Text For Citation: 01 Item/Group: 003F Hazard:

29 CFR 1910.1053(j)(3)(i): The employer did not ensure that each employee covered by this section could demonstrate knowledge and understanding of the following: (A) the health hazards associated with exposure to respirable crystalline silica; (B) specific tasks in the workplace that could result in exposure to respirable crystalline silica; (C) specific measures the employer has implemented to protect employees from exposure to respirable crystalline silica, including engineering controls, work practices, and respirators to be used; (D) the contents of this section; and, (E) the purpose and a description of the medical surveillance program required by paragraph (i) of this section: a) Manual cutting and polishing area; On or about May 1, 2024, and at times prior thereto, the employer did not provide effective training on silica to employees exposed over the permissible exposure level. An employee wet and dry cutting and polishing, natural and manufactured stone countertops was exposed to respirable crystalline silica hazards at 193.18 micrograms per cubic meter which is approximately 3.86 times the permissible exposure level (PEL) of 50 micrograms per cubic meter. Results were based on a 346-minute sampling period with zero exposure used for the 134 minutes not sampled. b) Manual cutting and polishing area; On or about May 1, 2024, and at times prior thereto, the employer did not provide effective training on silica to employees exposed over the permissible exposure level. An employee wet and dry cutting and polishing, natural and manufactured stone countertops was exposed to respirable crystalline silica hazards at 111 micrograms per cubic meter which is approximately 2.22 times the permissible exposure level (PEL) of 50 micrograms per cubic meter. Results were based on a 486-minute sampling period. c) Manual cutting and polishing area; On or about May 1, 2024, and at times prior thereto, the employer did not provide effective training on silica to employees exposed over the permissible exposure level. An employee wet and dry cutting and polishing, natural and manufactured stone countertops was exposed to respirable crystalline silica hazards at 139.7 micrograms per cubic meter which is approximately 2.79 times the permissible exposure level (PEL) of 50 micrograms per cubic meter. Results were based on a 409-minute sampling period with zero exposure used for the 71 minutes not sampled.