Home Accessibility Stairs helical staircase helical staircase Description Save 3-level business premises staircase with circular element in the center Format DWG File size 197.14 KB DOWNLOAD DWG share your appreciation Related Posts hanging stairs Spiral staircase Stairs Fire escape metal staircase detail Stairs 2d civil sections plan steel. Details concrete stairs stair detail two-flight staircase steel staircase with glass railing Circular staircase in steel and glass metal stairs stair and railing Detail of stair cuts Spiral staircase metallic staircase metal walkway offset ladder in u 2 section ladder Double Escalator, Plan View and Side Elevation