ok Nous utilisons des cookies sur notre site pour vous permettre le meilleur service possible. Plus d'informations peuvent être trouvées ici.
Vous êtes ici:

number of escalators (ESN 77867 )

The number of escalators is the total number of individually driven moving staircases within the enclosing envelope of a structure. Parallel escalators are counted as separate units, whether they are moving in similar or opposite directions. If two escalators are separated by a landing before completing one level, they are counted separately.

The total number of moving staircase circuits within a structure.