Subpart C - SAMPLING PROCEDURES
- Section 70.201 - Sampling; general and technical requirements
- Section 70.202 - Certified person; sampling
- Section 70.203 - Certified person; maintenance and calibration
- Section 70.204 - Approved sampling devices; maintenance and calibration
- Section 70.205 - [Effective 4/14/2025] Approved sampling devices; operation; air flowrate
- Section 70.205 - [Effective until 6/17/2024] Approved sampling devices; operation; air flowrate
- Section 70.205 - [Effective 6/17/2024] [Effective until 4/14/2025] Approved sampling devices; operation; air flowrate
- Section 70.205T - [Effective 6/17/2024] [Renumbered effective 4/14/2025] Approved sampling devices; operation; air flowrate
- Section 70.206 - [Effective 4/14/2025] Reserved
- Section 70.206 - [Effective until 4/14/2025] Bimonthly sampling; mechanized mining units
- Section 70.207 - [Effective 4/14/2025] Reserved
- Section 70.207 - [Effective until 4/14/2025] Bimonthly sampling; designated areas
- Section 70.208 - [Effective 4/14/2025] Quarterly sampling; mechanized mining units
- Section 70.208 - [Effective until 6/17/2024] Quarterly sampling; mechanized mining units
- Section 70.208 - [Effective 6/17/2024] [Effective until 4/14/2025] Quarterly sampling; mechanized mining units
- Section 70.208T - [Effective 6/17/2024] [Renumbered effective 4/14/2025] Quarterly sampling; mechanized mining units
- Section 70.209 - [Effective 4/14/2025] Quarterly sampling; designated areas
- Section 70.209 - [Effective until 6/17/2024] Quarterly sampling; designated areas
- Section 70.209 - [Effective 6/17/2024] [Effective until 4/14/2025] Quarterly sampling; designated areas
- Section 70.209T - [Effective 6/17/2024] [Renumbered effective 4/14/2025] Quarterly sampling; designated areas
- Section 70.210 - Respirable dust samples; transmission by operator
- Section 70.211 - Respirable dust samples; report to operator; posting
- Section 70.212 - Status change reports
- Appendix Table 70-1 to Subpart C of Part 70 - [Removed effective 4/14/2025] Excessive Concentration Values (ECV) Based on Single, Full-Shift CMDPSU/CPDM Concentration Measurements
- Appendix Table 70-2 to Subpart C of Part 70 - [Removed effective 4/14/2025] Excessive Concentration Values (ECV) Based on the Average of 5 or 15 Full-Shift CMDPSU/CPDM Concentration Measurements