2015 Double Shield Tunnel Boring Maschine for hard rock

Double Shield

Tunnel Boring Machine

for hard rock

Typ of TBM Hardrock Double Shield TBM

Manufacturer Robbins / Herrenknecht

Year of manufacture 2015, 2020

Boring diameter DME = 7.100 m

Length 14 m

Main drive power 7 x 330 kW = 2.310 kW

Main trust force 33.780 kN @ 350 bar

Stroke length 1.760 mm

Installed power 4.800 kVA

Weight ca. 770 t

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