Crossrail C300/C410 Compensation Grouting | CFA Piling | Keller UK

Crossrail C300/C410 Compensation Grouting

The compensation grouting scheme on the Crossrail contract for the Western Running Tunnel and Caverns (C300/C410) required the installation of over 45000m of 75mm diameter steel tubes Tubes á Manchettes (TaM) pipes.

The TaM pipes cover an approximate area of 50000m2 in the Bond Street and Tottenham Court Road stations.

Crossrail is the largest and most ambitious projects in Europe.

Works started n May 2009 and required over 10,000 people working across over 40 construction sites.

It involves the construction of 42km of twin underground railway tunnels and 10 new stations. The line commences in Maidenhead and the existing station, runs beneath London from Paddington to East London When it opens in 2018, it will transform rail transport in London, increasing capacity by 10% and cutting journey times across the city.

Keller carried out the Compensation grouting works as mitigation to the large diameter platform tunnel and cross passage excavations underneath densely populated areas of high value and with critical assets.

System: Compensation Grouting

Client: Crossrail

Contractor: Bam Ferrovial Kier JV

Year of Execution: 2013/14

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