A 5 m wide and 12 m deep braced excavation is carried out in sand, as shown in Figure P19.2, where y = 18 kN/m³ and o' = 37. The struts are placed at horizontal spacing of 2.5 m.
a. Determine the strut loads.
b. Determine the required section modulus of the sheet-pile section, assuming ơall =170 MN/m?.
c. Determine the maximum moment for the middletwo wales.
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