slab47-s4
DESCRIPTION
slab20-52TRANSCRIPT
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DESIGN OF SLAB
Project: Project1
INPUT DATA
1 Slab Number S4
2 Concrete Grade fck = 20 N/mm2
3 Steel Grade fy = 415 N/mm2
4 Short Span Lx Lx = 4.00 M
5 Long Span Ly Ly = 5.00 M
6 Thickness of Slab T = 200 mm
7 Cover to reinforcement Cc = 20 mm
8 Live Load 3.00 kN/m2
9 Finish Load 1.00 kN/m2
10 Type of Slab Panel
Load
1 Self weight of slab Sw = 5.00 kN/m2
2 Live Load LL = 3.00 kN/m2
3 Finish Load FL = 1.00 kN/m2
4 Misc Load ML = kN/m2
1 Total Factored Load L = 22.09 kN/m2
DESIGN
Ratio of Long Span to short span Ly/Lx = 1.30
Co eff BM k pt Ast Dia Spacing d
Span X 0.079 27.92 0.912 0.267 467.9 10 167 175
Span Y 0.056 19.79 0.727 0.211 347.4 10 225 165
Support X 240.0 10 175
Support Y 240.0 10 165
Check depth for Max Bending Moment 100.57 mm
Min Effective Depth Provided 165.00 mm
Min Ast required 0.12% 240.00 mm2
DEFLECTION CHECK
Reinforcement provided at Mid Span X 490.9 mm2
Stress in reinforcement Fs 229.43
Percentage of Reinforcement provided 0.281 %
Modification Factor 1.616
Permisible L/d 32.32
Actual L/d 22.86
Depth required for Deflection control 123.75
10
16
0
10220 10220
T10@220 S4 T10@220
10220 10
16
0
T1
0@
16
0T
10
@1
60
200mm Thick
10
16
0
Four edge discontinuous
T1
0@
16
0
T10@220
xy