SHAFT ASSOCIATED ACTIVITIES
Specialised Mining Services can provide consulting,engineering,construction and maintenance services in the following areas:-
SHAFT PRE-SINK ACTIVITIES
- Initial Site Works
- Collar Establishment
- Pre-Sink Beyond the Collar
MAIN SINK SETUP – INSTALLATION
- Installation of Winders & Winder House
- Installation of Shaft Sinking Headframe
- Roping-up Conveyances
- Shaft Collar Door Installation
COMMISSIONING AND TESTING
- Winder Faults
- Hoisting System Faults
MAINTENANCE OF WINDING SYSTEM
- Winder Audits
- System Audits
OPERATION OF WINDING SYSTEMS
- Control of Winding Operations
- Winder System Prestart Checks
- Shaft Signals and Communication Systems
MAIN SINK
- Drilling Shaft Shot Holes
- Charge-up & Firing
- Re-Entry after Blasting
- Blind Sink
- Strip and Line
- Raise boring
- Installation of Ground Support
- Shotcrete
- Concrete Lining – Slip Formwork (kerb ring & shutters)
INSTALLATION OF SHAFT SERVICES
- Install services such as power and pump columns
- Underground ventilation
EQUIPPING THE SHAFT
- Install shaft guides and buntons
- Install skips
- Install guideropes
- Pumps and dewatering rising mains
TUNNEL ASSOCIATED WORKS
Construction includes:-
- Tunnel boring
- Roadheader works
- Drill and blast
- Ground support (thin spray-on membranes, bolts and mesh)
- Shotcrete
- Concrete works
- Watersealing
- Installing services eg. fans, power cables, pipework etc.
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