Calculate active earth pressure per Rankine: Ka = tan²(45-φ/2). Total force P_a = KaγH²/2 acting at H/3 from base. At-rest pressure Ko = 1-sinφ. Surcharge effects on lateral pressure distribution.
2D stress state at a point. All stresses in MPa.
Calculate active earth pressure per Rankine: Ka = tan²(45-φ/2). Total force P_a = KaγH²/2 acting at H/3 from base. At-rest pressure Ko = 1-sinφ. Surcharge effects on lateral pressure distribution
Each component has a specific meaning:
Note: Interpret the active earth pressure result against the clinical thresholds and context described above.
Enter the base for the patient or scenario you are assessing. Calculate active earth pressure per Rankine: Ka = tan²(45-φ/2). Total force P_a = KaγH²/2 acting at H/3 from base. At-rest pressure Ko = 1-sinφ. Surcharge effects on lateral pressure distribution. Use the active earth pressure result to inform your clinical assessment.