8 1 4 to 9 stair tread thickness.
Standard stair tread and riser dimensions.
Regulated by building codes stair details specify the sizes of risers and treads stair widths the placement of handrails and guardrails and construction methods for fabricating stairs.
A uniform flight of stairs provides a safety factor.
All risers and all goings in the same flight of stairs shall be of uniform dimensions within a tolerance of 5 mm.
Definition of detailed specifications for open riser stairs.
These dimensions may be useful when laying out a staircase or if you have general questions about the size and shape of a traditional tread or a retro tread.
Required 1 to 1 1 2 projection beyond the riser face.
Here is a drawing detailing our standard stair tread and riser dimensions.
Stair riser height and stair tread depth.
It is measured.
1 or greater tread is supported by the riser.
Stairways guardrail and handrails.
Stair details refer to the standard requirements for each of the various components of a flight of stairs.
Details are at stair tread dimensions.
Except where there is a fixed structure within 100 mm of the stairway stile stairways and stairway landings shall be provided with guardrailing on any exposed side.
Standard stair tread dimensions.
Stair tread run or horizontal depth.
For code requirements the minimum staircase width is the horizontal dimension between the sidewalls of a staircase measured above the handrail s.
Headroom is the vertical dimension from the stair treads to the ceiling directly above.
Inconsistencies or variations in risers or treads could interfere with the rhythm of the individual using.