Spider gives you the cross section of any part of the staircase. The cross section includes required reinforcement, stairs supports, hangers, ramps, and story level beams. In addition, Spider manages the relationship between ramp length and height. In this way, number of stairs, stairs rise, and stairs go relationship always remains logical.
In brief, stairs detailing consist of:

• Different stair types of various shapes
• Calculating required reinforcement
• Stairs supports including hangers, ramps, and story level beams
• Managing the relationship between ramp length and height, number of stairs, as well as rise and go of the steps