Model
# 60S
This multilevel stair is 60" diameter with 30 degree treads
and uses two 90 degree landings with a four line guard rail
at the mid and top levels.. The handrail is # 200 (1 1/2" round
tubing) and the balusters, one per tread, are # 302 (1" sq.
16 gauge tube). The treads and landings are made out of a 12
gauge smooth plate. The center column was made from 4" OD
.135 wall round pipe tube. The finish is a red oxide primer
and painted at the job site after installation.
|