Because it is driven by electric motors, escalator is designed to transport people from the bottom up or vice versa. For short distances escalator used around the world to transport pedestrians where the elevator is not practical. Its use especially in the area shopping centers, airports, transit systems, convention centers, hotels and other public facilities.
The advantage of the escalator pretty much like having the capacity to move a number of people in large numbers and there is no waiting time interval, especially at rush hour and direct people to certain places such as the exit, a special meeting etc.
The Oldest Escalators
The Longest Escalator
Park Pobedy station in the Gaza-Pokrovskaya Arbatsko opened in 2003 and an escalator to the length 126.8 m (413 ft), or about 740 steps. From beginning to end, the journey at Park Pobedy escalator can take nearly three minutes.
The Shortest Escalator
Because there are super long escalator which, now that its opposite. Escalator in shopping center Okadaya customs in Kawasaki, Japan, for example, only 32.8 inches long, vertical (83 cm). Approximately 3 steps when walking.