Cantilever floor joists

Originally Posted by orange

The idea of the "girder over the existing wall" was to get good support for the roof.Since I plan to change the roof line I could move a ledger higher than the current shed roof. Bring the new roof line to seat on top of the girder.I could even have some truss structure to attach to the new ledger and to the girder that would carry the roof over the cantilevered section.

Originally Posted by amakarevic

mu question is: wouldn't it be much safer, yet not that much more difficult, to have the extension sit on maybe three pillars that can be 4x4 or bigger PT lumber set in concrete, rather than cantilevered ?

Originally Posted by orange

So the cantilever was an attempt to ain space without changing the footprint.

Originally Posted by Joe Carola

Run your new joists back to the house and be done with it, that's all you need to do. The roof can sit on the wall, that's all you need.

Why don't you just frame a gable roof to match the existing house roof with the rafters running on the side walls with the same pitch?