6403.7.
An employer whose operations include using powered tools or equipment to cut, grind, core, or drill concrete or masonry materials shall provide training on all of the following topics to all employees prior to their assignment to jobs or work areas where the employer will be conducting these operations:(a) Potential health hazards of overexposure to airborne dust generated from concrete and masonry materials, including silicosis, lung cancer, chronic obstructive pulmonary disease and decreased lung function.
(b) Methods used by the employer to control employee exposures to airborne dust from concrete and masonry materials, including wet cutting, local exhaust ventilation systems, and isolation of the
process from the operator or other employees by means of distance, enclosure, or other method, as applicable.
(c) Proper use and maintenance of dust reduction systems, including the safe handling and disposal of waste materials collected in connection with their use.
(d) The importance of good personal hygiene and housekeeping practices when working in proximity to dust from concrete and masonry materials, including, but not limited to, the following:
(1) Not smoking tobacco products, appropriate methods of cleaning up before eating, and appropriate methods of cleaning clothes.
(2) Avoiding, to the extent practical, activities that would contribute significantly to an employee’s exposure to airborne dust.