**************************************************************************** **************************************************************************** ** ** ** KENTRACK, A FINITE ELEMENT COMPUTER PROGRAM FOR ** ** ** ** THE ANALYSIS OF RAILROAD TRACKS ** ** ** **************************************************************************** **************************************************************************** ******************* * * * INPUT DATA : * * * ******************* All-gran Lo-36000 SM-12000 SYSTEM OF UNIT: 1.000000 ++++++++ + RAIL + ++++++++ SECTION MODULUS OF RAIL --------------------- (RSM) = 22.50 MOMENT OF INERTIA OF RAIL ------------------ (RMOI) = 88.20 ELASTIC MODULUS OF RAIL --------------------- (RYM) = .3000E+08 SPRING CONSTANT BETWEEN RAIL AND TIE -------- (RTK) = .7000E+07 +++++++ + TIE + +++++++ THICKNESS OF TIE -------------------------- (THIGH) = 7.0000 MOMENT OF INERTIA OF TIE ------------------- (TMOI) = 257.25 WIDTH OF TIE ------------------------------- (TWID) = 9.0000 CENTER TO CENTER TIE SPACING --------------- (TSPA) = 20.0000 ELASTIC MODULUS OF TIE ---------------------- (TYM) = .1500E+07 NON-UNIFORM TIE --------------------------- (NONUT) = 0 TOTAL NUMBER OF NODAL POINTS IN TRANSVERSE DIRECTION ------------------- (NPTD) = 7 LOCATION NUMBER OF RAIL ON TIE ------------- (LNRT) = 4 DISTANCES FROM NODAL POINTS TO FIRST NODAL POINT(EDGE) ------------- (Y(NPTD)) = .0000 15.0000 25.0830 35.1670 45.2500 60.1250 75.0000 THICHNESS AND MOMENT OF INERTIA AT EACH NODAL POINT IN TIE : NODAL POINT THICKNESS MOMENT OF INERTIA (I) (THIGHP(I)) (TMOIP(I)) 1 7.0000 257.25 2 7.0000 257.25 3 7.0000 257.25 4 7.0000 257.25 5 7.0000 257.25 6 7.0000 257.25 MOMENT OF INERTIA FOR EACH ELEMENT IN TIE : ELEMENT NO. MOMENT OF INERTIA (I) (TMOIE(I)) 1 257.25 2 257.25 3 257.25 4 257.25 5 257.25 +++++++++++ + OPTIONS + +++++++++++ NUMBER OF LOADS --------------------------- (NLOAD) = 2 NUMBER OF MONTHS FOR OUTPUT --------------- (NMOUT) = 1 NUMBER OF TIES FOR ANALYSIS ----------------- (NTA) = 6 LAYERED SYSTEM MODEL ---------------------- (LAYER) = 1 NUMBER OF MONTHS FOR ANALYSIS --------------- (NMA) = 4 DAMAGE ANALYSIS --------------------------- (IDAMA) = 1 NUMBER OF LAYERS FOR TENSILE STRAIN ANALYSIS ------------------------------- (NLBT) = 0 NUMBER OF LAYERS FOR COMPRESSIVE STRESS (OR STRAIN) ANALYSIS ------------------- (NLTC) = 2 BEGINNING TIE NUMBER FOR ANALYSIS ----------- (NBT) = 3 ENDING TIE NUMBER FOR ANALYSIS -------------- (NET) = 6 NUMBER OF CROSS SECTIONS(TIES) FOR OUTPUT - (NXOUT) = 2 +++++++++ + LOADS + +++++++++ LOAD DISTANCE FROM MAGNITUDE NUMBER FIRST TIE OF LOAD (I) (QXD(I)) (Q(I)) 1 40.0000 36000.00 2 110.0000 36000.00 ++++++++++++++++++ + OUTPUT CONTROL + ++++++++++++++++++ MONTH NUMBERS FOR OUTPUT(MNOUT(NMOUT)) ARE : 1 CROSS SECTION NUMBERS FOR