Overbreak

This proved wise as the south and west walls of the winder chamber overbroke badly and blocky ground was encountered in the area set aside for the electrical equipment.

He was never able to overbreak his rheumatism.

The overbreak depends on several factors. Foremost among them are the following: Spacing between the joints. Shattering effect of blasting on the rock located beyond the payline.

The presence of faults and joint structures in stope walls within the ore body has resulted in overbreak of ore into adjacent stopes.