Calculated F1

1.730

Calculation Parameters

F_H1 vs Depth of Soil Layer, H (m)

1.20 m
F_H1: 0.921

F_S1 vs Wheel Spacing, s (m)

1.00 m
F_S1: 0.900

F_E1 vs Short-term Young's Modulus for Soil, Ess (MPa)

50 MPa
F_E1: 0.806

F1 Calculation Equation

F1 = f(all) × F(E1) × F(H1) × F(S1) × k3 × k4
f(all) = k1 × k2 × f'cf, where f'cf = 0.7 × √f'c

Parameter Summary

Parameter Value
Depth (m) 1.20
Spacing (m) 1.00
Ess (MPa) 50
Loading Type (k3) 1.2
Compressive Strength (f'c) (MPa) 20
Load Repetition Factor (k2) 0.73
f'cf (MPa) 0.7 × √20 ≈ 3.13
k4 1.03
f(all) 0.9 × 0.73 × 3.13 ≈ 2.06
F(E1) 0.806
F(H1) 0.921
F(S1) 0.900
F1 ≈ 2.06 × 0.806 × 0.921 × 0.900 × 1.2 × 1.03 ≈ 1.73