Stateway Switchboards - City of Johannesburg, Gauteng 

Operate a mobile crane to lift, move, position, and reposition loads. Control crane functions by depressing buttons and foot pedals as well as manipulating…

Stateway Switchboards - City of Johannesburg, Gauteng 

1 Drill holes in ore or rock in mine or quarry to facilitate blasting quarrying, using jackhammer. 2 Connect steam or compressedair water lines to hammer.