Trelleborg to supply seals for Chinese immersed tunnel project
https://www.youtube.com/watch?v=9qIEZOf8EPk Trelleborg&...project. In traditional construction, bulkhead and concrete pouring would ta...nd a maximum 1700mm movement under a 35-meter water head. Trelleborg was the ideal cho...Excavation begins for HS2’s first ‘barn design’ tunnel vent shaft
Excavation begins for HS2’s first...halfont St Peter will be topped with a headhouse inspired by nearby barns...rilling rig with a specialised cutting head was used to excavate the wall...ng the Chiltern tunnels. Topped with a headhouse inspired by the style of...Singapore: Construction Works on the Cross Island Line-Punggol Extension Commences
LTA announces; The Land Transport Authority (LTA) marked the start of construction...manpower. c. Customised reinforcement bars, known as head-bars, will also be installed...
cover tunnel photo by: Matt Brown from London, England / CC BY
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