Tunnel

Bulgaria has begun construction of the longest tunnel in the Balkans, as part of the railway between Sofia and the Bulgarian Black Sea city of Bourgas.

The tunnel is located about 30 kilometres from Sofia in a mountainous area and is 6.8 kilometres long, making it twice as long as Bulgaria's current longest tunnel, in Koznitsa.

Caretaker Minister of Transport Georgi Todorov gave the official start to the modernization of the Elin Pelin-Vakarel railway line which includes the construction of the longest railway tunnel in the country. The entire section is 20 kms. long, the length of the tunnel is 6.8 kms.

Ljubljana – An upgrade of the eastern tube of the Golovec tunnel on the north-eastern section of the Ljubljana ring road has been completed. The tube will partly reopen to traffic on Saturday, lane restrictions will have been completely gone by Sunday evening.

Turkish Border guards detected a tunnel dug from Syria to Turkey, said the country's Defense Ministry on May 1.

"Thanks to the vigilance of our heroic border guards in [the southern] Hatay province, it was found that a tunnel was dug from Syria to Turkey," the ministry said on Twitter.

A vehicle rolled down a hill and smashed into a passing train, partially derailing it outside a rail tunnel in Taiwan and killing at least 36 people and injuring dozens. Survivors climbed out windows and onto roofs to reach safety in Taiwan's deadliest railway disaster.

A train partially derailed in eastern Taiwan on April 2 after colliding with an unmanned vehicle that had rolled down a hill, killing 48 people. With the train still partly in a tunnel, survivors climbed out of windows and walked along the train's roof to reach safety after the country's deadliest railway disaster.

A passenger train smashed into a vehicle on its tracks and partially derailed outside a rail tunnel in Taiwan on April 2, and police said at least 34 people were killed and dozens injured. Survivors were climbing out windows and onto roofs to reach safety in the island's worst railway disaster in decades.

Jesenice – Work on the second tube of the Karavanke Tunnel on the border with Austria is on schedule. Turkish Cengiz workers have already bored some 550 metres of what is a roughly 3.5-km tube on the Slovenian side. No major problems have been encountered since boring started last August and is expected to be completed in two years.

Security units have found a tunnel, which is some 30 meters deep and leads to a church nearby, under a house, which they raided in the Balat neighborhood of Fatih district in Istanbul early Dec. 22.

"The tunnel has two entrances," an official said.

From 15.30 the movement of trains in the section of the narrow-gauge line between the villages of Tsvetino and Avramovo  was suspended due to a fallen rock mass immediately after tunnel 16.

For this reason, the passenger train from September to Dobrinishte stops waited in the tunnel after the locomotive of the train hit the rock mass at the exit of the tunnel.