Stairs Exercise Calculator . They are intended to carry the weight of the household traffic. The stair calculator is used for calculating stair rise and run, stair angle, stringer length, step height, tread depth, and the number of steps required for a given run of stairs. Which Stair Climber Machines Work Best? | Livestrong.com (Joel Robinson) The calculator can be used to calculate unit rise and run of straight stairs. Enter Your Weight & Exercise Time. Get a concrete cost estimate for the project. Stairs can take a variety of shapes and configurations, but the relationship between the tread and the riser must remain the same throughout its route to avoid causing imbalance to the user, who is. spin cycle classes. stair machines. swimming. Use our calculator below for a better estimate. benefits of climbing stairs Turn Your Stairs Into a Fat-Burning Machine | Livestrong.