- 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