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DT821 SC

Manufacturer Sandvik
Machinery category Jumbos
Machinery type Drill

Characteristics

Tunnels size 8 420 x 14 210 mm
Covered area 12-110 m2
Holes length up to 6.180 mm
Holes diameter 43-64 mm
Weight : 27.000/29.400 kg
Dimensions
Length 14 930 mm
Width 3 000 mm
Height 3 600 mm
Main components:
Hammers: 2xRD525, 25 kw
Control system: Electronic TPC 561
Total input power: 180 kW
Arms: 2xSB90
Slide: TF500, 16 ft

Related projects

Emergency due to serious damage to the lining of the Toses tunnel. Ripoll - Puigcerdá line

The Toses tunnel has a length of 3,904 m and is located between PP.KK 29+745 and 33+649. The repair areas total 947 meters where the following actions have been carried […]