In Istanbul, a drilling rig operated by a company working on the Mecidiyeköy - Istanbul Airport metro line, which is affiliated with the Ministry of Transport and Infrastructure, accidentally bored through the subway tunnel, causing damage to the tunnel ceiling and rails. A collision with a train was avoided due to a power failure.
A drilling rig has damaged a tunnel of the Istanbul metro line, - Turkish edition of Sözcü newspaper According to eyewitnesses, the drill penetrated first the tunnel ceiling and then the rails, the collision with the train was avoided due to power failure. https://t.co/S06TIGZmwv
A drilling rig penetrated an underground tunnel beneath Istanbul https://t.co/yqSZvUj84E https://t.co/dZqKc2p8J2
Builders accidentally drilled a hole in the subway tunnel of the city of Istanbul, Turkey. A drilling machine belonging to a company working on the Mecidiyeköy - Istanbul Airport metro line affiliated with the Ministry of Transport and Infrastructure first pierced the ceiling… https://t.co/upyWfeoASh
Drilling rig bored through an underground tunnel in Istanbul https://t.co/81viss4VPW https://t.co/GwaEkgI8Hh
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