| # | Federal Register |
|---|---|
| 1 | - 1926.1153(c) - 88:44852-45019 - Lowering Miners' Exposure to Respirable Crystalline Silica and Improving Respiratory Protection; Proposed Rule - PDF |
| 2 | - 1926.1153(c) - 84:41667-41670 - Occupational Exposure to Respirable Crystalline Silica--Specified Exposure Control Methods - PDF |
| 3 | - 1926.1153(c) - 81:48708-48710 - Occupational Exposure to Respirable Crystalline Silica; Approval of Collections of Information |
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