Escalators are used most to transport larger groups of people between floors or sections of spacious buildings. Escalators can be classified in two categories of commercial and public usages. Commercially, escalators are used in Hotels, Shopping Complexes, and Entertainment Facilities. Publicly, it is used in railway stations, street crossings, subways and exhibition facilities. The angle of Inclination of escalators falls between 30 to 35 degrees. Nominal Step width is 600, 800 or 1000. Balustrade designs can be of tempered glass or stainless steel – depending on the selection of models.