Engineer died under a tonne of concrete

Three Crossrail building contractors are facing massive fines after an engineer was crushed to death under a tonne of wet concrete. Slovakian Rene Tkacik, 44, died working in a tunnel 32ft below Fisher Street, Holborn, on March 7 2014. Mr Vizitiu, described as a ‘hugely experienced’ engineer, suffered severe head and hip injuries when he was struck by the high-pressure mixture of water and concrete. He had been carrying out a routine operation to clean concrete lines when the accident…