China’s first tunnel boring machine exported to Italy – a CREG 699 10.03m diameter TBM designed and manufactured by CREG (China Railway Engineering Equipment Group Co., Ltd.) – has broken through.
Excavated tunnel is 4.8km...
Full-scale linear cutting tests to study the influence of pre-groove depth on rock-cutting performance by TBM disc cutter
BiaoLi a,d Bo Zhang a,d Mengmeng Hu a,d Bin Liu a,b,c Wenzheng Cao a,d Bin Xu a,d
a Geotechnical...