Article 4 - ROOF, FACE, AND RIB CONTROL
- Section 45.2-709 - Roof, face, and ribs to be secure
- Section 45.2-710 - Roof control plans
- Section 45.2-711 - Instruction of miners
- Section 45.2-712 - Copies of plan
- Section 45.2-713 - Automated temporary roof support systems
- Section 45.2-714 - Supplies of materials for supports
- Section 45.2-715 - Examination and testing of roof, face, and ribs
- Section 45.2-716 - Mapping of roof falls
- Section 45.2-717 - Unsafe conditions
- Section 45.2-718 - Removal of supports