The first Crossrail tunnel boring machine (TBM) to reach Bond Street station will arrive later this week after achieving a record tunnelling rate of 217m last week.
But, it will be the end of the month before the TBM - named Phyllis - breaks through into the sprayed concrete lined station platform tunnel. It has been working its way west from the Royal Oak portal since May last year.
The BFK joint venture of Bam Nuttall, Ferrovial and Kier is currently constructing Bond Street’s sprayed concrete lined station platform tunnels, working west from the eastern ticket hall site at Hanover Square.
The second TBM - named Ada - was launched in August last year and is currently under Hyde Park. It about 1km from Bond Street and is due to cut into the contiguous piled box of the eastern ticket hall towards the end of next month.