Subjgrp 171. Drilling—Surface Only
- § 57.7002 -
- § 57.7003 - Drill area inspection.
- § 57.7004 - Drill mast.
- § 57.7005 - Augers and drill stems.
- § 57.7008 - Moving the drill.
- § 57.7009 - Drill helpers.
- § 57.7010 - Power failures.
- § 57.7011 - Straightening crossed cables.
- § 57.7012 - Tending drills in operation.
- § 57.7013 - Covering or guarding drill holes.
- § 57.7018 - Hand clearance.