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Exterior Circular Stairs for existing Bldg
December 23, 2017
12:05 pm
hajijm@yahoo.com
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Forum Posts: 2
Member Since:
March 1, 2016
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G

Gents,

Happy holidays.

 Your insights are highly appreciated for the following queries pertaining to the building code requirements for an existing high rise circular exterior stairways: smoke proof enclosure, Staircase Pressurization and smoke control system, such existing high rise Bldg ( 12 Stories) has  three exterior staircases and one inner enclosed closed  stairways.