We help to recognize, evaluate and control workplace conditions to prevent worker injury or illness. Heat Illness Prevention Helping UC Davis Departments with outdoor places of employment to adhere to the Cal/OSHA Heat Illness Prevention Standard. Hearing Conservation Program UC Davis requires employees exposed at or above a time-weighted average of 85 dBA to participate in the Hearing Conservation Program. Respiratory Protection When your work requires the use of a respirator, proper medical evaluation and fit testing must be completed. Ergonomics Program Maintaining a safe work environment for employees who might be exposed to fall hazards.