Q3. Determine the size of the rectangular foundation, given the L = 3 m and Qall = 450 kN using Meyerhof general bearing capacity equation with factor of safety of 4. 450 kN 1.2 m 3 mx Bm BX B 70 kN⚫m Y y = 16 kN/m³ c' = 0 '= 30° Water table Ysat 19 kN/m³ c' = 0 Φ o' = 30°