Wilson Boulevard, Arlington, VA 22203-1984. I. Background MSHA evaluates and approved explosive materials and blasting units as permissible for use in the mining industry. Mine operators must notify MSHA in writing, of all non- approved explosive materials and blasting units to be used prior to their use. MSHA evaluates the non-approved explosive materials and determines if they are safe for blasting in a potentially gassy environment. Current Actions MSHA uses the information to determine that the explosives and procedures to be used are safe for blasting in a gassy underground mine.
Federal inspectors use the notification to ensure that safe procedures are followed.
Businesses or other for-profit. Comments submitted in response to this notice will be summarized and included in the request for Office of Management and Budget approval of the information collection request. They will also become a matter of public record. Brenda C. Teaster, Acting Chief, Records Managment Division.