The 20-story Apart Hotel and Convention Center Project, the construction of which started in September 2003 right next to the Ankara Sheraton Hotel, was completed in June 2004. 75,000 m2 of formwork, 25,000 m3 of concrete and 3750 tons of iron were used in the construction with a total closed area of ​​35,000 m2. 0.00 elevation concrete floor 1.30 m. thick and 65 m. tall, 22 m. wide and 8 meters high. This part is a clear opening and it has been reinforced with 13.000 m2 scaffolding provided by Peri and Doka Industrial formwork companies. Post-tensioning was used for the ground floor and bedroom floors. This floor was used as a raft foundation, and new columns were started on the middle axes.