Published at Wednesday, 06 December 2017 by Edna Carey in Furniture Home, with total 29 pictures.
Stair nosings which are installed directly over the concrete stair step edge.
The result is a rock solid stair which has been tested at over 1,200 lbs. per sq. ft.(uniform distributed load),
risers (which are locked to the steel brackets) span across the stair like joist hangers, at each step supporting