OUTPUT(IXOUT(NXOUT)) ARE : 3 6 ++++++++++++++++++++++++ + LAYERED SYSTEM MODEL + ++++++++++++++++++++++++ NUMBER OF LAYERS IN THIS SYSTEM ------------- (NLS) = 4 NUMBER OF ASPHALT LAYERS ----------------- (NLTEMP) = 0 TOLERANCE FOR VERTICAL DEFLECTION --------- (TORVD) = .1000E-04 TOLERANCE FOR TENSILE STRESS -------------- (TORTS) = .1000E-01 LAYER NUMBER ------------------------- (I) : 1 2 3 4 NONLINEAR COEF. FOR PERIOD 1 - (K1( 1,I)) : .7000E+04 .3500E+04 .1200E+05 .1000E+20 NONLINEAR COEF. FOR PERIOD 2 - (K1( 2,I)) : .7000E+04 .3500E+04 .1200E+05 .1000E+20 NONLINEAR COEF. FOR PERIOD 3 - (K1( 3,I)) : .7000E+04 .3500E+04 .1200E+05 .1000E+20 NONLINEAR COEF. FOR PERIOD 4 - (K1( 4,I)) : .7000E+04 .3500E+04 .1200E+05 .1000E+20 NONLINEAR EXPONENT --------------- (K2(I)) : .5000 .5000 .0000 .0000 POISSON'S RATIO ------------------ (PR(I)) : .3500 .3500 .4500 .5000 THICKNESS OF LAYERS ------------ (HIGH(I)) : 10.0000 4.0000 200.0000 +++++++++++++++++++++++++++++++++++++ + PARAMETERS FOR NONLINEAR ANALYSIS + +++++++++++++++++++++++++++++++++++++ UNIT WEIGHT OF RAIL ------------------------ (RGAM) = 3.7800 UNIT WEIGHT OF TIE ------------------------- (TGAM) = .0290 UNIT WEIGHT OF CRIBBINGS ------------------- (CGAM) = .0640 TOLERANCE FOR NONLINEAR ANALYSIS ----------- (TORN) = .0100 LAYER NUMBER ------------------------- (I) : 1 2 3 4 ASSUMED ELASTIC MODULUS ------- (AYMNA(I)) : .2000E+05 .1000E+05 .1200E+05 .1000E+20 UNIT WEIGHT --------------------- (GAM(I)) : .0640 .0640 .0780 MIN. VALUE OF ELASTIC MODULUS -- (EMIN(I)) : .1500E+05 .9000E+04 .1200E+05 COEF. OF LATERAL STRESS -------- (KNOT(I)) : .8000 .8000 .5000 LAYERS FOR COMPRESSIVE STRESS(OR STRAIN) ANALYSIS (LNTC(NLTC)) ARE : 2 3 ++++++++++++++++++++++++++++++++++ + PARAMETERS FOR DAMAGE ANALYSIS + ++++++++++++++++++++++++++++++++++ NO. OF LOAD REPETITIONS (PNLR(NMA)) ARE : 50000.00 50000.00 50000.00 50000.00 LAYER NO. DEFORMATION PARAMETERS (LNTC(NLTC)) (FT1(NLTC)) (FT2(NLTC)) FT3(NLTC)) 2 .4837E-04 3.7340 3.5830 3 .4837E-04 3.7340 3.5830 **ITERATION IN NONLINEAR ANALYSIS ( FOR PERIOD NO. 1 ) : ITERATION NUMBER : 1 LAYER NO. MODULUS BULK STRESS 1 .3301E+05 .2223E+02 2 .1379E+05 .1552E+02 ITERATION NUMBER : 2 LAYER NO. MODULUS BULK STRESS 1 .3318E+05 .2247E+02 2 .1359E+05 .1465E+02 ITERATION NUMBER : 3 LAYER NO. MODULUS BULK STRESS 1 .3317E+05 .2244E+02 2 .1355E+05 .1468E+02 *************** * OUTPUT LIST * *************** ++++++++++++++++++ + PERIOD NO. 1 + ++++++++++++++++++ +++++++++++++++++++++++++++++++++++++++++ + REACTION FORCES + STRESSES UNDER TIES + +++++++++++++++++++++++++++++++++++++++++ TIE NUMBER : 3 4 5 6 NODAL POINT NUMBER 2 FORCE 1533.06 1338.79 1220.95 1388.55 STRESS 14.195 12.396 11.305 12.857 NODAL POINT NUMBER 3 FORCE 2973.60 2190.25 1864.39 2490.30 STRESS 27.533 20.280 17.263 23.058 NODAL POINT NUMBER 4 FORCE 4155.41 