Situation $3-$ A $400-$mm$-$thick footing supports a $300-$mm$-$thick concrete wall. The allowable soil bearing pressure is $192$kPa. Concrete strength $f_c^{\text{'}}=27\mathrm{.}5$MPa and steel yield strength $f_y=415$MPa.

$11.$ The footing is subjected to a moment of $186kN-m$ and a total vertical load of $310kN.$ Compute the minimum width $(m)$ of the footing to prevent uplift.

A$.3\mathrm{.}6$

C$.2\mathrm{.}7$

B$.3\mathrm{.}0$

D$.3\mathrm{.}3$

$12.$ The footing is subjected to the following forces:

Resisting moment $=480kN-m$

Overturning moment $=280kN-m$

Total vertical load $=280kN$

Compute the minimum width $(m)$ of the footing to prevent uplift.

A$.2\mathrm{.}0$

C$.2\mathrm{.}5$

B$.2\mathrm{.}2$

D$.1\mathrm{.}7$

$13.$ Given:

Width of footing $=3m$

Resisting moment $=550kN-m$

Overturning moment $=295kN-m$

Total vertical load $=345kN$

Determine the maximum soil bearing pressure in kPa.

A$.189$

C$.290$

B$.236$

D$.311$

$14.$ Given:

Width of footing $=3m$

Resisting moment $=580kN-m$

Overturning moment $=165kN-m$

Total vertical load $=345kN$

Determine the maximum soil bearing pressure in kPa.

A$.228$

C$.183$

B$.191$

D$.206$