Otoyol 20 (), O-20, Ankara Çevre yolu (), is a motorway in Ankara, Turkey that forms the ring road of the city. The long beltway connects in the northwest to the Anatolia Motorway, and in the south to Ankara-Adana Motorway.
The beltway is a four lane motorway in both directions on its length.
The beltway is the only ring motorway in Turkey to form a complete ring.
ProvinceDistrictExit No.NameNotesAnkaraYenimahalle K1 – Bolu, İzmit, Istanbul AnkaraEtimesgut K21. TBMM Cd. AnkaraEtimesgut K3 – Ayaş AnkaraEtimesgut K4Istasyon Cd. AnkaraEtimesgut K5Ahi Mesud Blvd. AnkaraEtimesgut K6 – Eskişehir, Uşak, İzmir AnkaraGölbaşı K7Turgut Özal Blvd. AnkaraGölbaşı K8 – Konya, Adana AnkaraGölbaşı K9 – Konya, Adana AnkaraÇankaya Karataş Viaduct 600 mAnkaraÇankayaK10Nato Yolu Cd. AnkaraMamak K11Mavi Göl Cd. AnkaraMamak Bayındır Dam Bridge 400 mAnkaraMamak K12 – Samsun AnkaraMamak Samsun Road Bridge 400 mAnkaraMamakK13Yeşil Kuşak Cd. AnkaraAltındağ Çubuk 1 Dam Bridge 300 mAnkaraKeçiören K14 – Esenboğa International Airport AnkaraKeçiören K15Bağlum Blvd. AnkaraKeçiören K16Yozgat Blvd. AnkaraYenimahalle K17Anadolu Blvd. AnkaraYenimahalle K18Batıkent Yolu AnkaraYenimahalle K19 – Bolu, Sakarya, Istanbul
See also List of highways in Turkey
References
Turkey road map