Be sure that the deck floor frame is at least as thick as the entire cross section of the post above and below.
How to frame a deck roof.
First you must make sure the roof is strong enough to support 55 lbs per square foot.
Then run joists connecting the front of your roof with the rear every two feet along the length of your roof.
Place pier blocks so that the posts will be against the inside of the support frame.
Install post base connectors.
These decks are often referred to as floating as they are not secured in place as a stand alone structure.
They are merely placed on top of another structure.
Before you begin make sure you re matching the house roof pitch angle and overhang for your roof.
Building a deck over a flat roof is very similar to building a deck over a concrete patio.
These are used to attach the support posts to the frame of the deck.
For a solid connection you ll have to make sure the frame has the appropriate blocking.
Step 1 build the frame of the roof on the ground.
Frame up a box the size of the outer dimensions of your deck using 2 by 4 inch lumber.
If the posts supporting the roofs are placed directly on the deck structure below there are a few considerations to make.