What is the permissible exposure limit (PEL) for asbestos over an 8-hour time-weighted average?

The permissible exposure limit (PEL) for asbestos established by the Occupational Safety and Health Administration (OSHA) is 0.1 fiber per cubic centimeter (f/cc) over an 8-hour time-weighted average. This limit is crucial for protecting workers from the harmful effects of asbestos exposure, which can lead to serious health issues, including lung cancer and mesothelioma.

The PEL is designed to minimize the risk for workers who may encounter airborne asbestos fibers during their job duties. Ensuring that the exposure level remains at or below this limit helps to create a safer working environment and is part of comprehensive occupational health regulations aimed at limiting exposure to hazardous materials.

Understanding the specific PEL for asbestos is vital for site surveillance technicians, as it informs their monitoring procedures, the implementation of safety measures, and guidelines for protective equipment. This knowledge helps maintain compliance with regulations and promotes the health and safety of all workers on site.