Subjgrp 56. Drilling
- § 56.7002 - Equipment defects.
- § 56.7003 - Drill area inspection.
- § 56.7004 - Drill mast.
- § 56.7005 - Augers and drill stems.
- § 56.7008 - Moving the drill.
- § 56.7009 - Drill helpers.
- § 56.7010 - Power failures.
- § 56.7011 - Straightening crossed cables.
- § 56.7012 - Tending drills in operation.
- § 56.7013 - Covering or guarding drill holes.
- § 56.7018 - Hand clearance.
- § 56.7050 - Tool and drill steel racks.
- § 56.7051 - Loose objects on the mast or drill platform.
- § 56.7052 - Drilling positions.
- § 56.7053 - Moving hand-held drills.
- § 56.7055 - Intersecting holes.
- § 56.7056 - Collaring in bootlegs.