Policy paper

HS2 Phase One tunnel proposals in the Chilterns

A summary of general tunnel requirements and assessments made by petitioners against the HS2 Phase One Bill in the Chilterns.

Documents

High Speed Rail in the Chilterns Part 1: General Long Tunnel Requirements

High Speed Rail in the Chilterns Part 2: Chiltern Long Tunnel Proposal

High Speed Rail in the Chilterns Part 3: CRAG Proposal

High Speed Rail in the Chilterns Part 4: REPA Proposal for Extended Chilterns Tunnel

Details

In response to proposals by petitioners in the Chilterns, and in response to petitions against the High Speed Rail (London – West Midlands) Bill, a number of options for a tunnel or tunnel extension in the Chilterns have been evaluated by High Speed Two (HS2) Ltd.

General requirements for long tunnels are set out in Part 1, and the assessment of various options proposed by Petitioners are set out in Part 2 - 4. Part 3 has been updated as of June 2016.

Published 19 June 2015