Subjgrp 210. Explosives
- § 57.22601 - Blasting from the surface (I-A mines).
- § 57.22602 - Blasting from the surface (I-C mines).
- § 57.22603 - Blasting from the surface (II-A mines).
- § 57.22604 - Blasting from the surface (II-B mines).
- § 57.22605 - Blasting from the surface (V-A mines).
- § 57.22606 - Explosive materials and blasting units (III mines).
- § 57.22607 - Blasting on shift (III mines).
- § 57.22608 - Secondary blasting (I-A, II-A, and V-A mines).