You can find some more information here as well on other stair-related dimensions. To calculate if the steps will be within the Building Codes specs : 2 times the step riser height + 1 tread width equals between 24 and 25 in inches. Stair Tread and Riser Measuring and Dimension Guide The Stair Tread and Riser Dimension Guide is designed to assist with specifying and ordering Artistic Finishes staircase accessories. Risers can either be enclosed or left open, as in deck stairs or basement stairs. Tread: The tread is the horizontal section of each stair, sometimes called the run. This is the section that the user steps on. A stair, or a stairstep is one step in a flight of stairs. In buildings, stairs is a term applied to a complete flight of steps between two floors. A stair flight is a run of stairs or steps between landings. Canadian researchers say that increasing the depth of steps on staircases by just five centimetres (or 2 inches) increases foot stability, significantly lowers the risk of falling and can help save hundreds of lives every year. Is a 10″ concrete stair depth to shallow, will they be uncomfortable for people to climb up and down? They lead down from my garage into my basement. I’m having a go round with my concrete guy. What are your thoughts everyone .
Stair treads must be measured excluding the overlap with the tread above and yes, an 11″ tread is the appropriate size for a 7″ riser. There is an ideal ratio between the riser height and the tread depth of a stair that allows climbing to be natural and comfortable. Definition of stair tread (tread depth) The stair tread is the horizontal walking surface (red arrow) of an individual step. The tread depth is measured from the forward edge of the step nose or edge of the step above out to the leading edge of the step being measured – the space beneath my foot in the photo at left. The greatest tread depth within any flight of stairs shall not exceed the smallest by more than 3/8 inch (9.5 mm). Consistently shaped winders at the walkline shall be allowed within the same flight of stairs as rectangular treads Get safety, comfort and beauty with the premium Nine-Inch Depth & Smaller Stair Treads from Dean Flooring Company. .