Environmental and Geotechnic Drilling
RNB has drilling machines to carry out your environmental and geotechnical studies. Please contact us to receive more information.
Our two (2) most popular drilling machines are the Geoprobe 420 M and the Fraste Multidrill SL.
GEOPROBE 420 M
Ideal drilling machine for limited access interiors like basements or garages. This lightweight and small yet powerful machine was specifically designed to be durable and capable to complete jobs in limited access spaces. It can be manually lifted and carried at desired location. It can easily fit in a garage or basement or any other commercial area.
Weight: 425 lbs./ 193 kg.
Height (folded): 62 in. / 158 cm.
Height (unfolded): 94 in. in. / 240 cm.
Width: 23 in. / 58.5 cm
Stroke: 42 in.
Down Force: 11,7000 lb
Retraction Force: 14,000 lb.
Hydraulic Pressure (system): 2,000 psi
Hydraulic Flow Rate (system): 12 gpm
Hammer System: GH42
Percussion Rate: 30 Hz
Torque: 345 ft. lb.
Rotation Rate (bi-directional): 125 rpm
48-in. Direct Push Tooling
Probe Rod Sizes: 2.25 in., 1.5 in., 1.25 in.
Macro Core® MC5 Soil Sampling
42-in. Stroke accommodates 36-in. Tooling
Reliable Geoprobe® GH40 hammer system
23-in. width fits easily through doorways
Pin-in outrigger legs enhance stability
Fast connexions to remote power unit
Easily portable from site to site or to remote locations
FRASTE MULTIDRILL SL
Versatile Drilling Rig – Pocket-sized yet featuring all high qualities of a large drilling rig! It will surprise you with its high reliability and productivity. The machine is mounted on rubber tracks that allow the machine to drive on any surface. Furthermore, rubber tracks will not leave any damages to paved surfaces.
Weight: 5511 lbs. / 2500 kg.
Height (folded): 87 in. / 220 cm.
Height (unfolded): 177 in. in. / 450 cm.
Width: 30 in. / 78 cm
Power: CAT C2.2 / Tier 4 I / 36,3 Kw (48,7Hp)
Fuel tank capacity: 45 l (11 gal)
Rotary head stroke: 1800-2300-2800 mm (5,9 /7,6/9,2 ft)
Pull-up: 2500 daN (5620 lbf)
Pull-down: 2500 daN (5620 lbf)
torque: 470 daNm (3466 ft lbf)
speed: 900 rpm
Clamp Ø: 40-215 mm (1,6”-8,5”)
Clamping force: 8500 daN (14162 lbf)
Break-out torque: 960 daNm (7080 ft lbf)
Main Winch: 500 daN – 50 mt/min (1124 lbf – 164 ft/min)
Quadruplex pump: 80 lt/min – 40 bar (21 gpm – 580 psi)
Hydraulic SPT device: 760 mm – 63,5 daN (30” – 142 lbf
3 1/5” and 6” drill augers
Bedrock coring NQ 40
Versatile: modular mast and great fitting availability to choose from
30-in. Width fits easily through doorways