May 25 2015 required size of staircases in the us.
Plan staircase dimensions in mm.
The riser height max 7 ins 19 7cm is limited by the way in which we come down the stairs.
And that volume is not all that flexible since the bottom half of a staircase can t be separated from the top half.
Depending on the use and local regulations a minimum width of 80 cm is recommended for stairs in single family homes and greater than 1 00 meters in public buildings taking into consideration.
The staircase is a very important design element of your home.
Horizontal distance between the nosing of the first step and the nosing of the upper floor step.
The tread size min 10ins 25 4cm is dictated by the average adult foot size although it is not necessary to be able to fit your entire foot on a tread in order for walking up the stairs to be both comfortable and safe.
Plan a typical staircase for a house with an 8 foot ceiling at 3 feet wide with between 9 and 10 feet of horizontal floor space.
Staircases take up a large volume of space due to the fact that two floor are involved.
Allocate the 30 square feet above and below the stair for access.
If you think about it you.