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Tunneling Jumbo: DT1231i

Number of arms

3

Tunnel section

19.000 x 11.900 mm

Hammer Power

25 KW

Sandvik DT1231i three-boom, electro-hydraulic jumbo is designed for fast and accurate drilling in tunneling and cavern excavation. It drills holes with a diameter of 45 to 64 millimeters (1 ¾ to 2 ½ inches) with a depth of up to 6.1 meters (20 feet). Sandvik DTi jumbos are fast, accurate and user-friendly. They offer an excavation result of the highest quality with a low operating cost thanks to several features: iSURE tunnel management program, intelligent iDATA control system, high frequency Sandvik RD525 drills and robust booms.To further improve the excavation process, remote access via WLAN can be chosen. This allows web-based data transfer as well as online MWD.

Tunneling Jumbo