3022.56 2563.27 3462.86 STRESS 38.476 27.987 23.734 32.064 NODAL POINT NUMBER 5 FORCE 3223.32 2400.01 2054.59 2709.03 STRESS 29.846 22.222 19.024 25.084 NODAL POINT NUMBER 6 FORCE 1456.46 1172.58 1037.49 1269.60 STRESS 13.486 10.857 9.606 11.756 NODAL POINT NUMBER 7 FORCE 588.83 604.17 572.32 576.98 STRESS 5.452 5.594 5.299 5.342 SUMMARY OF REACTION FORCES = 71999.70000 TRACK MODULUS U = 10245.80000 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ + DEFLECTION, STRESS + STRAIN FOR EACH CROSS SECTION + ++++++++++++++++++++++++++++++++++++++++++++++++++++++ L : LAYER NUMBER I : NODAL POINT NUMBER IN TRANSVERSE DIRECTION W : VERTICAL DEFLECTION SZ : STRESS IN Z DIRECTION SX : STRESS IN X DIRECTION SY : STRESS IN Y DIRECTION SXY : SHEAR STRESS IN XY DIRECTION S1 : MAXIMUM HORIZONTAL PRINCIPAL STRESS S2 : MINIMUM HORIZONTAL PRINCIPAL STRESS EZ : STRAIN IN Z DIRECTION EX : STRAIN IN X DIRECTION EY : STRAIN IN Y DIRECTION EXY : SHEAR STRAIN IN XY DIRECTION E1 : MAXIMUM HORIZONTAL PRINCIPAL STRAIN E2 : MINIMUN HORIZONTAL PRINCIPAL STRAIN ********************************************************************************************************************* CROSS SECTION NUMBER : 3 ++++++++ + RAIL + ++++++++ DEFLECTION OF RAIL W .0639 MOMENT OF RAIL M 208163.00 SHEAR FORCE OF RAIL ( LEFT ) Q 10344.98 SHEAR FORCE OF RAIL ( RIGHT ) Q -12018.70 MAX. BENDING STRESS OF RAIL S1 9251.69 +++++++ + TIE + +++++++ POINT VERTICAL BENDING SHEAR BENDING SHEAR NO. DEFLECTION MOMENT FORCE STRESS STRESS 2 .04098 .11 1533.05 .00 36.50 3 .05415 15457.94 3019.86 210.31 71.90 4 .06194 60903.36 -233.78 828.62 -5.57 5 .05788 10748.38 -3362.55 146.24 -80.06 6 .04596 -15295.90 -1022.64 -208.11 -24.35 7 .04073 -19675.26 .00 -267.69 .00 ***************************************************************************************************************************** ++++++++++++++++++++ + AT TOP OF LAYERS + ++++++++++++++++++++ L I W SZ SX SY SXY S1 S2 EZ EX EY EXY E1 E2 2 1 .02274 -.902 -.406 -1.917 -.088 -.401 -1.922 -6.57E-06 4.29E-05 -1.08E-04 -1.76E-05 4.34E-05 -1.08E-04 2 2 .03828 -7.882 -1.444 -2.853 -.139 -1.430 -2.867 -4.71E-04 1.71E-04 3.03E-05 -2.78E-05 1.72E-04 2.90E-05 2 3 .04897 -14.078 -2.067 -3.039 -.084 -2.060 -3.046 -9.07E-04 2.90E-04 1.93E-04 -1.67E-05 2.90E-04 1.92E-04 2 4 .05465 -17.447 -2.297 -2.797 .029 -2.296 -2.799 -1.16E-03 3.53E-04 3.04E-04 5.73E-06 3.54E-04 3.03E-04 2 5 .05257 -13.851 -2.073 -3.340 .123 -2.062 -3.352 -8.83E-04 2.91E-04 1.65E-04 2.44E-05 2.92E-04 1.64E-04 2 6 .04400 -5.972 -1.313 -3.549 .113 -1.307 -3.555 -3.15E-04 1.49E-04 -7.37E-05 2.25E-05 1.50E-04 -7.43E-05 2 7 .04002 -2.978 -.991 -3.334 .000 -.991 -3.334 -1.08E-04 8.99E-05 -1.44E-04 -1.75E-12 8.99E-05 -1.44E-04 3 1 .02268 -1.299 -1.056 -2.487 -.190 -1.032 -2.511 2.46E-05 5.39E-05 -1.19E-04 -4.58E-05 5.69E-05 -1.22E-04 3 