Exerted Soil Pressure (\(P_s\)):

\[ P_s = \frac{W_e + W_f}{A_f} \]

Where:

• \(P_s\) is the soil pressure exerted at the base of the foundation, kg/m².
• \(W_e\) is the weight of the engine, kg.
• \(W_f\) is the weight of the foundation, kg.
• \(A_f\) is the area of the foundation, m².