Impala Platinum No 20 Shaft Project

Type: Shaft Sinking, Impala Platinum Mine
Construction Date: August 2005 - 2011
Location: Rustenburg, South Africa
S 25.422559° E 27.157152°
The Impala Platinum Shaft 20, situated close to Sun City started early 2005. During stabilization of the shaft rock face Vibrating Wire Strain Gauges were installed at various pre-determined positions. Strain Gauges were installed in a two dimensional rosette (horizontal and vertical) formation and embedded with shotcreet.

Impala Platinum Mine Instrumentation consists of the following:
  • Vibrating Wire Strain Gauges in the shaft to measure stress and strain.

Installed Instruments Specification:
Strain Gauges (Rock Face/Shotcreet)
Geokon Vibrating Wire Strain Gauges Model 4200
Readout unit
Geokon Readout unit Model GK 403

Designers: N/A

Consulting Engineers: TWP Consulting

Contractors: Murray & Roberts, Grinaker LTA

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