Blasting of a U-Turn Tunnel in Metro D

At the construction site of the first section of the Prague metro D Pankrác-Olbrachtova, which is being carried out by an international consortium led by division 5, on Thursday January 11, the blasting of the second top heading of a U-turn tunnel took place behind the station Pankrác D. The gradual blasting of all the explosives from the core till the contour of the excavation caused a light effect. Each detonator was timed according to the project at one tenth of a second increment.