Occupational Hearing Conservationist
- Understands the elements of a hearing conservation program (HCP).
- Understands the impact (social and psychological consequences) of hearing loss, tinnitus and associated disorders on quality of life.
Anatomy, Physiology, and Diseases of the Ear
- Can classify and describe the function of the major parts of the ear.
Hearing and the Physics of Sound
- Understands the definition of frequency/pitch (Hz) and its relationship to noise measurement and hearing threshold data.
- Understands the definition of intensity (dB)/loudness and its relationship to noise measurement and hearing threshold data.
- Understands sound by its temporal characteristics (intermittent, steady state, impulse/impact).
Federal and State Regulations Related to Occupational NIHL
- Can describe federal hearing conservation regulations (Occupational Safety and Health Administration, Mine Safety and Health Administration, Federal Railroad Administration, U.S. Department of Defense) and how they differ in application.
- Understands how state and local regulations differ from federal regulations.
Audiometer and Testing Environment
- Understands the process of performing a pure tone air conduction threshold hearing test.
- Understands the variables affecting the reliability and validity of a hearing test.
- Understands audiometer calibration requirements.
Audiometric Techniques and Testing
- Understands an audiogram in terms of frequency/pitch (Hz), intensity/loudness (dB) and configuration.
- Understands the challenges associated with audiometric testing and procedures for managing them.
Audiometric Review and Evaluation
- Understands the limitations of the OHC in review, referral and counseling.
- Can identify problem audiograms for Professional Supervisor (PS) review.
- Can calculate a standard threshold shift with and without age correction.
Noise Measurement and Control
- Understands the meaning and importance of the time-weighted average (TWA).
Find more information on noise measurement and control in the Noise Measurement Course.
Hearing Protection Device (HPD) Fitting
- Understands and can explain the reasons for using HPDs.
- Understands noise reduction rating (NRR) and its relation to actual attenuation.
- Understands the importance of proper fitting techniques for HPDs to ensure an adequate fit.
- Can identify strategies to motivate workers and management to use HPDs regularly and effectively.
Counseling and Training
- Can identify required training components.
- Understands the importance of conducting regular comprehensive employee hearing protection training programs on a regular basis.
Recordkeeping and Hearing Conservation Team
- Understand the importance of maintaining accurate hearing conservation and employee records according to federal, state and local guidelines and regulations.
- Understands the role of the Professional Supervisor (PS) on the (HCP) team.