Notes and next steps (brief)
q_max = (V_total / A) + (M / Z)
Minimum steel ( \rho_min = 0.0013 b h = 1950 , mm^2/m ) → provide T20 @ 150 mm (2090 mm²/m) top & bottom. tower crane foundation design calculation example link
The distance the resultant force sits from the center ( ). To avoid liftoff, engineers try to keep within the "middle third" of the foundation. Tower Crane Foundation Design Calculation Example Links Notes and next steps (brief) q_max = (V_total
Tower Crane Footing Structural Design For All Cranes PDF - Scribd tower crane foundation design calculation example link