d. The ultimate frictional resistance Q₁. [Use Eqs. (12.42) through (12.44), and take K = 1.4 and 8' = 0.60'.] e. The allowable load of the pile (use FS = 4). 3 m 3 m 15 m 381 mm Groundwater table 15.7 kN/m³ Y o' = 32° c' = 0 Ysat 18.2 kN/m³ $' = 32° c' = 0 Ysat = 19.2 kN/m³ $' = 40° c' = 0

The braced cut is a method of providing lateral support to the soil in foundation trenches, to prevent the trenches from deformation by the caving in of soil and resisting it from moving laterally. During shallow excavation in firm soil, generally, slope…