Final answer:
The emergency stop switch for revolving doors is usually located at a distance of 40-60 inches from the ground. It should be easily visible and accessible in case of an emergency. The switch is often a red mushroom-shaped button.
Step-by-step explanation:
The emergency stop switch for revolving doors is typically located at a distance of 40-60 inches from the ground. It should be easily visible and accessible in case of an emergency. The switch is usually a red mushroom-shaped button that stands out from the door mechanism.