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Bibliography Conference on Powders and Grains, Durhan, North Carolina; 18. – 23. May 1997. Eds. Behringer, R.P. and Jenkins, J.T. pp. 127 – 130. Oda, M.; Iwashita, K., and Kakiuchi, T., 1997. Importance of particle rotation in the mechanics of granular materials. In: Proceedings of the 3 rd International Conference on Pow- ders and Grains, Durhan, North Carolina; 18. – 23. May 1997. Eds. Behringer, R.P. and Jenkins, J.T. pp. 207 –210. O’Sullivan, M.F., Henshall, J.K., Dickson, J.W., 1998. A simplified method for estimating soil compaction. Soil & Tillage Res. 49: 325-335 Piepho, H.P., Buechse, A., and Richter, C., 2004. A mixed modeling approach for random- ized experiments with repeated measures. Journal of Agronomy and Crop Science 190: 230 – 247. Radjai, F.; Wolf, D.E., Roux, S., Jean, M., and Moreau, J.J., 1997. Force networks in dense granular media. In: Proceedings of the 3 rd International Conference on Powders and Grains, Durhan, North Carolina; 18. – 23. May 1997. Eds. Behringer, R.P. and Jenkins, J.T. pp. 211 –214. Raghavan, G.S.V., McKyes, E., and Chasse, M., 1977. Effect of Wheel Slip on Compac- tion. J. Agric. Eng. Res. 22: 79-83. Rankine, W., 1857. On the stability of loose earth. Philosophical Transactions of the Royal Society of London, Vol. 147. Rubinstein, D., Upadhyaya, S.K. and Sime, M., 1994. Determination of IN-SITU engineering properties of soil using response surface methodology. J. Terramech. 31/2: 67-92. Rusanov, V.A., 1997. Methods for determining the effects of soil compaction produced by traffic and indices of efficiency for reducing these effects. Soil & Tillage Res. 40, 239-250. Schafield, A. and Worth, P., 1968. Critical State Soil Mechanics. Mc-Graw Hill, London, UK. Ph.D. Thesis Dirk Ansorge (2007) 186
Bibliography Seig, D., 1985. Soil Compactability. PhD – Thesis, Cranfield Institute of Technology, Sil- soe College. Sime, M. and Upadhyaya, S.K., 2004. Experimental verification of an inverse solution technique for determining physical properties of soil. Trans. ASAE 48/1: 13-21. Soehne, W., 1953. Druckverteilung im Boden und Bodenverformung unter Schlepperrei fen. (Pressure distribution in the soil and soil displacement under tractor tires). Grundlagen Landtechnik 5: 49-63. Spoor, G. and R.J. Godwin. 1984. Influence of autumn tilth on soil physical conditions and timing of crop establishment in spring. J. Ag. Eng. Res. 29: 265-273. Spoor, G. and Godwin, R.J., 1978. An experimental investigation into the deep loosening by rigid tines. J. Ag. Eng. Res. 23: 243 – 258. Spoor, G. and R.J. Godwin. 1979. Soil deformation and shear strength characteristics of some clay soils at different moisture contents. J. Soil Sc. 30: 483-498. Soane, B.D., Godwin, R.J., and Spoor, G., 1986. Influence of deep loosening techniques and subsequent wheel traffic on soil structure. Soil & Tillage Research 8: 231-237. Terzaghi, K., 1943. Theoretical soil mechanics. Wiley, New York, NY. Toll, D.G. and Ong, B.H., 2003. Critical-State parameters for an unsaturated residual sandy clay. Geotechnique 53/1: 93-103. Towner, G.D., 1983. Effective stresses in unsaturated soils and their applicability in the theory of critical state soil mechanics. J. Soil Sc. 34: 429-435. Trein C R (1995). The mechanics of soil compaction under wheels. PhD-Thesis in Agricul- tural Engineering. Cranfield University, Silsoe College, UK. Ph.D. Thesis Dirk Ansorge (2007) 187
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Cranfield University School of Appl
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Abstract Ancillary experiments show
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Table of Contents TABLE OF CONTENTS
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Table of Contents 4.1.3 Analysis of
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Table of Contents 11.1.1.1 Comparis
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List of Figures and Tables Figure 3
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List of Figures and Tables Figure 1
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Nomenclature NOMENCLATURE Abbreviat
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Introduction 1 INTRODUCTION 1.1 Bac
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Introduction � Ansorge, D. and Go
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Introduction 1.2 Aim To elucidate t
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Introduction a) the soil compaction
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Experimental Methods 2.1.1.1 Test F
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Experimental Methods had been mount
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Experimental Methods track; the loa
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Experimental Methods 800/10.5/2.5 t
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Experimental Methods term. In the m
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Experimental Methods Soil Surface F
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Experimental Methods Depth (cm) 0 1
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Experimental Methods ence surface c
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Experimental Methods chine derives
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Experimental Methods depth. The dat
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Experimental Methods with water and
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Experimental Methods 2.4 Statistica
