CFR›Title 30›Chapter I›Part 56›Subpart B ContainsSection 56.3000; Subject groups Mining Methods–Scaling and SupportCorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Subpart B—Ground Control Contents 56.3000 § 56.3000 Definitions. Mining Methods Mining Methods Sections 56.3130–56.3131 Precautions Precautions Sections 56.3400–56.3430 Scaling and Support Scaling and Support Sections 56.3200–56.3203 Authority30 U.S.C. 811Source51 FR 36197, Oct. 8, 1986, unless otherwise noted. Previous A Subpart A—General Next C Subpart C—Fire Prevention and Control