December 2014 Charterhouse Square Ground Treatment - Update

Thank you very much for your patience whilst we continue to Duration of work construct the new . • Phase Two works at We have installed the first borehole within the Square to assess whether there are any sand lenses. Should a sand lens be commences from 05 detected, we can treat the ground and prepare it for the safe January 2015 for a six arrival of Elizabeth and Victoria; the two Tunnel Boring Machines week period tunneling from the east. • Works to take place during core hours and possible extended hours: Monday to Friday

08:00 to 20:00 Saturday 09:00 to 16:00 What to expect • Some brief noisy periods

from the drilling through the upper ground What we will do • Acoustic screening will be Phase 2 – Ground Treatment 05 January – February 2015 used to reduce the noise impact from the works As soon as investigations are concluded and sand lenses are • Vehicle and pedestrian known to be present we will carry out ground treatment as from access will be unaffected 05 January 2015. To achieve this we will install a further ten • Once the boreholes have boreholes by drilling the ground and injecting cement like mixture into the ground through the plastic tubes. (Please see been established and diagram above) treatment carried out the area will be returned to Hoardings have already been installed to screen off and protect their current condition the area and acoustic blankets will be used as standard to minimise any noise generated. We will also adopt best practicable means in order to minimise noise and ensure that we remain within the limits set by the Local Authority. We apologise in advance should this cause any disturbance. If you have a complaint or query, please contact the Crossrail Helpdesk number listed below.

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About Crossrail Farringdon Community Liaison Panel Crossrail is Europe’s largest construction project, Crossrail runs a community liaison panel for delivering a new railway for London and the each station to keep local South East. community representatives informed of When the service opens Crossrail trains will travel progress and plans. If you would like further from Reading and Heathrow in the west to information please contact Shenfield and Abbey Wood in the east via new [email protected] twin tunnels under central London. It will link Heathrow Airport, the West End, the and Canary Wharf.