Dog-Legged Staircase Structural Design Module
Limit State Waist Slab Reinforcement & Shear Safety Ledger
IS 456 / NBC COMPLIANT
Design Parameters
Floor-to-Floor Height
mm
Riser Height (R)
mm
Tread Width (T)
mm
Flight Width
mm
Landing Width
mm
Overall Depth (D)
mm
Live Load
kN/m²
Floor Finishes
kN/m²
Conc. Strength (fck)
MPa
Steel Yield (fy)
MPa
Main Bar Diameter
mm
Distribution Bar Dia.
mm
Step-by-Step Calculations (Per Meter Width)
Final Structural Layout Summary
Structural Component
Selected Engineering Specification
Staircase Geometry
—
Waist Slab Dimensions
—
Main Tension Bars (Bottom)
—
Distribution Reinforcement
—
Shear Reinforcement Ledger
—
Print Structural Sheet (A4 Portrait)
Calculate Parameters