Nimba Mining Services

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Nimba Mining Services (NMS) is a leading provider of specialized consulting and contract mining solutions in Guinea. We are dedicated to delivering top-tier services that drive efficiency, safety, and profitability for mining projects. With a focus on innovation and excellence, NMS leverages local expertise and global standards to meet the diverse needs of our clients, ensuring the sustainable and responsible extraction of mineral resources.

We Depressurize Pit Walls for better Slope Stability - (Weephole Drilling)

Wall Depressurization

Pit Wall Stability Control

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Send us the scope of work and we will be able to finalize a cost proposal for you. The PRD Weep Hole drilling rig is specialized for creating horizontal weep holes for dewatering purposes, reaching depths of up to 250 meters. Application: Horizontal dewatering Drilling Method: DTH Flushing Medium: Air Drilling Depth: 250 m Hole Diameter: (127 mm - 203 mm) 5" - 8" Rod Handling Method: Hands free rod handling system Rotary Head Type: Top drive Rotary Head Travel:4000 mm Rod Break out method :Hydraulic operated dual Rod clamp Engine - Model: Suitable Diesel Driven - 180 hp Hydraulic system: Max system pressure: 210 bar Hydraulic tank capacity: 560 litres

Drilling Demo

Horizontal Hole Design

The Safest Weephole Drill Rig

Risk Management

If you do not drill & depressurize your pit walls checkout the video below regarding what can happen to your mine.

Coal Mine Collapse in Inner Mongolia

Office Location

Overview

Understand Wall depressurization activities

Horizontal Drain Drilling (Weephole)