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Calculation Preview

Geometrical Properties
Span = le =
Riser "R" =
Tread "T" =
End cond'n:Simple(1),cont(2)
Long term defln coeff " k "
Moment coeff 
Width of Stair or landing "b"
Tentative thickness of steps l/28
Thickness of riser or Tread  "t"
Eff. Depth "d"

Material Properties
Weight of reinforced concrete "γrc"
Strength of concrete "fc"
Strength of steel "fy"
Clear cover to concrete 
Flexure strength reduction factor
Shear strength reduction factor
Modulus of Elasticity of steel "Es"
Modulus of Elasticity of concrete "Ec"
Modular Ratio "n = Es/Ec"

Self Weight of steps
Floor Finish 
Total dead Load "Udl"
Live load
Total service Load "tsl"
Total Ultimate Load "wu"

Calculation Reference
Concrete Design
Stair Design
Building Design

Submitted By:
imaduddin (khaja)
Submitted On:
25 Nov 2017
File Size:
106.50 Kb
File Version:
File Author:
Total Votes:5
Comments: 2
suneeshp79 2 months ago
how to download this design excel
JohnDoyle[Admin] 2 years ago
Thanks for another great calculation. I have a warded a free lifetime subscription by way of thanks.

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