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Sheet Pile Cantilever

Preliminary embedment depth and approximate maximum moment for a cantilever sheet pile in cohesionless soil. Verify with full method.

Inputs

Method — cantilever sheet pile in cohesionless soil
  • Ka = (1−sinφ)/(1+sinφ); Kp = 1/Ka.
  • Required embedment d ≈ 1.5·H·√(Ka/Kp) (rough first-trial; verify by full moment balance).
  • Final design d_design = FS·d_calc. Total length L = H + d_design.
  • Maximum bending moment occurs near zero net pressure point; estimate ≈ 0.43·γ·H²·d (per running m).

Results

Ka—
Kp—
Required d—
Design d (×FS)—
Total Length L—
Mmax (approx.)—