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R-28 — Sand Poorly Graded

Name: Earth Pressure Coefficients — sand_poorly_graded: phi deg 28 · Ka 0.361 dimensionless · K0 0.5307 dimensionless · Kp 2.7698 dimensionless · gamma kN m3 16.5 kN/m3
Creator: Engineering Database

Soil Category: Sand Poorly Graded
Phi Deg: 28
K0 (dimensionless): 0.5307
Ka (dimensionless): 0.361
Kp (dimensionless): 2.7698
Cohesion kPa (kPa): 0
Cohesion Psf (psf): 0
Delta Wall Friction Deg (deg): 19
Description: Poorly Graded Sand (SP), USCS
Gamma kN M3 (kN/m3): 16.5
Gamma Pcf (pcf): 105

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