Stair risers are used in buildings of all shapes and sizes.
What is a stair tread and riser.
The treads are the horizontal pieces that form stairs and they re the parts where you actually step when you climb up a flight of stairs.
An open riser staircase is one in which the rise a k a the vertical part of the step between each tread is open rather than closed.
Responding to the movement of the human body the sizes and relationships of stair risers and treads are regulated to make vertical motion safe and easy.
Please refer the figure.
Total stair tread or total run it is the total horizontal length between two landing platforms.
Rise it is the vertical height between the risers.
The typical interior stair dimension is calculated as the formula riser r tread t 17 inches minimum or 18 inches maximum not including the nosing.
Steep stairs make climbing more tiring and dangerous while shallow stairs are awkward and inefficient for our human stride.
Buildings codes have been created to control the minimum and maximum measurements of risers and treads.
On the other hand stair risers also cover up areas under the stairs that people sometimes don t want to see.
Stair risers treads.
Stair tread depths shall be 11 inches 279 mm minimum.
The treads and risers have a beautiful consistent oak surface which can be stained or varnished to compliment your decor.
The tread depth shall be measured horizontally between the vertical planes of the foremost projection of adjacent treads and at a right angle to the tread s leading edge.
Risers can either be enclosed or left open as in deck stairs or basement stairs.
Stair risers are used at all times on the common staircase.
The risers are the vertical portions of each step that elevate the treads.
A riser is the vertical measurement of each stair.
Every single time someone takes a step on a staircase a stair riser is used to offer support.
Considered a modern staircase design which is a popular choice in contemporary homes.
Interior stairs tread and riser ratio.
Stair riser heights shall be 7 inches 178 mm maximum and 4 inches 102 mm minimum.
Tread it is the horizontal space where we will rest the foot while climbing.
Stair treads and risers are key parts of a set of stairs that provide the structure.
The nosing is the projecting edge of a tread.
The riser height shall be measured vertically between the leading edges of adjacent treads.
This design offers unobstructed views between treads so you can see through the staircase.