2 .03650 -6.887 -3.019 -3.795 -.223 -2.959 -3.855 -3.18E-04 1.49E-04 5.52E-05 -5.40E-05 1.56E-04 4.80E-05 3 3 .04562 -11.546 -4.354 -4.231 -.147 -4.133 -4.452 -6.40E-04 2.29E-04 2.44E-04 -3.56E-05 2.56E-04 2.17E-04 3 4 .05048 -13.755 -4.932 -4.345 -.015 -4.344 -4.933 -7.98E-04 2.68E-04 3.39E-04 -3.63E-06 3.39E-04 2.68E-04 3 5 .04934 -11.348 -4.430 -4.721 .100 -4.400 -4.752 -6.02E-04 2.33E-04 1.98E-04 2.41E-05 2.37E-04 1.95E-04 3 6 .04282 -5.476 -2.909 -4.749 .118 -2.901 -4.757 -1.69E-04 1.41E-04 -8.13E-05 2.86E-05 1.42E-04 -8.23E-05 3 7 .03960 -3.128 -2.227 -4.492 .000 -2.227 -4.492 -8.72E-06 1.00E-04 -1.74E-04 -1.58E-12 1.00E-04 -1.74E-04 ********************************************************************************************************************* CROSS SECTION NUMBER : 6 ++++++++ + RAIL + ++++++++ DEFLECTION OF RAIL W .0614 MOMENT OF RAIL M 84631.27 SHEAR FORCE OF RAIL ( LEFT ) Q 7434.51 SHEAR FORCE OF RAIL ( RIGHT ) Q 19043.38 MAX. BENDING STRESS OF RAIL S1 3761.39 +++++++ + TIE + +++++++ POINT VERTICAL BENDING SHEAR BENDING SHEAR NO. DEFLECTION MOMENT FORCE STRESS STRESS 2 .04071 .01 1388.55 .00 33.06 3 .05260 14000.77 2633.71 190.49 62.71 4 .05971 53115.24 -194.14 722.66 -4.62 5 .05642 10089.78 -2912.61 137.28 -69.35 6 .04615 -13086.76 -923.29 -178.05 -21.98 7 .04158 -17378.08 .00 -236.44 .00 ***************************************************************************************************************************** ++++++++++++++++++++ + AT TOP OF LAYERS + ++++++++++++++++++++ L I W SZ SX SY SXY S1 S2 EZ EX EY EXY E1 E2 2 1 .02326 -.778 -.496 -1.778 -.015 -.495 -1.778 1.29E-06 2.95E-05 -9.83E-05 -2.97E-06 2.95E-05 -9.83E-05 2 2 .03828 -7.031 -1.742 -2.553 -.068 -1.736 -2.559 -4.08E-04 1.19E-04 3.82E-05 -1.35E-05 1.20E-04 3.76E-05 2 3 .04829 -12.201 -2.553 -2.741 -.076 -2.526 -2.768 -7.64E-04 1.98E-04 1.79E-04 -1.51E-05 2.00E-04 1.76E-04 2 4 .05364 -15.002 -2.873 -2.532 -.022 -2.531 -2.875 -9.68E-04 2.41E-04 2.75E-04 -4.45E-06 2.75E-04 2.41E-04 2 5 .05200 -11.940 -2.568 -3.035 .036 -2.566 -3.038 -7.37E-04 1.97E-04 1.51E-04 7.18E-06 1.98E-04 1.51E-04 2 6 .04440 -5.245 -1.577 -3.282 .024 -1.577 -3.282 -2.62E-04 1.04E-04 -6.60E-05 4.83E-06 1.04E-04 -6.61E-05 2 7 .04083 -2.709 -1.160 -3.115 .000 -1.160 -3.115 -8.95E-05 6.49E-05 -1.30E-04 -7.15E-13 6.49E-05 -1.30E-04 3 1 .02324 -1.160 -1.158 -2.372 .053 -1.156 -2.374 3.57E-05 3.59E-05 -1.11E-04 1.29E-05 3.62E-05 -1.11E-04 3 2 .03674 -6.231 -3.255 -3.534 .008 -3.255 -3.534 -2.65E-04 9.49E-05 6.13E-05 1.98E-06 9.49E-05 6.12E-05 3 3 .04545 -10.254 -4.678 -3.933 -.013 -3.933 -4.678 -5.32E-04 1.42E-04 2.32E-04 -3.20E-06 2.32E-04 1.42E-04 3 4 .05012 -12.125 -5.294 -4.048 .008 -4.048 -5.294 -6.60E-04 1.65E-04 3.16E-04 1.97E-06 3.16E-04 1.65E-04 3 5 .04928 -10.027 -4.766 -4.419 .037 -4.415 -4.770 -4.91E-04 1.45E-04 1.87E-04 9.04E-06 