Anglo American – Bokoni Mine – Brakfontein Vent Shaft for MRC 2EO & 6W1

Amount: R30,000 000.00 | Period: Jan 2013 – Feb 2014

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Bulk excavation to a depth 20m & stockpile 102 000m3 of material. (Ventilation shaft 2EO)
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Bulk excavation to a depth 10m & stockpile 11000m3. (Ventilation shaft 6W1)
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Construction of 170m3 reinforced concrete piling base, & 40m*40m terrace for raise bore machine. (Shaft 2EO & 6W1)
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Installation of 4.5m dia. Precast concrete rings to a height of 20m. (Shaft 2EO)
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Installation of 6.1m dia. Precast concrete rings to a height of 10m. (Shaft 6W1)
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Backfill & compact box cut 102 000m3. (2EO)
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Backfill & compact box cut 11000m3. (6W1)

Bulk Earthworks

Structural Concrete