
COMACCHIO GEO 901 is a drilling rig for geotechnical and environmental investigation. Different sampling and drilling methods can be used according to the head and auxiliary equipment fitted. Ground conditions, the required sample and the investigation objective determine the drilling method.
The GEO 901 represents the large-capacity class of GEO crawler investigation rigs. Its high pullback force supports deep wireline work; mud rotary, DTH and RC equipment extends its use to water well drilling.
| Technical data | |
|---|---|
| Diesel engine power | 188–209 kW |
| Pullback force | 20,000–30,000 daN |
| Feed stroke | 4,500–7,000 mm |
| Clamping range | 75–435 mm |
Performance and dimensional ranges cover different versions. The drilling method, head and auxiliary equipment determine the specific machine configuration.
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