CAOHC's History Timeline

1976

Update newsletter is published and launched

1979

The first Hearing Conservation Manual for the use of Occupational Hearing Conservationists (OHC) and Course Directors (CD) is published. The Second Edition is published in 1985. The Third Edition is published in 1993, and the Fourth Edition is published in 2007 (both written by Alice Suter, PhD)

1981

The Amendment to the Noise Standard, which outlines a detailed hearing conservation program (HCP), is published

1983

The Noise Standard is republished, and CAOHC is mentioned as a training resource for producing certified technicians qualified to perform audiometry

Occupational Safety and Health Administration (OSHA) defines a requirement for Professional Supervisors in the Hearing Conservation Amendment

1999

The Mine Safety and Health Administration recognizes CAOHC certification

2002

CAOHC becomes a member of the Coalition to Protect Workers' Hearing, providing expertise regarding OSHA 29 CFR 1904.10(b)(7) and advocating a separate column on the OSHA Form 300

2003

CAOHC develops a scope of practice statement for the PS of the audiometric monitoring portion of a HCP

2004

Certification of OHCs is mandated

The OHC certification and recertification curriculum is revised, and guidelines for a practicum on hearing protection are developed

The PS of the Audiometric Monitoring Program of an HCP course is improved

Professional Supervisor Course is launched at American Academy of Audiology, American College of Occupational and Environmental Medicine and American Association of Occupational Health Nurses meetings

2005

CAOHC Council institutes audiometric and hearing protection fitting guidelines for CDs (OHC Curriculum)

2008

CAOHC completes the first facilitated strategic planning process since 1999

2010

CAOHC conducts a job task analysis of certified OHCs and moves toward a true certificate-based assessment for OHCs

2011

CAOHC and the National Hearing Conservation Association initiate an educational partnership of online educational resources

2012

CAOHC introduces its online Noise Measurement Course

2013

CAOHC celebrates its 40th anniversary on Aug. 4th

2015

The 5th Edition of the Hearing Conservation Manual is published

2019

CAOHC completes a facilitated strategic planning session; the previous one was conducted in 2008

The Workplace Noise: Measurement and Controls video was launched in July

2020

The CAOHC Learning Center is launched for OHC Courses

2023

The Professional Supervisor On-Demand Course is launched on the CAOHC Learning Center in February

On April 17 CAOHC and The U.S. Department of Labor's Occupational Safety and Health Administration (OSHA) signed an Alliance agreement establishing a formal relationship to promote worker safety and health in the area of workplace noise exposure

CAOHC celebrates its 50th anniversary

The Hearing Conservation Manager Course is launched on the CAOHC Learning Center in November

 

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