Transport secretary, Andrew Adonis, was on hand to open the Highway’s Agency’s £174M project to motorists – 50 years after the Preston bypass was opened by the-then prime minister, Harold Macmillan.

The new, 5.8m-section M6 extension has been upgraded from the old A74 dual carriageway between Carlisle and Guards Mill. Engineers faced several major challenges, including building a new bridge to take the motorway over the River Esk, and building a new Mossband viaduct over the West Coast railway line. Demolition of the old Mossband Viaduct will continue until Christmas.

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