CFR›Title 30›Chapter I›Part 57›Subpart E›Subject Group Nonelectric Blasting—Surface and Underground ContainsSections 57.6500–57.6502CorpusDaily eCFRDisplayed edition2026-09-10Last updated2026-09-10 Sections 57.6500 § 57.6500 Damaged initiating material. 57.6501 § 57.6501 Nonelectric initiation systems. 57.6502 § 57.6502 Safety fuse. Previous Maintenance—Surface and Underground Maintenance—Surface and Underground Next Storage—Surface and Underground Storage—Surface and Underground