Parla tunnel drilling completed

Parla tunnel drilling completed: High Speed ​​Train (YHT) construction in Geyve district of Sakarya The drilling operation in the Parla tunnel was completed.
According to the information received from the authorities in Ankara-Istanbul between the high-speed train project 18 July 2013 in the town of Geyve began drilling operations in the Parla tunnel light appeared. The excavation of the Parla Tunnel, which is a thousand 8 meters in length, was completed.
Tunnel excavation works were completed at the Parla Tunnel.




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