A $2\mathrm{.}0$ m wide strip foundation is placed in sand at $1\mathrm{.}0$ m depth. The properties of the sand are: g $519\mathrm{.}5$ kN$/$m$3,$ c$950,$ and f$95348.$ Determine the maximum wall load that the foundation can carry, with a factor of safety of $3\mathrm{.}0,$ using