A spokesperson for Crossrail said:
At around 12.40 today a construction worker engaged on the Crossrail project undertaking utility excavation in the High Holborn area struck a below ground electrical cable. London Ambulance Service, London Fire Brigade and the Metropolitan Police all attended the scene and the worker was taken to hospital. The Health and Safety Executive has been informed.
More top news
Bees Number One is 'best in the league."
A union has said it is worried plans for Wandsworth and Richmond councils to merge may lead to job losses.
A computer disk contained a secret file on the fatal shooting of Mark Duggan by police has been lost.