Mechanical room (see: mechanical floor). Mechanical rooms typically house the following equipment: Equipment in mechanical rooms is often operated and maintained by a stationary engineer or a maintenance technician. Modern buildings use control systems to manage HVAC cycles, lighting, communications, and life safety equipment. Often, the control system hardware is located in the mechanical room and monitored or accessed remotely. Rooms with only electrical or electronic equipment are not considered mechanical rooms but are instead called electrical rooms. Mechanical room A mechanical room or a boiler room is a room or space in a building dedicated to the mechanical equipment and its
Electrical and Mechanical Services Department Electrical and Mechanical Services Department The Electrical and Mechanical Services Department (EMSD; ) is a Hong Kong government department responsible for inspection and enforcement of operation and safety of many electricity and gas installations; railways and trams; lifts and escalators; amusement rides; working platforms on building sites, and many other diverse areas. The department has two main branches: Regulatory Services and Trading Services. The department falls under the purview of the Development Bureau. The incumbent Director of Electrical and Mechanical Services is Alfred Sit. The two deputy directors are H. C. Lai and T. H. Tai. There are three branches