Finite Element Simulation on Punching Shear Behavior of Reinforced Concrete Slabs
Table 1
Specimen details.
Slab sample
Slab thickness ()
Cylinder strength ()
Reinforcement ratio (ρ)
Bottom rod in each direction
Width of stiff edge beam ()
Reinforcement in edge beam
mm
MPa
%
No.-mm ϕ
mm
No.-mm ϕ
SLAB1
80
38.51
0.5
15–6
245
4–16
SLAB2
80
37.42
1.0
30–6
245
4–16
SLAB3
80
28.19
1.5
16–10
245
4–16
SLAB4
60
38.24
0.5
11–6
245
4–16
SLAB5
60
36.60
1.0
22–6
245
4–16
SLAB6
60
41.95
1.5
33–6
245
4–16
SLAB7
80
32.45
1.0
30–6
175
4–16
SLAB8
60
41.30
0.5
11–6
175
4–16
SLAB9
60
33.14
1.0
22–6
175
4–16
SLAB10
80
37.45
1.0
30–6
105
4–16
SLAB11
60
40.43
0.5
11–6
105
4–16
SLAB12
60
37.04
1.0
22–6
105
4–16
SLAB13
80
37.72
1.0
30–6
—
*3–16
SLAB14
60
34.71
0.5
11–6
—
*3–16
SLAB15
60
33.03
1.0
22–6
—
*3–16
*Slabs were extended outward by 175 mm and these reinforcements were provided at bottom layer. All stirrups for edge beam were 6 mm ϕ at 88 mm c/c., clear span = 1200 mm.
