DD322i Development drill rig

Sandvik DD322i is a compact size, twin-boom drill, highly automated to provide a high level of performance, accuracy and reliability for underground development drilling and small scale tunnelling.

Sandvik DD322i has a new carrier and new design, and can tram in small headings and in tight corners and intersections. The Boom Control While Tramming (BCWT) option allows the operator to simultaneously control the two booms while tramming, ensuring improved control when moving the drill.

The new SB55i booms with two roll-overs ensure improved drilling performance and accuracy as well as high flexibility to drill crosscut and bolt holes.

The drill is equipped with features such as boom collision avoidance system and teleremote drilling capabilities(option) to make operations underground safer.


- 18% increase in face drilling coverage
- 48% bigger side coverage
- Wide range of automatic drilling functions ensuring drilling accuracy for high pull out and low overbreak
- Optimized intelligent torque drilling control system
- Readiness for tele remote drilling & automatic bit changing
- More than 55% additional cabin visibility thanks to larger windows and glass doors
- Modern and ergonomic cabin for maximum operator comfort with low noise level