HS2 celebrates first million cubic metres of chalk laid as part of Chiltern grassland transformation: Bulldozer spreading chalk from the Chiltern tunnel – summer 2022
LDA Design and Jacobs, design partners under the Align joint venture constructing the Chiltern Tunnel and the Colne Valley Viaduct as part of HS2 Phase One, are leading a project to create a new nature reserve with diverse habitats in the Colne Valley, England, transforming former arable and mineral extraction land into native woodland, wood pasture and wetlands set within 127ha of species-rich chalk grassland.
Bulldozer and roller spreading chalk near the south portal of the Chiltern tunnel – summer 2022
This distinctive new chalk
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