603 companies / 2625 products


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


Hoffmann, Inc.

Design and construction of reinforced bulk storage concrete silos, chimneys and specialty structures; utilizing both jumpform and slipform techniques.

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Marketwatch: Jan, 25

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close: 6.0712

US Soybean Price Idx: ZSPAUS.CM

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US Hard Red Winter Wheat Price Idx: KEPAUS.CM

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US Soft Red Winter Wheat Price Idx: ZWPAUS.CM

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close: 7.6001