Pasika: The wokutanga tenzi chirongwa kuti zvizere Metro Network muIstanbul, vanoda Avant Projet d'un Métropolitain à Constantinople uye akafunga nokuda French injiniya L. Guerby, anotangira January 10, 1912. Chirongwa raiumbwa dzinokwana 24 dzemapurisa pakati Topkapı uye Şişli nharaunda uye zvaisanganisira kubatana kuburikidza Golden Horn. Chiteshi chimwe nechimwe aizova 75-mita pachikuva pedyo njanji mutsetse, apo kure pakati nhepfenyuro dzaisiyana kubva 220 kusvika 975 metres. The blueprints chirongwa, izvo haana kwazvakaitwa, vari kuratidzwa nhasi panguva Istanbul Technical University Museum.In 1936 French Urbanist Henri Prost Havasina aronga Metro Network pakati kumatunhu Taksim uye Beyazıt, kuchamhembe uye kumaodzanyemba Golden Horn, zvichienderana. Muna October 1951 Dutch zvakasimba Nedeco aronga nzira pakati Taksim uye Beyazıt, muna 1952 uye kusanganisira kubatana kuburikidza Golden Horn. Zvisinei, chirongwa chakagadzirirwa muna September 14, 1992 "Construction akanga akambomiswa zvachose nokuda kwevanhu vakawanda vachishandisa nzira iyi, asi akazoiswa muna September 14, 1992".
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