Doğançay High Speed Rail Project

Mountains
Small World Map

Location

Doğançay, Turkey

Scope of Supply

13.6 m (44.6 ft) Hybrid EPB TBM

Tunnel Length

At least 7.5 km (4.7 mi)

Ground Condition

Mixed Face, Sandstone, Mudstone, Claystone, Pebbles, Conglomerate, Quartzite, Schist, and Limestone

 

Giant Hybrid EPB Will Adapt
to Changing Ground Conditions

  • Hybrid design will be able to smoothly switch between open and closed modes and between screw and belt conveyor
  • New 24 km (15.3 mi) railway between Ankara and Istanbul will shorten commute time by up to six hours