Review of Drilling Equipment Operation
To: Head of Sales Department, Ilyin S.A.
Dear Sergey,
In November 2017, Fundamentstroymaks LLC used the Storm 20S drilling rig to perform geological surveys.
- Location of drilling operations: Vinnytsia region, Tulchyn district, Zaozernoe village.
- Soil category: Sandy-clay soils with (10–30%) small pebbles, crushed stone, and gravel.
- Work performed: 20 boreholes with a diameter of 125 mm and depths ranging from 15 to 30 meters.
- Average drilling speed: 2 to 5 meters per hour.
- Drilling method: Dry auger drilling.
During the work, the declared performance characteristics of the Storm 20S drilling rig were confirmed.
Director of Fundamentstroymaks LLC
V.A. Pryadka


