Elements of Soil Mechanics, 8th Edition

Values of Ka, Kac, Kp and Kpc

This spreadsheet gives the horizontal components of the coefficients of earth pressure for Coulomb' s analytical solution where cohesion exists.

Select any worksheet to view the values.

Ian Smith, Sept 2005

This spreadsheet gives the horizontal components of the coefficients of earth pressure for Coulomb' s analytical solution where cohesion exists.

Select any worksheet to view the values.

Ian Smith, Sept 2005

fWall & Soil Properties 0

10 º 2

90 º 30 º 4

50 kPa 6

operating value of cohesion, c = 10 kPa 789

1011121314151617181920212223242526272829303132333435

Horizontal components of Ka and Kac

slope angle of retained fill, b =angle of back of wall to horzntl, y =

angle of wall friction, d =

adhesion, cw =

Input data into blue fields

1.00 2.000.97 1.970.93 1.930.90 1.900.87 1.870.84 1.830.81 1.800.78 1.770.76 1.740.73 1.710.70 1.680.68 1.650.66 1.620.63 1.590.61 1.560.59 1.530.57 1.510.55 1.480.53 1.450.51 1.430.49 1.400.47 1.370.45 1.350.44 1.320.42 1.300.41 1.270.39 1.250.38 1.230.36 1.200.35 1.180.33 1.150.32 1.130.31 1.110.29 1.090.28 1.060.27 1.04

Ka Kac

fWall & Soil Properties 0

10 º 2

90 º 30 º 4

50 kPa 6

operating value of cohesion, c = 10 kPa 789

10111213141516171819202122232425262728293031323334353637383940

Horizontal components of Kp and Kpc

slope angle of retained fill, b =angle of back of wall to horzntl, y =

angle of wall friction, d =

adhesion, cw =

Input data into blue fields

1.00 2.001.04 2.041.07 2.071.11 2.111.15 2.141.19 2.181.23 2.221.28 2.261.32 2.301.37 2.341.42 2.381.47 2.431.52 2.471.58 2.511.64 2.561.70 2.611.76 2.651.83 2.701.89 2.751.97 2.802.04 2.862.12 2.912.20 2.972.28 3.022.37 3.082.46 3.142.56 3.202.66 3.262.77 3.332.88 3.403.00 3.463.12 3.533.25 3.613.39 3.683.54 3.763.69 3.843.85 3.934.02 4.014.20 4.104.40 4.194.60 4.29

Kp Kpc

This spreadsheet has been downloaded from the website that supportsSmith's Elements of Soil Mechanics, 8th Edition

Published by Blackwell Publishing, May 2006

ISBN: 1-4051-3370-8

Visit the website:http://sbe.napier.ac.uk/esm

Purchase the book:(Blackwell Publishing website)

http://sbe.napier.ac.uk/esm

Please note:This spreadsheet is an aid for learning and should really only be used in conjunction with the relevant section in the book.

It is not intended for use in geotechnical design.

Ian Smith, May 2006