diff options
Diffstat (limited to 'Principles_Of_Foundation_Engineering/Chapter10.ipynb')
| -rwxr-xr-x | Principles_Of_Foundation_Engineering/Chapter10.ipynb | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/Principles_Of_Foundation_Engineering/Chapter10.ipynb b/Principles_Of_Foundation_Engineering/Chapter10.ipynb new file mode 100755 index 00000000..3af11efd --- /dev/null +++ b/Principles_Of_Foundation_Engineering/Chapter10.ipynb @@ -0,0 +1,211 @@ +{
+ "metadata": {
+ "name": "",
+ "signature": "sha256:54ddb8c76d55d78e9f237ddb7f5823ac10a3585adf1b3932a3b8cc9352fd8e76"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+ {
+ "cells": [
+ {
+ "cell_type": "heading",
+ "level": 1,
+ "metadata": {},
+ "source": [
+ "Chapter 10:Braced Cuts"
+ ]
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Ex10.1: pg-511"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#example 10.1 : \n",
+ "\n",
+ "Gamma=18.0;\n",
+ "H=7.0;\n",
+ "sigmaa=0.3*Gamma*H;\n",
+ "print\"maximum pressure intensity in kN/m^2 is\",sigmaa ;\n",
+ "#partb\n",
+ "A=54.02;\n",
+ "B1=1.0/2*1.75*37.8+37.8*1.75-A;\n",
+ "B2=45.2;\n",
+ "C=54.02;\n",
+ "s=3.0; #spacing\n",
+ "Pa=C*s;\n",
+ "print \"strut loads in kN is\",Pa\n",
+ "Pb=(B1+B2)*s;\n",
+ "print \"strut loads in kN is\",Pb\n",
+ "Pc=C*s;\n",
+ "print \"strut loads in kN is\", Pc\n",
+ "#partc\n",
+ "Me=45.2*1.196-37.8*1.196*1.196/2;#Me=Mmax\n",
+ "Sall=170e3;#sigmaall\n",
+ "S=Me/Sall;\n",
+ "print \"section modulus in m^3/m is \",round(S,7)\n",
+ "#partd\n",
+ "Mmax=(B1+B2)*s**2.0/8;\n",
+ "S=Mmax/Sall;\n",
+ "print\"section modulus in m^3/m is\",round(S,6)\n",
+ "\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "maximum pressure intensity in kN/m^2 is 37.8\n",
+ "strut loads in kN is 162.06\n",
+ "strut loads in kN is 271.215\n",
+ "strut loads in kN is 162.06\n",
+ "section modulus in m^3/m is 0.000159\n",
+ "section modulus in m^3/m is 0.000598\n"
+ ]
+ }
+ ],
+ "prompt_number": 11
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Ex10.2:pg-514"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#example 10.2\n",
+ "\n",
+ "import math\n",
+ "phi=35.0;\n",
+ "Gamma=17.0; # kN/m^3\n",
+ "s=4; #spacing in m\n",
+ "H=9;\n",
+ "Ka=(math.tan(45*(math.pi/180)-35*(math.pi/(180.0*2))))**2\n",
+ "sigma=0.65*Gamma*Ka*H\n",
+ "A=sigma*5*5.0/6;\n",
+ "B1=sigma*5-A;\n",
+ "C=sigma*4*4/6.0; \n",
+ "B2=sigma*s-C;\n",
+ "Pa=A*s;\n",
+ "Pb=(B1+B2)*s;\n",
+ "Pc=C*s;\n",
+ "print \"strut loads at A in kN is\",round(Pa,2)\n",
+ "\n",
+ "print \"strut loads at B in kN is\",round(Pb,2)\n",
+ "\n",
+ "print \"strut loads at C in kN is\",round(Pc,2)"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "strut loads at A in kN is 449.17\n",
+ "strut loads at B in kN is 233.57\n",
+ "strut loads at C in kN is 287.47\n"
+ ]
+ }
+ ],
+ "prompt_number": 8
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Ex10.3:pg-523"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#example 10.3\n",
+ "\n",
+ "import math\n",
+ "q=0;\n",
+ "Gamma=17; # in KN/m^3\n",
+ "B=3.0 # in meter\n",
+ "L=20; # in meter\n",
+ "c=30;# in KN/m^3\n",
+ "T=1.5;# in meter\n",
+ "H=5.5;# in meter\n",
+ "B1=B/2;#B'\n",
+ "B11=T*math.sqrt(2);#B''\n",
+ "FS=(5.14*c*(1+B11*0.2/L)+c*H/B1)/(Gamma*H+q) # from equation of factor of safety\n",
+ "print\"factor of safety is\",round(FS,2)\n",
+ "\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "factor of safety is 2.86\n"
+ ]
+ }
+ ],
+ "prompt_number": 18
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Ex10.4:pg-529"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#example 10.4\n",
+ "\n",
+ "\n",
+ "L1=5; # in meter\n",
+ "L2=4;# in meter\n",
+ "B=5;# in meter\n",
+ "h=4.5;# in meter\n",
+ "icr=1 #\n",
+ "iexit= 0.54*h/L2\n",
+ "FOS=icr/iexit # Factor of safety\n",
+ "print \"The Factory of safety is\",round(FOS,3)\n",
+ "\n",
+ "\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The Factory of safety is 1.646\n"
+ ]
+ }
+ ],
+ "prompt_number": 23
+ }
+ ],
+ "metadata": {}
+ }
+ ]
+}
\ No newline at end of file |