SafetyQuestion 377 of 1605
Silica dust generated by cutting, grinding, or drilling concrete is a serious health hazard. An effective way to reduce worker exposure to respirable crystalline silica is to:
a.Use wet-cutting methods or tools with dust collection (vacuum) systems
b.Have workers hold their breath while cutting
c.Cut only on windy days
d.Increase the speed of the saw
Explanation
Respirable crystalline silica can cause silicosis and lung disease. Cal/OSHA requires engineering controls such as water (wet methods) and vacuum dust-collection systems, plus respiratory protection where exposures remain high.
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Reviewed by Abraham Chen — Licensed California General Contractor (CSLB License #1101856 — verify)