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Laboratory Studies Into Undercarria
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Field Study With Full Size Combine
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Alleviation of Soil Compaction Howe
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Alleviation of Soil Compaction not
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Alleviation of Soil Compaction in a
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Alleviation of Soil Compaction diff
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Soil Compaction Models sibilities t
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Soil Compaction Models depends on t
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Soil Compaction Models Wroth (1968)
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Soil Compaction Models however, the
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Soil Compaction Models level. Criti
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Soil Compaction Models Utilizing Ke
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Soil Compaction Models average of m
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Soil Compaction Models Depth (mm) -
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Soil Compaction Models ture content
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Soil Compaction Models with four ot
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Soil Compaction Models Predicted In
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Soil Compaction Models Depth (mm) -
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Soil Compaction Models and 13.7 % b
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Soil Compaction Models Rel. Density
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Soil Compaction Models VCL paramete
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Soil Compaction Models The approach
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Soil Compaction Models surface stay
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Soil Compaction Models This result
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Soil Compaction Models 6.6.1.3 Wate
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Soil Compaction Models σσ 1 (kPA)
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Soil Compaction Models pressure to
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Soil Compaction Models The response
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Page 155 and 156: Ancillary Experiments 7 ANCILLARY E
Page 157 and 158: Ancillary Experiments Average conta
Page 159 and 160: Ancillary Experiments In order to c
Page 161 and 162: Ancillary Experiments contrary, the
Page 163 and 164: Ancillary Experiments Figure 102: S
Page 165 and 166: Ancillary Experiments track and the
Page 167 and 168: Ancillary Experiments even when hav
Page 169 and 170: Ancillary Experiments 7.3.2 Influen
Page 171 and 172: Ancillary Experiments The results f
Page 173 and 174: Ancillary Experiments Figure 117: S
Page 175 and 176: Ancillary Experiments Contact Press
Page 177 and 178: Ancillary Experiments Figure 123: F
Page 179 and 180: Ancillary Experiments Sinkage (mm)
Page 181 and 182: Ancillary Experiments model which o
Page 183 and 184: Ancillary Experiments 7.3.5 The Inf
Page 185 and 186: Ancillary Experiments 7.3.7 Discuss
Page 187 and 188: Ancillary Experiments Terzaghi (194
Page 189 and 190: Ancillary Experiments contact area.
Page 191 and 192: Ancillary Experiments soil forward
Page 193 and 194: Conclusions � The longitudinal so
Page 195 and 196: Bibliography 10 BIBLIOGRAPHY Aboaba
Page 197 and 198: Bibliography Defossez, P., Richard,
Page 199 and 200: Bibliography Gregory, A.S.; Whalley
Page 201: Bibliography Lamande, M., Schjonnin
Page 205 and 206: Appendix 11 APPENDIX Ph.D. Thesis D
Page 207 and 208: Appendix Figure 32: VCL sample at t
Page 209 and 210: Appendix comparison at the deepest
Page 211 and 212: Appendix Estimated Pressure (kPa) 2
Page 213 and 214: Appendix 11.1.1.2.1 SOCOMO One of t
Page 215 and 216: Appendix by Seig (1985) who showed
Page 217 and 218: Appendix Soil water content 15 % an
Page 219 and 220: Appendix Adapting critical state so
Page 221 and 222: Appendix density is obtained by add
Page 223 and 224: Appendix Table 5: Values of constan
Page 225 and 226: Appendix choice of a concentration
Page 227 and 228: Appendix 11.1.3.1 Dense/Hard and Lo
Page 229 and 230: Appendix 11.1.3.2 Stratified Soil C
Page 231 and 232: Appendix To summarize the ability t
Page 233 and 234: Appendix In the following the predi
Page 235 and 236: Appendix concentration factor of 4,
Page 237 and 238: Appendix 11.1.5.1 Confining Pressur
Page 239 and 240: Appendix Figure 24. The VCL created
Page 241 and 242: Appendix Rel. Density 2 1,9 1,8 1,7
Page 243 and 244: Appendix relation of � 1 to � 2
Page 245 and 246: Appendix Rel. Density 2 1,9 1,8 1,7
Page 247 and 248: Appendix Rel. Density 1,7 1,68 1,66
Page 249 and 250: Appendix Depth (mm) 0,0 100,0 200,0
Page 251 and 252: Appendix Figure 42: Plate in cookin
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Appendix � z � � �� k c p
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Appendix Table 8: n and k depending
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Appendix to the plate sinkage equat
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Appendix with a slight deviation fr
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Appendix Table 12: DBD values for a
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