What Is A Standard Stair Tread Size

Stair details refer to the standard requirements for each of the various components of a flight of stairs. Unit run is carefully considered based on both safety and cost. Harvard university lists typical tread sizes between 8 and 11 1 2 inches.

watermate water softener parts wall living room colors photos wall mount wall mounted ironing board ikea wayne dalton garage door opener bracket wall lamps bedroom ideas what to use to wash vinyl siding on house what type of cable is sy wall mount cable channel

Standard Stair Dimensions Stairs Treads And Risers Stairs Measurements Building Stairs

Dimensions For Stair Risers And Treads Google Search Stairs Treads And Risers Treads And Risers Stair Dimensions

Standard Stair Tread Dimensions Stairs Treads And Risers Stair Treads Interior Design Guide

Guide To Designing Stairs And Laying Out Stair Stringers Stairs Stringer Deck Stairs Deck Stair Stringer

Staircase Dimensions Stair Dimensions Stairs Staircase Design

Stair Tread Depth Stairs Treads And Risers Stairs Measurements Building Stairs

The stair treads should be at least 36 inches wide.

What is a standard stair tread size.

The minimum tread size is commonly stated as 9 inches for residential construction. As long as the 3 foot width standard is met you can expand the stairs width as far as you wish. Here is a drawing detailing our standard stair tread and riser dimensions. A tread thickness b bull nose height 1 1 16 c bull nose depth 1 d internal length 36 42 or 48 e return length 13 f tread width 11 g return extension 1 h return width 1 i external length 38 5 44 5 or 50 5.

Increasing the length of the run by the smallest unit of measurement increases cost and the length of a staircase. 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. The maximum allowable stair rise is 7 3 4 inches and the minimum stair rise is 4 inches. 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.

A prime example is the standard stair width. Because they only sit on the top of the stair the length of the tread is limited to the size of the average step. Nine inch stair treads are the most common lengths. Stair tread depths shall be 11 inches 279 mm minimum.

Standard code requires that each stair tread fall between 9 inches and 11 inches 22 9 cm and 27 9 cm to allow people to safely ascend and descend stairs. The stair tread depth shall be measured horizontally between the vertical planes of the foremost projection of adjacent treads and at right angle to the tread s leading edge. Most stair treads measure between 8 and 10 inches long with longer treads being used on larger staircases. Most stair treads are not made to wrap around the lip of the stair.

But we recommend that stairs should be at least 48 inches wide so they don t feel cramped. At the same time staircase code measurements do allow for some flexibility since most measurements are accompanied by minimums or maximums. Staircase code states that stairs must be 3 feet wide or wider. For recommendations on rise run combos see the tip below.

Standard stair tread dimensions.

Stair Dimension Tangga Rumah

Feet Standard Staircase Size Footprint Tips Charts Formula Links Links To Videos And Other Useful Stairs Measurements Stair Plan Building Stairs

Handymanwire Deck Building Part 2 Building Stairs Outside Steps Building A Deck

Top Ten Code Violations Stair Layout Staircase Remodel Building Stairs

Source : pinterest.com