I'm going to convert the attic and the roof top of this building ( : https://www.google.com/maps/place/9+Bd+de+la+Dordogne,+67000+Strasbourgemail@example.com,7.7666834,61a,35y,45.04t/data=!3m1!1e3!4m5!3m4!1s0x4796c8f7268e6c1d:0xf51de69d05db78e6!8m2!3d48.5902457!4d7.7668313.
You have to add an elevator in the courtyard.
I need to have a sketch and a cutting plan. (only for outdoor)
I attached files.