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    Basic principles for stable gullies in the gold and,of the geometry of falls in gold mines show that most falls,between 25° and 70°6 In the intermediate depth to deep mines, the area extending about 6 m up dip from the strike gully between the face and the first row of support is particularly vulnerable to falls of ground,bound hoppers to scraper and boxhole layouts, with haulages .

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    A gully is an excavation cut in the immediate footwall or hangingwall of the reef for the purpose of enabling the removal of rock from the face or providing access to the face for mining personnel or material1. The gully sidewalls and hangingwall often pose a serious stability problem in the gold and platinum mines in South Africa, since

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    Some attempts have been made in gully rock handling with the introduction of a continuous scraper and trials of automated scrapers. Despite intensive efforts in face cleaning operations, the only

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    Basic principles for stable gullies in the gold and,of the geometry of falls in gold mines show that most falls,between 25° and 70°6 In the intermediate depth to deep mines, the area extending about 6 m up dip from the strike gully between the face and the first row of support is particularly vulnerable to falls of ground,bound hoppers to scraper and boxhole layouts, with haulages .

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    As I traversed this gully on a previous occasion, one of those lucky scrapers in abandoned claims was pointed out to me at the door of an inn as “a shocking example” of the good-natured imprudence and reckless indulgence which were so often shown by lucky diggers in the early days of mining.

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