The General Directorate Of Highways ( or KGM) is a state agency responsible for the construction and maintenance of all public roadways outside of cities and towns in Turkey. It was established on 1 March 1950, following the enactment of the International Highways Act in 1949. The agency operates as a subsidiary of the Ministry of Transport and Infrastructure.
With its 18 regional divisions across the country, the agency maintains a road network totaling 68,633 km, comprising of motorways (Turkish: Otoyol, prefixed by "O"), of state highways (Turkish: Devlet yolu, prefixed by "D"), and 34,136 km (21,211 mi) of provincial roads (Turkish: İl yolu, prefixed by the two-digit province code). This network includes related infrastructure such as bridges, viaducts, and tunnels.
The General Directorate of Highways (GDH) manages the toll plazas on toll roads and toll bridges, utilizing automated toll collection systems, including transponder-based OGS and RFID-based HGS.
Divisions Source:Regions 1st — Istanbul Province, Northern Marmara Region 2nd — Izmir Province, Aegean Region 3rd — Konya Province, Aksaray, Afyonkarahisar, Ardahan 4th — Ankara Province, Kırıkkale, Eskişehir, Bolu, Düzce 5th — Mersin Province, Adana, Kahramanmaraş, Hatay, Osmaniye, Kilis 6th — Kayseri Province, Cappadocia, Yozgat, Kırşehir 7th — Samsun Province, Middle Black Sea Region 8th — Elazığ Province, Adıyaman, Bingöl, Malatya, Tunceli 9th — Diyarbakır Province, Southeastern Anatolia Region 10th — Trabzon Province, East Black Sea Region 11th — Van Province, Muş, Bitlis, Southern Ağrı 12th — Erzurum Province, Ağrı 13th — Antalya Province, Burdur, Isparta, eastern part of Muğla and southern part of Afyonkarahisar 14th — Bursa Province, Southern Marmara Region, Kütahya 15th — Kastamonu Province, West Black Sea Region 16th — Sivas Province, Erzincan 17th — Motorways in Istanbul, including Bosphorus Bridges 18th — Kars Province, with former districts Ardahan and Iğdır, formerly part of 12th
See also Turkish State Railways TCDD Taşımacılık Turkish Airlines Transport in Turkey Turkish State Highway System High-speed rail in Turkey Rail transport in Turkey Otoyol
References