Roof, Face, and Rib Control | Midpage

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Code of Virginia

Article 4

Roof, Face, and Rib Control

45.2-709Roof, face, and ribs to be secure 45.2-710Roof control plans 45.2-711Instruction of miners 45.2-712Copies of plan 45.2-713Automated temporary roof support systems 45.2-714Supplies of materials for supports 45.2-715Examination and testing of roof, face, and ribs 45.2-716Mapping of roof falls 45.2-717Unsafe conditions 45.2-718Removal of supports