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12th Avenue Iron Inc.

KIRO-7 Concept Home Staircase

Seattle, WA

The staircase is 17 feet long, with 12" wide steel channel stringers. The glass treads are 40" wide by 12" deep by 1-1/4" thick.

Project Team

  • MacPherson Construction & Design
  • 12th Avenue Iron, design and fabrication

(photos by Michael Walmsley)