Further significant progress in excavating HS2’s Northolt Tunnel was made when the third of four tunnel boring machines completed its work on 6th June.
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HS2 completes three-day Northants viaduct slide
HS2 has revealed new timelapse footage showing engineers carefully sliding a 1,300-tonne viaduct deck into position near the Northants village of Thorpe Mandeville. The steel and concrete deck of the Lower Thorpe viaduct – which stretches for 220 metres – was assembled to one side before being slid into position in just three days, reaching […]