1.87E-04 1.44E-04 3 6 .04343 -4.903 -3.142 -4.515 .018 -3.141 -4.515 -1.21E-04 9.14E-05 -7.46E-05 4.35E-06 9.14E-05 -7.46E-05 3 7 .04050 -2.858 -2.414 -4.316 .000 -2.414 -4.316 1.42E-05 6.78E-05 -1.62E-04 -7.07E-13 6.78E-05 -1.62E-04 **ITERATION IN NONLINEAR ANALYSIS ( FOR PERIOD NO. 2 ) : ITERATION NUMBER : 1 LAYER NO. MODULUS BULK STRESS 1 .3316E+05 .2244E+02 2 .1342E+05 .1469E+02 *************** * OUTPUT LIST * *************** ++++++++++++++++++ + PERIOD NO. 2 + ++++++++++++++++++ +++++++++++++++++++++++++++++++++++++++++ + REACTION FORCES + STRESSES UNDER TIES + +++++++++++++++++++++++++++++++++++++++++ TIE NUMBER : 3 4 5 6 NODAL POINT NUMBER 2 FORCE 1534.69 1340.32 1222.38 1390.08 STRESS 14.210 12.410 11.318 12.871 NODAL POINT NUMBER 3 FORCE 2971.74 2189.82 1864.43 2489.20 STRESS 27.516 20.276 17.263 23.048 NODAL POINT NUMBER 4 FORCE 4151.85 3021.34 2562.83 3460.56 STRESS 38.443 27.975 23.730 32.042 NODAL POINT NUMBER 5 FORCE 3221.62 2399.80 2054.85 2708.12 STRESS 29.830 22.220 19.026 25.075 NODAL POINT NUMBER 6 FORCE 1457.37 1173.69 1038.61 1270.57 STRESS 13.494 10.867 9.617 11.765 NODAL POINT NUMBER 7 FORCE 590.32 605.30 573.30 578.24 STRESS 5.466 5.605 5.308 5.354 SUMMARY OF REACTION FORCES = 71999.81000 TRACK MODULUS U = 10239.90000 **ITERATION IN NONLINEAR ANALYSIS ( FOR PERIOD NO. 3 ) : ITERATION NUMBER : 1 LAYER NO. MODULUS BULK STRESS 1 .3315E+05 .2242E+02 2 .1343E+05 .1472E+02 *************** * OUTPUT LIST * *************** ++++++++++++++++++ + PERIOD NO. 3 + ++++++++++++++++++ +++++++++++++++++++++++++++++++++++++++++ + REACTION FORCES + STRESSES UNDER TIES + +++++++++++++++++++++++++++++++++++++++++ TIE NUMBER : 3 4 5 6 NODAL POINT NUMBER 2 FORCE 1534.69 1340.30 1222.36 1390.07 STRESS 14.210 12.410 11.318 12.871 NODAL POINT NUMBER 3 FORCE 2971.77 2189.89 1864.50 2489.25 STRESS 27.516 20.277 17.264 23.049 NODAL POINT NUMBER 4 FORCE 4151.73 3021.30 2562.80 3460.48 STRESS 38.442 27.975 23.730 32.042 NODAL POINT NUMBER 5 FORCE 3221.65 2399.83 2054.88 2708.16 STRESS 29.830 22.221 19.027 25.076 NODAL POINT NUMBER 6 FORCE 1457.38 1173.68 1038.59 1270.57 STRESS 13.494 10.867 9.617 11.765 NODAL POINT NUMBER 7 FORCE 590.31 605.27 573.27 578.22 STRESS 5.466 5.604 5.308 5.354 SUMMARY OF REACTION FORCES = 71999.84000 TRACK MODULUS U = 10239.94000 **ITERATION IN NONLINEAR ANALYSIS ( FOR PERIOD NO. 4 ) : ITERATION NUMBER : 1 LAYER NO. MODULUS BULK STRESS 1 .3315E+05 .2242E+02 2 .1343E+05 .1472E+02 *************** * OUTPUT LIST * *************** ++++++++++++++++++ + PERIOD NO. 4 + ++++++++++++++++++ +++++++++++++++++++++++++++++++++++++++++ + REACTION FORCES + STRESSES UNDER TIES + +++++++++++++++++++++++++++++++++++++++++ TIE NUMBER : 3 4 5 6 NODAL POINT NUMBER 2 FORCE 1534.70 1340.30 1222.36 1390.08 STRESS 14.210 12.410 11.318 12.871 NODAL POINT NUMBER 3 FORCE 2971.78 2189.90 