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Axial capacity of short column
This calculation provides the axial capacity of a rectangular short column
Input:
CSA A23.3
ACI 318
code
ϕ
c
ϕ
s
f
c
(ksi)
f
y
(ksi)
b (in)
h (in)
No. bars
10M
15M
20M
25M
30M
35M
45M
55M
#3
#4
#5
#6
#7
#8
#9
#10
#11
#14
#18
Reinf Size
Hoops
Spirals
ties
Reset Verts
Output:
Definitions
ϕ
c
= Resistance factor for concrete
ϕ
s
= Resistance factor for reinforcing steel
f
c
= Specified concrete strength (psi)
f
y
= Specified reinforcing steel yield strength (ksi)
b = Effective width of cross section (in)
h = Overall depth of cross section (in)
n
b
= Quantity of reinforcing bars
Axial capacity
P
r
= 737 kip
in
2
in
2
(fc in MPa)
kip
kip
User Notes:
User notes
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