Changes to Asbestos Analysis

November 6, 2016

Most analysis of asbestos air samples follows NIOSH (National Institute for Occupational Safety and Health) method 7400, which is a fiber counting method and follows the OSHA regulations for personnel exposure monitoring.  NIOSH is currently revising the method in hopes…

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Understanding Heat Illness and Assessing Heat Stress

November 6, 2016

In June of 2016 the National Institute for Occupational Safety and Health (NIOSH) published an updated Criteria for a Recommended Standard: Occupational Exposure to Hot Environments.  NIOSH last updated the criteria document in 1986.  In addition, Governor Brown signed SB1167,…

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Repeat Violations Redefined by Cal/OSHA

November 6, 2016

A violation of the Cal/OSHA safety orders was classified as a “repeat” when the employer had been previously cited for the same violation, had corrected the unsafe condition and upon a subsequent inspection the same violation was found.  The rules…

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How to Calculate the Time-Weighted Average (TWA)

November 6, 2016

We are frequently asked questions regarding sample results and how they compare with the Cal/OSHA Permissible Exposure Limits.  Below is a brief description on calculating time-weighted averages and how they compare to the Cal/OSHA limits. First, what is the time-weighted…

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26th Annual CIHC Conference

November 6, 2016

“EHS Practice: Evolving for the Future” will be the theme for this year’s California Industrial Hygiene Council Annual Conference, scheduled for December 7 through December 9 at the Hotel Solamar in San Diego’s Gaslamp district. Of particular note this year,…

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