Question $11$a

Calculate $($i$)$ normal stress at heel, $($ii$)$ normal stress at toe, $($iii$)$ factor of safety against sliding, $($iv$)$ shear

$($a$)$ Base width of the dam $=73\mathrm{.}1m$

$($b$)$ Net moment at toe of dam $=1130000kN-m$

$($c$)$ Overturning moment $=2563247kN-m$

$($d$)$ Resisting moment $=3693247kN-m$

$($e$)$ Net horizontal force $=50408\mathrm{.}8kN$

$($f$)$ Net vertical force $=59000KN$

$($g$)$ Coefficient of friction $=0\mathrm{.}75$

$($h$)$ Unit shear for concrete $=1400k\frac{N}{m^2}$