HS2 Chiltern Tunnel South Portal Headwall West Hyde

The newly-established 17m South Portal headwall for the 10-mile Chiltern Tunnel section of the HS2 high-speed rail link is pictured on 11th August 2020 in West Hyde, United Kingdom. Construction of the headwall and ground reinforcement using more than 636 soil nails were the final stages requiring completion prior to three years of drilling through the Chilterns using two German-made 2,000 tonne tunnel boring machines / TBMs.

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Filename: MK-20200811-HS2-Chiltern-Tunnel-South-Portal-Headwall-007.jpg
Copyright: Mark Kerrison
Image Size: 4242x2828 / 2.2MB; boring britain british chiltern tunnel colne valley construction drilling england english ground reinforcement headwall high speed 2 high speed two high-speed high-speed 2 high-speed rail high-speed rail link high-speed two hs2 line link rail railway site south portal tbms transport tunnel boring machines uk united kingdom west hyde works
Contained in galleries: Mark Kerrison - All pics

The newly-established 17m South Portal headwall for the 10-mile Chiltern Tunnel section of the HS2 high-speed rail link is pictured on 11th August 2020 in West Hyde, United Kingdom. Construction of the headwall and ground reinforcement using more than 636 soil nails were the final stages requiring completion prior to three years of drilling through the Chilterns using two German-made 2,000 tonne tunnel boring machines / TBMs.