| M4 Kadıköy–Sabiha Gökçen Airport | |
|---|---|
&sq=Envato&lang=en&file=File:Istanbul_M4_Line_Symbol.svg){kind=small} | |
&sq=Envato&lang=en&file=File:IstanbulMetroM4AirportStation.jpg) Sabiha Gökçen Airport Station | |
| Overview | |
| Status | Operating Kadıköy - Sabiha Gökçen Airport Construction M4ʙ (Tavşantepe - İçmeler/Tuzla Bld.) Project M4ᴀ (Sabiha Gökçen Air. - Kurtköy YHT/ViaPort) M4ʙ (İçmeler/Tuzla Bld. - Tuzla) |
| Owner | Istanbul Metropolitan Municipality |
| Locale | Istanbul, Turkey |
| Termini | |
| Stations | 23 |
| Website | M4 |
| Service | |
| Type | Rapid transit |
| System | Istanbul Metro |
| Services | 1 |
| Route number | M4 |
| Operator(s) | Metro Istanbul A.Ş. |
| Depot(s) | Maltepe |
| Rolling stock | 144 CAF[1] 4 carriages per trainset |
| Daily ridership | 134,524 (2013)[citation needed] |
| History | |
| Opened | 17 August 2012 |
| Technical | |
| Line length | 33.5 km (20.8 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 |
| Operating speed | 80 km/h (50 mph) |
The M4, officially referred to as the M4 Kadıköy - Sabiha Gökçen Airport metro line (Turkish: M4 Kadıköy–Sabiha Gökçen Havalimanı metro hattı), is a 33.5-kilometre (20.8 mi), 23-station[2] rapid transit line of the Istanbul Metro. It is colored deep pink on the maps and route signs. Running between Kadıköy and Sabiha Gökçen Airport, it is the first rapid transit line operating on the Asian side of Istanbul. The M4 mostly runs under State road D100, parallel to the Istanbul-Ankara railway and is entirely underground.
- ^ "Kadıköy-Kartal Metro Hattı 144 Adet Metro Aracı Alımı İşi" (in Turkish). İstanbul Büyükşehir Belediyesi. Archived from the original on 2013-10-12. Retrieved 2013-11-16.
- ^ "Kadıköy-Sabiha Gökçen Havalimanı Metro Hattı".