This is a time consuming process and should be done while the house is being constructed to simplify the process and reduce costs.
Ledger board on terracotta roof.
Attach slats to rafters with deck screws 3 x 8.
No need to add poles and to expand on your idea in your sketch that you have and you will be removing roof to do so remove a little more to set your new rafters on top of the plate or cut off the existing rafter tails since the first thing i mentioned potentially opens up your house to the weather add the ledger to the wall there you have complete access to fasten to the top plate.
Ledger board and sill plates are installed onto a foundation as part of a floor system of a building.
Luckily the designer is using existing openings.
Fastening to masonry walls.
The ledger board is attached to the roof with 90 degree heavy duty stanley brackets the brackets need to be bent so the new ledger board is plumb.
I need to attach the ledger to the outside of the terra cotta block which will receive flush mounted wood joists.
In this application the limiting factor in the connection is the wood ledger and band joist.
Five ledger board techniques explained and illustrated.
A ledger board a flat piece of timber anchored to the frame that evenly spreads the load of the joists it supports is used for the installation of hangers.
Any one of these five ledger connection methods properly installed will give you a reliable long lasting deck that is secure.
The roof top brackets wood ledger board and lag bolts are to be purchased locally by customer.
Ledger wrap is an aluminum.
The sill plate usually a treated 2 by 8 board rests flat on top of the foundation and the ledger board usually a 2 by 10 board rests upright on top of the sill plate in an upright position.
The opposite side of the porch roof will be supported by a header beam that is installed parallel to the house on top of 6x6 support posts.
Drill holes for the expanding anchors every 16 inches or as specified by local codes insert the anchors hold the ledger in place and tap it with a hammer to indent the anchor locations on its back face.
The brackets are then lag bolted to the roof and sealed watertight.
The roof slats are notched to mesh with the rafters.
The roof slats are all notched identically.
Joist hangers help to keep joists anchored over time and absorb the forces of the structure above.
Place one roof slat between the lines on one end and begin to attach.
Another is a simple gable addition off the side.
If you are tying the roof directly to a house wall you can install a ledger board with flashing and install rafter ties to attach the rafters at the appropriate angles or use engineered trusses.
The rafter tops are marked in ink every 18 inches with 2 lines.
Attached pergola with ledger board step 9.
Structural deck ledger screws left are easier to install than 1 2 in.