【作者】 陈政；

【导师】 韩晓雷； 唱伟；

【作者基本信息】 西安建筑科技大学 ， 建筑与土木工程， 2009， 硕士

【摘要】 塑料排水板排水固结法地基处理技术由于其具有性能良好、质量可靠、施工方便、工效高、工程费用低、对土的扰动小等优点,在世界范围内都有广泛的应用。本文针对软土地基的地基处理技术,说明了软土地基处理的原因、目的、处理措施及施工要点,阐述了国内外在塑料板排水固结法处理软土地基的研究现状与分析,探讨了软土地基固结及抗剪强度理论,并介绍了软土地基沉降分析方法和监测技术。结合上海虹桥机场某扩建工程的地基处理方案,分析了塑料板排水固结法在该地区的可行性,系统的研究了其在软土地基中的应用方法,通过对比计算论证了塑料板排水固结法在该地区的优势,并解决了在施工中遇到的问题。从本工程应用的实际效果看出,塑料板排水固结法明显地改善了软土层的排水固结过程,技术可靠,经济合理,能够大大缩短工期,可以在软土地区推广。更多还原

【Abstract】 Because the drainage and concretion method of plastic drainage board has the merits of the performance well,the dependable quality,the construction convenient,high efficiency work,the construction cost low,to the soil disturb Small and so on,has the widespread application around the world.This article mainly aims at the technology of soft soil ground treatment,explained the reason,goal,the processing measure and the construction main points of the soft soil ground treatment,elaborated the research situation and the analysis of the drainage and concretion method of plastic drainage boar in soft soil ground.Has consummated soft soil ground solidifying and the shearing strength theory,stated the settlement analysis method and monitor technology in soft soil groundUnifies the ground treatment plan of Shanghai Hongqiao Airport extension project,has analyzed the feasibility of drainage and concretion method of plastic drainage board in this area,research the application method in the soft soil ground,has proven the superiority of drainage and concretion method of plastic drainage board through the contrast computation in this area,and has solved some problems which meet in the construction.Sees from this project application’s actual result,the drainage and concretion method of plastic drainage board is reliable,the economy is reasonable,can reduce the time greatly,could promotion in the soft soil area.更多还原