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LATERAL EARTH PRESSURE DIAGRAM
LATERAL EARTH PRESSURE DIAGRAM
LATERAL EARTH PRESSURE DIAGRAMFixed Earth Support
LATERAL EARTH PRESSURE DIAGRAMFree Earth Support
LATERAL EARTH PRESSURE DIAGRAMFree Earth Support
CALCULATION STEPSCANTILEVER SHEET PILE - SAND
CALCULATION STEPSCANTILEVER SHEET PILE - SAND1. Determine the value of Ka and Kp2. Calculate p1and p2 with L1 and L2 are known3. Calculate L34. Calculate the resultant of the area ACDE (P)5. Determine the z (the center of pressure for the area ACDE)
CALCULATION STEPSCANTILEVER SHEET PILE - SAND6. Calculate p57. Calculate A1, A2, A3, A4
CALCULATION STEPSCANTILEVER SHEET PILE - SAND8. Determine L49. Calculate p410. Calculate p311. Calculate L512. Draw the pressure distribution diagram13. Obtain the theoretical depth ; D = L3 + L4 The actual depth of penetration is increased by about 20% - 30%14. Calculate the maximum bending moment
EXAMPLECANTILEVER SHEET PILE - SANDGWLd = 15.9 kN/m3t = 19.33 kN/m3 = 32oc = 0 kPaL1 = 2 m
L2 = 3 m DDetermine the penetration depth (D) and dimension of sheet pile
EXAMPLECANTILEVER SHEET PILE - SANDStep 1 (determine the value of ka and kp)
Step 2 (calculate p1 and p2)
Step 3 (Calculate L3)kPakPam
EXAMPLECANTILEVER SHEET PILE - SANDStep 4 (calculate P)
Step 5 (calculate z)
Step 6 (calculate p5)kN/mmkN/m2
EXAMPLECANTILEVER SHEET PILE - SANDStep 7 (calculate A1 A4)
EXAMPLECANTILEVER SHEET PILE - SANDStep 8 (determine L4)
Step 9 (calculate p4)
Step 10 (calculate p3)L4 4.8 mkPakPa
EXAMPLECANTILEVER SHEET PILE - SANDStep 11 (Calculate L5)
Step 12 Draw the pressure distribution diagram
Step 13 (the penetration dept of sheet pile)Theoretical = 0.66 + 4.8 = 5.46 mActual = 1.3 (L3+L4) =7.1 mm
EXAMPLECANTILEVER SHEET PILE - SAND
EXAMPLECANTILEVER SHEET PILE - SANDDimension of Sheet Pile
mkN.m