黃土路基壓實(shí)特性研究.pdf

1、學(xué)位論文黃土路基壓實(shí)特性研究蔡同俊指導(dǎo)教師姓名墮壘壟整蕉監(jiān)璺塞鱟申請學(xué)位級別塑專業(yè)名稱童整魚叢道墨壁論文提交日期20056論文答辯日期學(xué)位授予單位益盎叁鱟答辯委員會主席鏨絲苤莖撞評閱人疊墊塞煎蕉壘墊墨塾撞二零零五年六月AbstractTheloessdistributeswidelyIt’。compositionandpropertyareexceptiveControllingthecompactionqualitystrictlyi

2、saneconomicandeffectivemethodtoimprovethecarryingandresistingdistortioncapacityoftheloesssubgradeintheconstructionThepaperfirstlymodeledstaticcompaction、vibratorycompactionandtheimpactcompactionontheloesssubgradeinthedoo

3、rsUsingthestressandfrequencyregionreveledtheloessdynamicperformanceundercompactionprocess；comparedthethreekindsofcompactionbythedensityandthescressTheresultsindicate：thecompactionmethodhasgreatinfluenceonthecompactioneff

4、ectoftheloesssubgrade，comparingwiththestaticcompactionandthevibratorycompaction，theimpactcompactionoperateddeep—seatedsoilOvercompactionoccurredinallthreekindsofcompactionSecondly，compactiontestsweredoneontheyumenkou—yan

5、liangspeedwaytoinvestigatetheconstructionprocessoftheimpactcompactionandthedynamiccompactionontheloesssubgradeFinallBthroughthepressperformance、theusingperformanceoftheloesssubgradeandthecompactionprocess，compactionstand