Standard Stair Tread And Riser Dimensions

For code requirements the minimum staircase width is the horizontal dimension between the sidewalls of a staircase measured above the handrail s.

Standard stair tread and riser dimensions.

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. 8 1 4 to 9 stair tread thickness. 1 or greater tread is supported by the riser. Stair riser height and stair tread depth.

Stair details refer to the standard requirements for each of the various components of a flight of stairs. Definition of detailed specifications for open riser stairs. Width refers to the length of risers and treads from side to side. 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.

Details are at stair tread dimensions. Inconsistencies or variations in risers or treads could interfere with the rhythm of the individual using. Standard stair tread dimensions. Name a z.

All risers and all goings in the same flight of stairs shall be of uniform dimensions within a tolerance of 5 mm. 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. Stairways guardrail and handrails. Here is a drawing detailing our standard stair tread and riser dimensions.

It is measured. Headroom is the vertical dimension from the stair treads to the ceiling directly above. A uniform flight of stairs provides a safety factor.