Design of square footing for a single column - Reinforced Concrete with FRP Bars: Mechanics and Design - page 372

Load combination 1:

b 1 := b col + d = 45.5·in.

b 2 := b 1

( )

2

bbb
b

−⋅

12
2

V: =⋅ P =227.8kip ⋅

u_ps1 u1

b
12

4

bb
4

3

⋅

1 2

−

M: = M ⋅ =42 kipft ⋅ ⋅

u_ps1 u1

4

b
12

1

γ= : =0.6

f

1+ 2
3

b
b

1

⋅

2

γ v := 1 - γ f = 0.4

γ v ·M u _ ps1 = 17. 074·kip·ft

Load combination 2:

( )

2

bbb
b

−⋅

12
2

V: =⋅ P =365.1kip ⋅

u_ps2 u2

b
12

4

bb
4

3

⋅

1 2

−

M: = M ⋅ =36 kipft ⋅ ⋅

u_ps2 u2

4

b
12

γ v ·M u _ ps2 := 14.408·kip·ft

Load combination 3:

( )

2

bbb
b

−⋅

12
2

V: =⋅ P =253.4kip ⋅ u_ps3 u3