Brief description of TBM that will be used during the excavation

 

Embossed diameter - 9.89 m

The total length of the machine - about 110 m

Total weight - about 1,800 tons

Assembly machines - cutting head tube shield, deck and 5 cars suspension

 

Type of rings - 7 +1

Outer diameter of the ring - 9.5 m

The inner diameter of the ring - 8.7 m

Segment length - 2 m

The weight of the ring - 60013 kg

 

The maximum pressure of the pistons on the Tubes - 67,193 kN

Size of rolling chisels - 18 inches

Number of tracks cutting discs - 58

Number of cutting teeth - 122

 

Length of auger - 15.4 m

The inner diameter of the screw conveyor - 0.9 m

 

The total installed engine power - 3600 kW

Max. Torque - 27,658 kNm

Rotational Speed 0 to 4.5 rpm

 

For more information, visit TBM technology here.

TBM