdoor living space.
Many porches use 22 diameter corner and intermediate.
Reasons to build a roof over a deck.
These decks are often referred to as floating as they are not secured in place as a stand alone structure.