Letter to Cal/OSHA Standards Board
February 15, 2023
To: Honorable Dave Thompson
Chair, Cal/OSHA Standards Board
Dear Mr. Thompson and Board Members:
We are writing to urge the Cal/OSHA Standards Board to consider adopting an Emergency Temporary Standard to control the hazards of airborne silica dust in shops that fabricate engineered stone, also known as artificial stone. We are concerned that the current General Industry standard for the control of silica hazards (8 CCR 5204) is insufficiently protective in such workplaces, and believe that the current standard should be strengthened in several important ways, as detailed below: