Double Helix Staircase

Project Description:

Large double helix  stair for Presence Health Group Headquarters in Chicago. This has 22 open risers 1.5″ thick and 1-1/2″ x 14″ plate steel stringers capped with stainless steel. Glass and stainless railings, total weight of stair 16000 pounds plus 20000 pounds of hidden  structural supports.

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Project Information

Completed on: 07 Dec 13

Category: Stairway Railings

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