Spiral Parallel Escalator
The spiral parallel escalator are the arrangement which forces the users to walk around as these as these are installed at places which has a too long walking area. The facility of walking around staves off the user from being annoyed. The other type of parallel escalator is stacked parallel escalator which is mostly used at places like malls, metro stations and is limited till two stories only. Whereas, in the public buildings or any other heavy traffic area, they are found easily which all move in the same direction. The Stacked parallel escalators proffer an option of reversing the direction specifically in the rush hours when everyone is travelling in a particular direction way.