The riser tread relationship is a significant factor in stair.
Correct run depth for carpeted stairs.
According to the irc the minimum tread depth must be 10 inches as measured horizontally on the flat surface of the step from one riser to the next.
Another regulation requires that overall tread depth be no.
8 inch depth and smaller ideal for older homes with smaller steps or for showcasing more of the beautiful hardwood or other material on modern staircases the eight inch depth and smaller stair treads from dean flooring company.
Stairs are the most common place in the home to have carpet and yet they are also the trickiest choosing carpet for the stairs can be a bit more difficult than choosing carpet for other areas of the home.
And 270 mm from each side of the unobstructed width of the stairway if the stairway is 1 m wide or more.
In a given run of stairs the greatest tread depth should not exceed the smallest by more than 3 8 inch 9 5 mm.
Remember that carpet shrinks stair tread depth.
Carpet on stair risers shrinks stair tread depth by up to a half inch.
This can present a slight trip hazard since your foot has less area to rest on.
This is because.
Stair runners usually sold by the running foot or yard can be 22 to 36 inches wide.
270 mm in from the outer side of the unobstructed width of the stairway if the stairway is less than 1 m wide applicable to a non required stairway only.
Like a rug on a hard floor you get the simple and stylish look of paint or varnish combined with the quiet comfort underfoot and stylish woven patterns that only carpet can offer.
These measurements must be uniform throughout an entire flight of steps.
Stair treads are by code 10 inches deep minimum.
A stair runner is a strip of carpet fitted to the middle of your staircase.
According to code nosing must be at least 3 4 inch but not greater than 1 1 4 inches where existing tread depth is less than 11 inches.
Typically a single 2x12 or two 2x6s are used for stair tread material.
Unlike the fully carpeted option runners aren t as wide as your steps leaving some of the wood visible at the edge of each step.
Standards for safe stairs are a major preoccupation for building regulations.
How to measure for carpet stair runners.