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{
"metadata": {
"name": "",
"signature": "sha256:23456872c8877381c549ede3a12ff29dc232ffad3142abc24c5d2ad8d9888f99"
},
"nbformat": 3,
"nbformat_minor": 0,
"worksheets": [
{
"cells": [
{
"cell_type": "heading",
"level": 1,
"metadata": {},
"source": [
"Chapter14:Soil Improvement and Ground Modification"
]
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Ex14.1:Pg-695"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"#example 14.1\n",
"\n",
"import math\n",
"Cc=0.28;\n",
"Hc=6.0;\n",
"eo=0.9;\n",
"Cv=0.36; # in m^2/mo.\n",
"H=3.0; # in m\n",
"t=9.0; # in mo.\n",
"sigmao=210.0;# in kN/m^2\n",
"sigmap=115; #deltasigmap in kN/m^2\n",
"Sc=Cc*Hc/(1+eo)*math.log10((sigmao+sigmap)/sigmao); # in m\n",
"print round(Sc*1000,1),\"primary consolidation in mm\"\n",
"Tv=Cv*t/H**2;\n",
"#from table\n",
"k=1.8; #constant\n",
"sf=k*sigmap; # in kN/m**2\n",
"print round(sf,2),\"deltasigmaf in kN/m**2\"\n",
"\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"167.7 primary consolidation in mm\n",
"207.0 deltasigmaf in kN/m**2\n"
]
}
],
"prompt_number": 6
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Ex14.2:Pg-703"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"#example 14.2\n",
"\n",
"import math\n",
"Tv=0.36;\n",
"sigmap=115; # in kN/m^2\n",
"Uv=math.sqrt(4*Tv/math.pi)*100;\n",
"print round(Uv,2),\"Uv in %\"\n",
"#from table \n",
"k=0.12; #constant\n",
"sf=k*sigmap;\n",
"print sf,\"deltasigmaf in kN/m**2\"\n",
"\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"67.7 Uv in %\n",
"13.8 deltasigmaf in kN/m**2\n"
]
}
],
"prompt_number": 9
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Ex14.3:Pg-704"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"#example 14.3\n",
"\n",
"Cc=0.31;\n",
"Hc=15.0;#ft\n",
"eo=1.1;\n",
"n=10.0;\n",
"Uv=0.09;\n",
"sigmao=1000.0; # in lb/ft^2\n",
"deltasigma=2000.0; # deltasigmap+deltasigmaf\n",
"Sc=Cc*Hc/(1+eo)*math.log10((sigmao+deltasigma)/sigmao);\n",
"print round(Sc,3),\"primary consolidation in ft\"\n",
"m=n**2/(n**2-1)*math.log(n)-(3*n**2-1)/4/n**2;\n",
"A=2/m;\n",
"Ur=(0.096-1/A*(1-math.exp(-A*0.096)))/0.192;\n",
"Uvf=1-(1-Ur)*(1-Uv);\n",
"Sc30=Sc*Uvf*12; #settlement after 30 days\n",
"print round(Sc30,2),\"settlement after 30 days in inch\"\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"1.056 primary consolidation in ft\n",
"1.48 settlement after 30 days in inch\n"
]
}
],
"prompt_number": 12
}
],
"metadata": {}
}
]
}
|
