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Line M3 of Ankara Metro, constructed by COMSA, inaugurated today

President of Spain, Mariano Rajoy, and the Prime Minister of Turkey, Tayyip Erdogan, have inaugurated today the Batikent-Sinçan line (M3) of the Ankara metro, constructed by COMSA.


The M3 line project has involved 11 stations, two of which are completely underground and the rest on the surface. The section has a total length of 31,3 kilometres, having approximately 20,8 kilometres of ballast track and 10,5 kilometres of slab track. Its implementation has involved the civil engineering, architecture, infrastructure and superstructure and electrical and mechanical work required for commissioning of the line in early 2014.

The works have been executed in 24 months, with a global investment of 44.5 M€.

The Ministry of Transport of Turkey (currently AYGM), through the Directorate General of Infrastructure Works, entrusted COMSA with building also the Kizilay-Çayyolu (M2) Ankara metro line. The company will finish the project during the next months. The M2 line has a track length of 33 kilometres and 11 stations.

Both projects have required a total investment of 100 million euros and have been implemented in conjunction with the local company Açilim Insaat.

Other projects in Turkey

In parallel, COMSA has been executing other projects in Turkey. The company has built line 1 of Bursa’s circular tramway, which is already in circulation. COMSA’s works include the construction of the line (7 kilometres of single circular track), 13 stations, a workshop, the infrastructure and superstructure, as well as the electrification and signalling of the entire installation.

Additionally the firm will finish soon the construction of Gaziantep’s tramway line 3, a project valued at nearly 20 million euros. The new layout will comprise a total of 6.5 kilometres of double track, with eight stops and three substations. In addition to the infrastructure, COMSA will also be in charge of the track’s electrification and signalling.


COMSA’s 120-year history and its international presence vouch for its capacity to undertake all kind of projects in the infrastructure sector. It began operating in 1891 with track work projects and station renovation. Today it finds itself among the leading construction companies in Spain and it has a strong international presence (France. The company is specialized in construction and maintenance of railway lines; high speed and conventional lines; metros and trams; railway installations; construction, conservation and maintenance of roads; emblematic buildings; maritime, port, airport, hydraulic and urban projects, tunnels and subterranean works. COMSA is the infrastructure company of COMSA EMTE, one of Spain’s top groups in integrated infrastructures, engineering, environment and technology. COMSA EMTE is present in 25 countries and develops activities in the five continents.

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