1864.50 2489.26 STRESS 27.517 20.277 17.264 23.049 NODAL POINT NUMBER 4 FORCE 4151.76 3021.31 2562.81 3460.50 STRESS 38.442 27.975 23.730 32.042 NODAL POINT NUMBER 5 FORCE 3221.65 2399.83 2054.88 2708.16 STRESS 29.830 22.221 19.027 25.076 NODAL POINT NUMBER 6 FORCE 1457.38 1173.68 1038.59 1270.57 STRESS 13.494 10.867 9.617 11.765 NODAL POINT NUMBER 7 FORCE 590.31 605.27 573.27 578.22 STRESS 5.466 5.604 5.308 5.354 SUMMARY OF REACTION FORCES = 71999.96000 TRACK MODULUS U = 10239.92000 *********************************************************************************************************** *********************** * SUMMARY OF ANALYSIS * *********************** +++++++++++++++++++++++++++++++++++ + MAXIMUM VALUES FOR RAIL AND TIE + +++++++++++++++++++++++++++++++++++ PERIOD RAIL VERT.(TIE RAIL BEND.(TIE TIE VERT.(TIE NO., TIE BEND.(TIE NO., TIE SHEAR(TIE NO., TRACK NO. DEFLECTION NO.) STRESS NO.) PRESSURE PT. NO.) STRESS PT. NO.) STRESS PT. NO.) MODULUS 1 .06389 ( 3) 9251.69 ( 3) 38.48 ( 3 , 4) 828.62 ( 3 , 4) -80.06 ( 3 , 5) 10245.80 2 .06391 ( 3) 9254.17 ( 3) 38.44 ( 3 , 4) 828.81 ( 3 , 4) -80.08 ( 3 , 5) 10239.90 3 .06391 ( 3) 9254.18 ( 3) 38.44 ( 3 , 4) 828.81 ( 3 , 4) -80.08 ( 3 , 5) 10239.94 4 .06391 ( 3) 9254.18 ( 3) 38.44 ( 3 , 4) 828.81 ( 3 , 4) -80.08 ( 3 , 5) 10239.92 +++++++++++++++++++++++++++++++++++++ + MAXIMUM VALUES FOR SUPPORT SYSTEM + +++++++++++++++++++++++++++++++++++++ AT TOP OF LAYERS : ---------------- PERIOD LAYER ELASTIC COMPRESSIVE(TIE NO., COMPRESSIVE(TIE NO., NO. NO. MODULUS STRESS PT. NO.) STRAIN PT. NO.) 1 2 .135E+05 -17.447 ( 3, 4) -.116E-02 ( 3, 4) 1 3 .120E+05 -13.755 ( 3, 4) -.798E-03 ( 3, 4) 2 2 .134E+05 -17.425 ( 3, 4) -.116E-02 ( 3, 4) 2 3 .120E+05 -13.751 ( 3, 4) -.798E-03 ( 3, 4) 3 2 .134E+05 -17.427 ( 3, 4) -.116E-02 ( 3, 4) 3 3 .120E+05 -13.751 ( 3, 4) -.798E-03 ( 3, 4) 4 2 .134E+05 -17.426 ( 3, 4) -.116E-02 ( 3, 4) 4 3 .120E+05 -13.751 ( 3, 4) -.798E-03 ( 3, 4) ************************************************************************************************************************** ************************************** * DAMAGE ANALYSIS FOR SUPPORT SYSTEM * ************************************** ++++++++++++++++++++++++++++++++++++++ + COMPRESSIVE STRESS/STRAIN ANALYSIS + ++++++++++++++++++++++++++++++++++++++ PERIOD LAYER MAX. COMP. ALLOWABLE DAMAGE NO. NO. VALUE REPETITION RATIO 1 2 -.174E+02 .712E+06 .07021 1 3 -.138E+02 .112E+07 .04464 2 2 -.174E+02 .691E+06 .07238 2 3 -.138E+02 .112E+07 .04459 3 2 -.174E+02 .693E+06 .07220 3 3 -.138E+02 .112E+07 .04459 4 2 -.174E+02 .692E+06 .07221 4 3 -.138E+02 .112E+07 .04459 RESULTS OF ANALYSIS : ------------------- LAYER SUM OF DAMA. DESIGN NO. RATIO LIFE 2 .28700 3.48 3 .17841 5.61 --------------------------------------------------------------------------------------------------------------------