The posts should stack directly above a support post below and not within the span of a beam.
How to attach post to deck for roof.
You need two per deck railing post.
For deck roof posts dig holes for the roof posts and pour cement to keep them secure.
Do not attach the post base to only decking.
Second i mount the posts with hardware that bolts to the top of the deck figure 1.
Building a shed roof over a deck.
I could frame the deck with 6x6s i can buy.
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.
Corners stabilize the railing as lateral loads aren t borne by just one post.
Here s the connector i used on my own deck posts.
To connect the new posts to the floor joists i used two simpson strong tie dtt2z zmax galvanized 14 gauge 2x deck tension tie connectors at each post base where it passed next to the floor joists.
Install post base connectors to attach the support posts to the deck frame.
A 1 5 inch thick rim joist cannot support a 3 5 inch thick post above.
The rod threads into a 3 4 inch nut welded to the center of a 1 4 inch thick steel plate.
Rather the loads are shared with adjacent posts.
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 attach deck roof support posts.
Porch decks also require larger footings than deck footings.
Make sure the frame has the appropriate blocking to ensure a solid connection.
Each post is a hollow box that fits over a vertical threaded rod.
If the deck doubles as a porch it needs to be able to support no more than 80 psf.
First i design rooftop decks with corners every 6 feet to 12 feet.
How to attach deck roof support posts i have a client who wants a deck built approximately 10 off the ground with a roof.