California IDEX Practice Exam

Which type of information regarding a multipurpose room in an apartment building for the elderly would be LEAST important for the interior designer to give to the mechanical engineer?

1. ages of the residents in the apartment building

2. the types of activities that commonly occur in the space

3. an estimate of the number of people using the room

4. a copy of the RCP

The correct answer is: ages of the residents in the apartment building

The ages of the residents in the apartment building would be the least important piece of information for the interior designer to provide to the mechanical engineer. This demographic detail may not directly influence the mechanical systems such as heating, cooling, ventilation, or plumbing that the engineer is concerned with. In contrast, understanding the types of activities that commonly occur in the multipurpose room is crucial because these activities dictate the space's design and functional requirements, which will inform the mechanical engineer on how to support those activities with appropriate climate control and ventilation systems. An estimate of the number of people using the room is also essential since it informs airflow, occupancy standards, and safety regulations that the mechanical systems must accommodate. Finally, a copy of the reflected ceiling plan (RCP) is a fundamental document that outlines lighting, HVAC, and other ceiling-mounted installations, which is vital for the mechanical engineer's work. Thus, the ages of residents do not have a direct impact on the mechanical engineering aspects of the room.