Project includes; Main line twin tunnels about 14 km long between Dudullu-Bostanci. 13 # stations; 7 being deep tunnel and 6 being cut-cover type stations. 5 # diamond crossing NATM tunnel, Goztepe-Atasehir-Umraniye Metro (GAU) Line Connection Tunnel, 2 # multi-storey car parks (Bostancı, Kozyatağı), Vehicle Park Control Building, Administrative / Control Center Building and indoor and outdoor parking areas in Depot Area.
Services by EMAY : Construction shop drawing design services for Contractor, covering,
-Civil works (Earthworks, Tunnels, Viaducts, Stations, Depot and Workshop Building),
-Vehicle Park Control Building, Administrative / Control Center Building,
-Architectural and Finishing works,
-Power Supply and Rigid Catenary Systems,
-Safety and Security Systems,
-Control and Communication Systems (Scada, Radio, Phone, Passenger Information, Public Announce, Central Clock, CCTV, Fare Collection, Entrance Security, etc.),
-Earthing and Cathodic Protection,
-Electrical Installations (Low Voltage, Lighting, Fire Alarm, etc.),
-Ventilation / Air Conditioning Systems,
-Escalators and Elevators,
-Mechanical Installations (Water, Sewage, Fire Fighting, etc.).