CODE OF VIRGINIA NOISE LEVELS AND EAR PROTECTION (§ 45.1-161.176) Approved hearing protection shall be provided to miners by the mine operator. Miners shall wear approved hearing protection in areas of excess noise levels in accordance with the mine’s hearing conservation program approved under 30 CFR Part 62. HISTORY: 1978, c. 729, § 45.1-99.1; 1994, c. 28; 2005, c. 3.