THE GEOTECHNICAL INVESTIGATION AND EVALUATION FOR KUNMING LIGHT RAIL TRANSIT LINE 3
会议名称：《铁道工程新技术：第二届铁道工程关键技术国际学术会议》
会议日期：2012年
学科分类：08[工学] 0814[工学-土木工程] 082301[工学-道路与铁道工程] 0823[工学-交通运输工程]
关 键 词：light rail transit geotechnical investigation engineenng geological conditions exploration techniques geotechnical engineering evaluation
摘 要：正Kunming light rail transit line 3 cuts east-west through the main city of Kunming in the Dianchi *** the line have complex engineering geology,hydrogeology and surrounding *** the use of comprehensive exploitation technique,such as engineering geological mapping,drilling,geophysical exploration,testing,in-situ tests,etc.,the engineering geology and hydrogeology condition of Kunming light rail transit 3 is found *** main unfavorable geological conditions of site are sandy soil liquefaction,karst and shallow natural *** special rock and soil are artificial fill and soft *** main engineering of Kunming light rail transit line 3 is in the underground and involved ground engineering and viaduct *** main construction methods are shield method,mining method,the open-cut *** to the geological condition and surroundings of Kunming light rail transit line 3,the engineering problems such as construction scheme,the style of pit-supporting structure,controlling measures of groundwater, anti-floating and uplift of pit bottom,ground treatment of pit are analyzed and estimated,and reasonable engineering measures ＆ suggestions are provided as well.