Certificate In Strata Control - Metalliferous Exam Practice Questions - Certificate In Strata Control - Metalliferous (South Africa) Exam

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In deep South African tabular gold mines subject to rockburst conditions, what is the primary function of a Rapid Yielding Hydraulic Prop (RYHP)?

To maintain a rigid, unyielding force until the surrounding rock mass fails completely To yield at a controlled force under high-velocity dynamic convergence while maintaining support resistance To provide temporary support during drilling only and be removed prior to blasting To serve as a passive timber replacement without any internal pressure relief mechanism

Correct Answer:

To yield at a controlled force under high-velocity dynamic convergence while maintaining support resistance

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