Brett Concrete for Crossrail Tunnelling

Crossrail, the new high frequency, high capacity railway, is set to  revolutionise travel in London. Construction is due for completion in 2018. And with 26 miles of tunnels,building this new artery passing through 40 stations is one of Europe’s biggest construction projects. THE CHALLENGETarmac customer Brett Concrete used PCRM CEM I 52,5N and EN450 S Grade fly ash to manufacture …