Text For Citation: 01 Item/Group: 001A Hazard:

29 CFR 1910.1026(d)(2)(i): The employer shall perform initial monitoring to determine the 8-hour TWA exposure for each employee on the basis of a sufficient number of personal breathing zone air samples to accurately characterize full shift exposure on each shift, for each job classification, in each work area. Where an employer does representative sampling instead of sampling all employees in order to meet this requirement, the employer shall sample the employee(s) expected to have the highest chromium (VI) exposures. a.) On or about November 7, 2024, the employer did not conduct initial air monitoring to determine the 8-hour TWA exposure to hexavalent chromium for Maintenance Technicians performing maintenance activities in the work area where employees weld on stainless steel.