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缅甸某边坡地震作用下安全性分析
Safety analysis of a slope in Myanmar under seismic load
【摘要】 缅甸仰光某吹填边坡下存在可液化土(粉土和粉质粘土),在8级地震作用下边坡存在安全性问题.针对这一问题,采用NECCER法对地基土进行液化评估,采用Tokimatsu&Seed计算沉降量,运用拟静力法分析边坡在地震情况下的稳定性,并提出相应建议.
【Abstract】 There is liquefiable soil( Silt and Silty clay) under the slope by hydraulic filling in Yangon,Myanmar. Magnitude 8 earthquake can cause safety problem. In order to solve this problem,NECCER method is used for evaluation of liquefaction potential; Tokimatsu & Seed method is used for evaluation of earthquake-induced settlement; Pseudo-static method is used for evaluation of slope stability under seismic load,and some relevant suggestions are put forward.
【关键词】 地震液化;
地震震陷;
稳定性;
NECCER;
Spencer;
【Key words】 earthquake liquefaction; earthquake-induced settlement; stability; NECCER; Spencer;
【Key words】 earthquake liquefaction; earthquake-induced settlement; stability; NECCER; Spencer;
- 【文献出处】 广州大学学报(自然科学版) ,Journal of Guangzhou University(Natural Science Edition) , 编辑部邮箱 ,2015年02期
- 【分类号】TU435
- 【下载频次】43