To ask the Secretary of State for Transport, what work HS2 Ltd has carried out in Eddisbury constituency since 17 July 2013 on mapping unmapped (a) pipework, (b) brine wells and (c) other brine extraction infrastructure.
4 May 2016
No field mapping has been carried out except two successive (2014 and 2015) HS2 LiDAR surveys of the route in Cheshire.
HS2 Ltd has commissioned from a mining engineer (in consultation with the Cheshire Brine Subsidence Compensation Board) a study of the saltfield, including the location of known brine wells.
HS2 Ltd has consulted with brine/salt extraction stakeholders in the Eddisbury constituency, including Tata Chemicals Europe Ltd. and Compass Minerals UK Ltd.
Following a route decision in autumn 2016 HS2 Ltd will begin production of a full Environmental Impact Assessment.