The Occupational Safety and Health Administration (OSHA) has released a set of 53 Frequently Asked Questions (FAQs) to provide guidance to employers and employees regarding OSHA’s respirable crystalline silica standard for construction. The standard requires employers to limit worker exposures to respirable crystalline silica and to take other steps to protect workers.

The FAQs are

The silica standard for construction came into effect last year, on September 23, 2017, whereas most provisions of the silica rule as it pertains to general industry and maritime (29 CFR § 1910.1053) take effect this month, on June 23, 2018. The new standard for general industry and maritime imposes stricter permissible exposure limits (PELs)

Full enforcement with the Occupational Safety and Health Administration’s new respirable crystalline silica rule in the construction industry began on October 23, 2017, according to the agency. The silica rule is one of the most comprehensive health standards ever issued for the construction industry and significantly reduces the Permissible Exposure Limit (PEL) for crystalline silica.