CTE Malaysia


Shenzhen Metro CR52-65

CREG have supplied 14 TBM’s for work on Line 9 of the Shenzhen Metro. These machines started working in 2013. The geology is Gravelly Sand and Clay, but with some lengths where granite is encountered.


Location Shenzhen Metro Line 9
Geology Mixed faces, gravel/sand/clay with granite
No. of TBM 14
Outer TBM Diameter 6.28 m
Length, incl. Backup 80 m
Cutterhead Power 945 kW & 1120 kW Hydraulic Drive
Typical Progress Rate 10 rings/day

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