Herrenknecht Epb Shield S-574

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HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

HERRENKNECHT EPB SHIELD S-574 FOR HIGHWAY TUNNEL GALLERIA SPARVO.

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

PRODUCT PORTFOLIO OF HERRENKNECHT GROUP. MECHANIZED TUNNELLING TECHNOLOGY.

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

STEEP TUNNELLING.

St. Petersburg 30 downhill EPB Shield Access metro station

Limmern 40 uphill Gripper TBM Hydropower

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

DIRECT PIPE.

Rheindker Worms | Germany Pipe Thruster HK250/500PT Pipeline diameter: 48 Max. pull / thrust force: 500 t Customer: Sonntag Baugesellschaft mbH & Co. KG

AVN1000C

Diameter: 1,326mm

Max. torque: 150kNm

Tunnel length: 464m

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

VERTICAL SHAFT SINKING.

Naples Shafts for Metro Linie 1 Diameter max. 9,000mm 10 Shafts Inner diameter 4,500mm Depths up to 45m

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

HERRENKNECHT EPB TECHNOLOGY. SAFE MECHANIZED TUNNELLING IN SOFT GROUND.

Operational principle and face pressure control

1 Tunnel face 5 Thrust cylinders

4 Pressure bulkhead 7 Erector 8 Segment lining

2 Cutting wheel

3 Excavation chamber 6 Screw conveyor

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

S-574 GALLERIA SPARVO. OVERVIEW. Excavation diameter: 15.615 mm Tot. installed power: 16.800 kW

Machine Type: EPB Shield

Tot. length of machine: 130m

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

2.700 TONS OF HIGHTECH.

Shield machine:

2.700t

Total weight incl. backup system: 4.500t

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

CUTTERHEAD DRIVE.

12 electric motors with 1.000 kW each

24 Hydraulic pumps able to displace up to 26.820 l/min

50 hydraulic motors each with a torque of 2.400 Nm

Main drive weight completely assembled 400 tons

Max working pressure 320 bar

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

TORQUE. Cutterhead power: 12.000kW Cutterhead rotation speed: 2,16 rpm

Nominal torque: 94.800kNm

Max. torque: 125.000kNm

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

THRUST FORCE. Normal operation: 315.000kN at 400bar Max. thrust force: 400.000kN at 500bar Advance speed 10 mm/min

Illustration to be updated

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

CUTTERHEAD AND CUTTING TOOLS.

Designed and aranged for optimized excavation:

76 disc cutters, 216 cutting knifes, 24 buckets, 1 center knife

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

EXCAVATING AND LINING THE TUNNEL.

More than 957.000 m3 to be Ring length: 2m

Ring division: 9+1 segments

excavated in total for two tunnel drives

2.500 rings with a total weight of 390.000t for 2 x 2.5km of tunnel

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

SCREW CONVEYOR.

Length: 22,7 m Diameter: 1.600 mm Installed power: 2.000 kW

Max. speed: 22.5 rpm

Max flow of excavated material: 1990 m/h

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

TAILSKIN.

Double-shelled tailskin

3 lines of wire brushes + 1 line of spring steel plates

12 grout lines + 12 spare lines

19x3 grease lines

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

ROTARY UNIT

16 foam lines going to the cutting head

New high pressure cleaning system for the foam lines (4 lines)

2 Copy cutters at 180

B.E.A.M. system

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

FIRE DAMP PROTECTION.

Double-shelled belt conveyor pipe, gas tight

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

FIRE DAMP PROTECTION.

Double-wall pressurized at 40 mbar to avoid gas leakage from the pipe CH4 sensors monitoring constantly the presence of gas Flushing mode to increase the ventilation into the pipe All the equipment in the pipe Ex-proof, at least IM2 class

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

FIRE DAMP PROTECTION.

Void detection system in the excavation chamber Viscosity Detector Radar System

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

FIRE DAMP PROTECTION.

Ventilation and gas monitoring systems accessible from the control

cabin

13 gas sensors distributed over shield, backup and excavation chamber

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

FIRE DAMP PROTECTION.

Redundant ventilation system (2 independent lines)

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

FIRE DAMP PROTECTION.

Essential services (lights, communications, ventilation, gas

monitoring system) IM2 Class

Separate 15 kV line to supply all the Ex-proof equipment on the TBM

HERRENKNECHT AG | UTILITY TUNNELLING | TRAFFIC TUNNELLING

THANK YOU FOR YOUR ATTENTION.

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