Basaksehir Kayapark is the residential and social complex that is located in Istanbul. The contractor of the project is Yapı-Yapı. The sports hall in the complex, which has a reinforced concrete load carrying system and a steel roof, has been designed as a seismically base-isolated at the roof level against earthquake effects. The seismic isolators have been designed, manufactured and installed by TİS Teknolojik İzolatör Sistemleri A.Ş. Information about the project and isolation system is presented at the table below.
| Name of the produced devices | TİS Double Pendulum (TDP) | |
| Project year | 2020 | |
| Total number of devices | 20 (Str: 20) | |
| Displacement capacity of the devices | ± 300 mm | |
| Load bearing capacity of the devices | 3000 kN |
