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lem $2$

Footing dimensions $=1\mathrm{.}5m2m(c^{\text{'}}=20$kPa,${}^{\text{'}}=25)$

Groundwater table $0\mathrm{.}5$ below ground surface $({}_{\text{d}\text{r}\text{y}}=17k\frac{N}{m^3},{}_{\text{s}\text{a}\text{t}}=17\mathrm{.}5k\frac{N}{m^3})$

Shear load is only in L direction

Calculate the factor of safety against bearing capacity failure.