Hs2 route chilterns. The C1 route commences with a 3. Jan 20, 2026 · S eventy metres down, in deep incognito beneath a disguised ventilation shaft in the Chilterns countryside, lies HS2’s buried treasure: two 10-mile tunnels, built to avoid an area of Jan 19, 2026 · Construction has finished on HS2's longest tunnel, which includes extensions with ventilation holes carved out to prevent sonic booms. #photosofbritain #photosofengland #explore Jan 19, 2026 · Construction has finished on HS2's longest tunnel, which includes extensions with ventilation holes carved out to prevent sonic booms. Sep 11, 2025 · HS2 documents library - Search and download technical specifications, environmental reports, planning documents, and official project materials. Use HS2’s interactive map to explore the entire route of Britain’s new high-speed railway. Get updates on tunnels, viaducts, bridges, utility works, road closures and community engagement. HS2 tunnels: Buckinghamshire Over 20 miles of tunnelling under the Chilterns Aylesbury Tunnel boring machine (TBM) direction Green tunnel Check maps to find out the proposed routes of the High Speed 2 (HS2) rail network - Phase 1, Phase 2a and 2b. Alas, the property - on a quiet and picturesque lane outside Hyde Heath - has its own tragedy coming up: it’ll soon have the HS2 route on its doorstep. HS2 work is continuing at the South Portal compound in West Hyde including fabrication of tunnel lining segments for the Chiltern Tunnel as well as treatment of wet chalk known as slurry from the two tunnel boring machines that are currently boring two ten mile tunnels underneath the Chilterns. Trains travelling at 200mph will take only three minutes to go through the 10-mile Chiltern tunnel, which runs under the Chiltern Hills in Buckinghamshire. ubs afh zdffw ssl zrwp mvrj tfc wjfc grwcr amhizmv