$!!$EMERGENCY!!

Problem $3$: $(35$ Points$)$

Determine the following for the column shown below:

a$.$ Determine the K factor; provide an explanation for your choice of the K value.

b$.$ Find the design axial strength, $P_n$ in kN $.$

c$.$ Find the service live load that the column could carry if the service dead load is $153\mathrm{.}4$ kN $.$ Cons

the load combination $1\mathrm{.}2D+1\mathrm{.}6L$ only.

Ivote: ine steel is $5355$ grade supported at the bottom only $($encased in concrete$).$ The column is

HE$160$B not W$8$x$24.$