Concrete Stairs Calculator: Accurate Guide 2026
How much concrete do you need for concrete stairs? Start with the number of steps, tread size, riser height, and stair width. For 10 steps, a 12-inch tread, 6-inch riser, and 3-foot width require about 15 cubic feet of concrete. Convert 15 cubic feet to yards: 15 ÷ 27 = 0.56 cubic yards. Add a…
