Text For Citation: 01 Item/Group: 026 Hazard:

29 CFR 1910.1018(n)(1)(i)(A): A medical surveillance program was not instituted for all employees who were or would be exposed to inorganic arsenic in excess of the action level, without regard to the use of respirators, at least 30 days per year: a) On February 28, 2024, in the inside blasting building where a medical surveillance program was not instituted for employees performing abrasive blasting activities, an employee was exposed to inorganic arsenic at an 8-hour time weighted average (TWA) of 66 micrograms per cubic meter, 6.6 times the permissible exposure limit (PEL) for inorganic arsenic of 10 micrograms per cubic meter. Sampling was conducted for 445 minutes. Zero exposure was assumed for the remaining 35 minutes.