第四系松散土层强夯施工试验研究.pdf

2016年8月上 施工技术 第45卷第15期 CONSTRUCTION TECHNOLOGY 109 D0I:10.7672/8js2016150109 第四系松散土层强夯施工试验研究 肖洋1，柳天杰2，李证吉1 3 (1.湖南城建职业技术学院，湖南谭411101；2.河南工业职业拉术学院建工程系，河南南阳473000； 3.中建四局第五建工程有限公司，贵州贵阳550003) [摘委]以江西地区某工程第四系松散土展的地基强夯处理为背墨，对张夯施工中沉量、深展土展水平位移、孔 隙水压力及地下水等情况进行了监测并通过室内土工试验、平板荷我试及标准入试对谈地基的强夯处理进 行了检测.结果毒明：该工程地是采用强夯处理后，加固故果明显，地基载力大幅提高. [关键词]地基；强；试验；监测；承载力 [中图分类号]TU472.1[交故标识码]A[交章编号]1002-8498(2016)15-0109-04 The Quaternary Loose Soil Dynamic Compaction Construction Testing Xiao Yang' Liu Tianjie? Li Zhengji.3 (1.Hu'nan Urban Construction College Xiangtan Hu'nan 411101 China;2.Department of Architecture and Civil Engineering He'nan Polytechnic Institute Nanyang He'nan 473000 China; 3.CCFED the Fifth Construction Engineering Co. Lad.Guiyang Guizhou 550003 China) Abstract:Taking the dynamic paction treatment of quaternary loose soil of a project in Jiangxi area as the background the paction settlement horizontal displacement of deep soil pore water pressure and groundwater were monitored and through indoor soil test plate loading test and standard penetration test on the foundation the dynamic paction treatment were detected.The results show that after it is treated by dynamic paction the effect is obvious and the bearing capacity of foundation is greatly improved. Key words:foundations;dynamic paction;testing;monitoring;bearing capacity 1工程概况 3000 2500kNm.第4遍满夯，单点夯击能为 江西某电厂厂址地处江西省抚州市临川区和1000kNm.第1 2遍点夯夯点按4m×8m跳点 南城县境内青泥镇周家村，建设场地以丘陵尚地为夯，第112~15击，第2遮10~12击，第3遍按 主，地形起伏不大，然标高...