M12 (Istanbul Metro)

Line M12, officially referred to as the M12 Göztepe–Ataşehir-Ümraniye line, is a proposed rapid transit line of the İstanbul Metro system, currently under construction in the Asian part of İstanbul, Turkey.

M12 Göztepe–Ataşehir-Ümraniye
Overview
Status	Under Construction
Owner	İstanbul Metropolitan Municipality
Locale	İstanbul, Turkey
Termini	60. Yıl Parkı Kazım Karabekir
Stations	11
Service
Type	Rapid transit
System	İstanbul Metro
Services	1
Operator(s)	Metro İstanbul A.Ş.
Technical
Line length	13.030 km (8.096 mi)
Number of tracks	2
Track gauge	1,435 mm (4 ft 8 1⁄2 in) standard gauge
Electrification	1,500 V DC Overhead line

Built by the Metropolitan Municipality of Istanbul, the line will be 13.030 km (8.096 mi) long with 11 stations, and is expected to go into service in 2022. The travel time between the end stations will be 26 minutes. It is expected that it will carry hourly around 35,000 riders in one direction. The line will run through three districts of Istanbul, namely Kadıköy, Ataşehir and Ümraniye. It will connect to other rapid transit lines at Tütüncü Mehmet Efendi station to Marmaray, at Yenisahra to M4 Kadıköy–Tavşantepe, and at Çarşı to M5 Üsküdar–Çekmeköy.[1]

The investment budget of the construction is ₺ 2.376 billion (approx. US$670 million).[2] The construction of the metro began with work at the end station 60. Yıl Parkı in August 2017.[1] The tender of this project was canceled on 3 January 2018.[3]

The new mayor Ekrem Imamoglu announced that the metropolitan municipality restarted the construction works. The line is expected to be operational in 2022.