The M9, officially referred to as the M9 Ataköy-Olimpiyat line, is a

rapid transit Rapid transit or mass rapid transit (MRT), also known as heavy rail or metro, is a type of high-capacity public transport generally found in urban areas. A rapid transit system that primarily or traditionally runs below the surface may be ...

line of the

Istanbul Metro The Istanbul Metro ( tr, İstanbul metrosu) is a rapid transit railway network that serves the city of Istanbul, Turkey. It is operated by Metro Istanbul, a company (formerly known as ''İstanbul Ulaşım A.Ş.'' before 2016), a public enterpris ...

system in the European part of

Istanbul ) , postal_code_type = Postal code , postal_code = 34000 to 34990 , area_code = +90 212 (European side) +90 216 (Asian side) , registration_plate = 34 , blank_name_sec2 = GeoTLD , blank_i ...

, Turkey. The line will be long with 14 stations and is expected to go into full service in 2023. It will run in a north-south direction, and will run through five districts of the city, namely

Bakırköy Bakırköy is a neighbourhood, municipality and district on the European side of Istanbul, Turkey. The quarter is densely populated, has a residential character and is inhabited by an upper middle class population. The municipality of Bakırköy ...

Bahçelievler Bahçelievler (meaning "houses with gardens" in Turkish) is a large middle class residential suburb of Istanbul, Turkey, on the European side of the city. It is accessible from the D.100 that runs from the Istanbul airport to the Asian side of ...

Bağcılar Bağcılar is a district located on the European side of Istanbul. The district is located near the city centre, just north of Bahçelievler, between the two major ring roads, TEM and D100 (formerly E5). The district is the third most populous ...

Küçükçekmece Küçükçekmece (; meaning “small-drawer”, from much earlier ''Rhagion'' and ''Küçükçökmece as “little breakdown''" or “''little depression''”, in more ancient times just as Bathonea), is a suburb and district of Istanbul, Turke ...

and

Başakşehir Başakşehir is one of the 39 second-level districts in Greater Istanbul, Turkey. The population of Başakşehir is 311,095 as of 2012. It is in the European part of Istanbul. History Former name of the area was Azatlık. The area specialized ...

. The travel time between the end stations will be 19.5 minutes. It is expected that the metro line will carry around 500,000 riders daily. It will serve about 2.5 million people living in the area and visiting those districts. Connections to other metro lines will be at Ataköy to

Marmaray The Marmaray () is a intercontinental commuter rail line in Istanbul, Turkey. A rail tunnel running under the Bosphorus strait was connected to an upgraded version of the old suburban train service (known as the banliyö), allowing trains ...

, at Yenibosna to M1A (Yenikapı–Atatürk Airport), at Çobançeşme to (Yenikapı-Sefaköy), at Mimar Sinan to (Kirazlı-Halkalı), at Atatürk Mahallesi to (Mahmutbey-Bahçeşehir-Esenyurt) and at İkitelli Sanayi to M3 (Kirazlı-Başakşehir Olimpiyat). The construction of the metro line began in February 2016. The line consists of two tubes, which are being bored by four

tunnel boring machine A tunnel boring machine (TBM), also known as a "mole", is a machine used to excavate tunnels with a circular cross section through a variety of soil and rock strata. They may also be used for microtunneling. They can be designed to bore thro ...

s, two at each end. The city of Istanbul approved of a loan of 338 million to complete the construction. While the Olimpiyatköy branch of the M3 line (Olimpiyat - İkitelli Sanayi) was unified with the M9 line, the first stage of the metro line (Bahariye - İkitelli Sanayi) was completed and opened on 29 May 2021. The M9 operates between Bahariye and Olimpiyat until the full opening in 2023, extending the line between Olimpiyat and Ataköy.

Stations

References

Istanbul Metro Bakırköy Bahçelievler Küçükçekmece Başakşehir Bağcılar Transport infrastructure under construction in Turkey {{Istanbul-metro-stub