Project #6 Commercial Fit-Out, Boston, MA
This 2-story custom spiral stair is completely cantilevered off the side of the building structure and is attached at only (3) points -- top landing, intermediate landing, and bottom landing. Steel plate stringers consist of fabricated box beams with built in shoe to receive curved and pitched glass. Tapered cone at base of center support column was spun and welded to bottom of column. Stair treads are formed steel plate and risers are clear tempered glass. DeAngelis fabricated and installed the steel stair and glass rails, as well as miscellaneous ornamental stainless steel screen walls and divider panels.