7/31/2019 Earth Pressure Diagram - 05.11.2012

1/7

Lateral Earth Pressure (Active)

Surcharge (q0) 0.00 kPa

1 Layer No. 1

Type of Soil SAND

Ave. SPT 7.00

Thickness of Layer 4.00 0

Bulk Density of Soil (g1) 16.50 kN/m 11Undrained Shear Strength 0.00 kPa 11

Angle of Internal Friction 30.00

Coeffficient of Active Earth Pressure 0.33

Total surcharge at the bottom of layer (q1) 66.00 kPa

Ordinate of Earth Pressure at the Top of Layer 0.00 kN/m

Ordinate of Earth Pressure at the Bot. of Layer 22.00 kN/m

2 Layer No. 2

Type of Soil CLAY

Ave. SPT -

Thickness of Layer 12.00 278.84

Bulk Density of Soil (g1) 15.57 kN/m 139.42

Undrained Shear Strength 10.00 kPa

Angle of Internal Friction 0.00Coeffficient of Active Earth Pressure 1.00

Total surcharge at the top of layer (q1) 66.00

Total surcharge at the bottom of layer (q2) 252.84 kPa

Ordinate of Earth Pressure at the Top of Layer 46.00 kN/m

Ordinate of Earth Pressure at the Bot. of Layer 232.84 kN/m

3 Layer No. 3

Type of Soil Sand

Ave. SPT 30.00

Thickness of Layer 4.00 77.59

Bulk Density of Soil (g1) 20.00 kN/m 38.793783

Undrained Shear Strength 0.00 kPa

Angle of Internal Friction 50.00

Coeffficient of Active Earth Pressure 0.13Total surcharge at the top of layer (q2) 252.84

Total surcharge at the bottom of layer (q3) 332.84 kPa

Ordinate of Earth Pressure at the Top of Layer 33.49 kN/m

Ordinate of Earth Pressure at the Bot. of Layer 44.09 kN/m

7/31/2019 Earth Pressure Diagram - 05.11.2012

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44

1673.04

Total resultant 3014

155.17513 24542.698

dis 8.1428991

7/31/2019 Earth Pressure Diagram - 05.11.2012

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Lateral Earth Pressure (Passive)

Surcharge (q0) 0.00 kPa

1 Layer No. 1

Type of Soil Sand

Ave. SPT 20.00

Thickness of Layer 3.50 528.40

Bulk Density of Soil (g1) 20.00 kN/m 264.20213

Undrained Shear Strength 0.00 kPa

Angle of Internal Friction 50.00

Coeffficient of Passive Earth Pressure 7.55

Total surcharge at the bottom of layer (q1) 70.00 kPa

Ordinate of Earth Pressure at the Top of Layer 0.00 kN/m

Ordinate of Earth Pressure at the Bot. of Layer 528.40 kN/m

7/31/2019 Earth Pressure Diagram - 05.11.2012

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924.70744

Total result 924.7

dis 1.1666667

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6400

To find the Ks Value To find the Ks Val

Ks = soil modulus ks = 100+50 * Z^0.

Ks=nh X x/B Z = depth of from

nh = Co-efficient of modulus variation Z = 0

x = distance from the top of level to nodel point Ks = 100

B = diameter of pile, m B = 1

L = 0.8

Ki = B*L/6*(2*ks,I

nh value based on the relative density & co-efficient of modulus variation

Ki = 46.7

Ki = 70

Ist

point nh = 20 MN/m3 25000 Ki = 79.7

x = 1 m Ki = 83.6

B 0.8 " Ki = 90.3

Ks = 16000000 N/m Ki = 96.216000 kN/m Ki = 101

Ki = 106

IInd

point nh = 20 MN/m3 Ki = 108

x = 1 m Ki = 119

B 0.8 " Ki = 122

Ks = 16000000 N/m Ki = 124

16000 kN/m Ki = ####

IInd p nh = 20 MN/m3

x = 1 mB 0.8 "

Ks = 16000000 N/m

16000 kN/m

4266.667

7/31/2019 Earth Pressure Diagram - 05.11.2012

6/7

e

5 14.5 15.5 16 17.0 18.0 ### 20.0 20.5 21.5 22.5

round surface to any node

m 1 m 2 m 2.5 m 3.5 m 4.5 m 5.5 m 6.5 m 7 m 8.5 m 9.5 m

m 150 m 171 m 179 m 194 m 206 m 217 m 227 m 232 m 246 m 254 m

m 1 m 1 m 1 m 1 m 1 m 1 m 1 m 1 m 1 m 1 m

m 0.8 m 0.8 m 0.8 m 0.8 m 0.8 m 0.8 m 0.8 m 0.8 m 0.8 m 0.8 m

ksi-1)

Ki1 = 46.7 KN/m 13.5 +

Ki2 = 150 KN/m 14.5

Ki3 = 163 KN/m 15.5

Ki4 = 174 KN/m 16.0

Ki5 = 186 KN/m 17.0

Ki6 = 198 KN/m 18.0Ki7 = 208 KN/m 19.0

Ki8 = 215 KN/m 20.0

Ki9 = 227 KN/m 20.5

Ki10 = 241 KN/m 21.5

Ki11 = 246 KN/m 22.5

Ki12 = 246 KN/m 23.5

Ki12 = 493 KN/m 24.0

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7/7

23.5 24.0

10.5 m 11 m

262 m 266 m

1 m 1 m

0.8 m 0.8 m