DS311 Rock support drill rig

Sandvik DS311 Rock support drill rig

Sandvik DS311 is an electro-hydraulic drill rig designed for rock reinforcement in underground mines with small and medium cross sections. It is the most compact mechanized rock bolter on the market and offers a superior ratio of rock bolt length to drift height, and it can be safely operated by one person. This highly versatile bolter can install all commonly used rockbolt types and lengths from 1.5 to 3 meters (5 to 10 feet).


  • FOPS/ROPS-certified canopy offers increased safety for operators
  • Mechanization of bolting process ensures efficient and durable rock bolt integrity
  • Proven rock drill enables fast performance
  • Globally well-known bolter with the highest productivity in its size class
Technical data
Cornering 7700 mm
Inner 3180 mm, Outer 7700 mm (TUC10)
Engine power 93 kW
Hole diameter 33 - 41 mm
Operating dimension 12,025 x 3,305 x 3,100 mm
DS311 (TUC10)
Tramming dimensions 12,100 x 1,875 x 2,920 mm
Boom / Mast type B26 XLB
Carrier type Wheel mounted, frame steering
Control system Hydraulic controlled THC561
Engine type Deutz BF4M2012C, Diesel
Machine coverage 4.5 m x 4.5 m
Bolting module Mechanized bolting module TUC