In your Mr. helmety project: 1- the basement should not be like a floor but under the ground floor, together with the ground floor, 2- S03 and S27 columns should be extended down on the foundation, 3- the system should be solved together with the superstructure, 4- if the ground report is appropriate, the ground floor should be increased. , 5- You can get R=8 instead of R=4, (there is a curtain, but it's not important) 6- A raft foundation can be made between the E and C axis, (there is very little between beams and there is a step.) 7- P52 and P53 single basement curtain can be given , 8- You don't have ladder loads, 9- Your system can be solved as a semi-rigid diaphragm together with the ladder, 10- You'd better not allow so many stud beams in your projects, 11- You can reduce the attic (350 kg/m2) and 3-fold live loads, 12- elevator floor in the attic and elevator loads on the floor are missing. 13- 500 kg/m2 load on the balconies Take it easy Unver ÖZCAN