Custom Engineered Spiral Staircase

Custom Engineered Spiral Staircase
  • Designed for concrete silos and welded tanks, new or retrofit
  • Easy and safe access to the top of silos, reduces employee fatigue
  • Metal fabricated spiral stairs with toe boards, 24” tread width, & rest platforms
  • Designed to OSHA Standard 29 CFR 1910.24
  • Installation by Hoffmann or instructions provided
  • Four (4) 90’ dia. x 124’ high jumpform concrete silos combined capacity of 2,550,000 bushels