23mm
The standard height of a stair is typically around 7 inches.
The average stair width typically recommended for residential buildings is around 36 inches.
The standard stair rise is typically around 7 inches, and the standard stair run is usually around 11 inches for residential buildings.
The standard stair depth for residential buildings is typically around 10 inches.
The standard stair height for residential buildings is typically around 7 inches.
The standard stair step height for residential buildings is typically around 7 inches.
The standard height requirement for a residential stair railing is typically 34 to 38 inches.
18 inches
The standard outdoor stair dimensions for residential buildings typically include a tread depth of at least 10 inches and a riser height of around 7 inches. The width of the stairs is usually between 36 to 48 inches. These dimensions are important for safety and comfort when using outdoor stairs.
what is the standard depth of stairs
The standard stair step height recommended for residential buildings is typically around 7 inches.
Generally, a stair lift can be installed professionally for about $3500 for a standard lift, on a straight set of stairs and only a single flight. Turns and non-standard stair configuration will increase the price substantially.