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Equipment tagged with [medium-large tunnel cross section]

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<p>Sandvik DD421 boosts productivity in mine development and small scale tunneling. Powered by new efficient rock drills, robust booms and a wide selection of feeds, it offers an optimal coverage of 60 m<sup>2</sup>. The new carrier layout is specifically ...
<p>The Sandvik DD531-S60C is a 3-boom electro hydraulic jumbo for fast and accurate drilling in tunneling and cavern excavation of 12 - 75 m2 cross sections. The advanced, electronic controlled drilling system with added automatic functions and different optional ...
<p>The MT520 tunneling roadheader is a new concept of a construction roadheader in the 100 tons class, based on easy exchangeable modules, selectable to adapt the MT 520 basic machine to a vast variety of applications. An 8 meter cutting height module makes ...