The construction works at the Çekmeköy – Sancaktepe – Sultanbeyli Metro Line, which will be built as an extension of the Üsküdar – Ümraniye – Çekmeköy Metro Project, gained momentum in 2021. The contract for the S21B Structure Diaphragm Wall Works within the scope of the CCS Metro Project was signed with Doğuş – Yapı Merkezi – Özaltın Joint Venture. The contract covers 10.400 m2 of Diaphragm Wall. The diaphragm wall works within the project are executed with the Bauer MC96-BC48 HDS-T, which is the latest addition to our machinery fleet. The project was started in the mid-September and will be completed by December 2021.