Staircase bottom design

Quick answer：

Staircase bottom design refers to the architectural and structural considerations involved in the construction of the lower section of a staircase. This includes the design of the stair tread, which provides the walking surface, and the stair riser, which connects the treads. Factors to consider include the stair width, tread depth, riser height, and the overall aesthetics of the staircase. Proper design ensures safety and ease of use.