Encyclopedia

Stairs


Stairs: a functional and structural building element ensuring vertical connections between floors of a building (divided into three types):

internal stair - a stair inside a building, structure:

located in a stairwell - enclosed (type 1);

located in vestibules, foyers and others - open (type 2);

external stair - a stair on the facade of a building for evacuation of people or technical purposes - type 3

Source: "SP 118.13330.2012. Regulation. Public Buildings and Structures. Updated Edition of SNiP 31-06-2009"

(approved by Order of the Ministry of Regional Development of Russia dated December 29, 2011 No. 635/10)

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