Certified Healthcare Safety Professional (CHSP) Practice Exam

What environmental condition does ASHRAE 55 aim to achieve for occupants?

1. Adequate lighting conditions

2. Cooling ventilation for summer months

3. Thermal conditions acceptable to a majority of occupants

4. Noise reduction in treatment facilities

The correct answer is: Thermal conditions acceptable to a majority of occupants

ASHRAE 55 aims to achieve thermal conditions that are acceptable to a majority of occupants. This standard takes into account various factors that influence thermal comfort, including temperature, humidity, air movement, and clothing insulation. The goal is to ensure that the indoor environment is suitable for the largest number of people, recognizing that individuals have different comfort levels due to personal preferences and physiological differences. This focus on thermal comfort is particularly important in healthcare settings, where patient comfort can significantly impact recovery and overall experience. Achieving a comfortable thermal environment contributes to increased productivity, satisfaction, and well-being of both patients and staff. Therefore, ASHRAE 55 serves as a guideline for designing and maintaining indoor environments that enhance comfort and productivity through appropriate thermal conditions.