deep foundation pit
基坑支护
2025-09-06 22:39 浏览次数 7
基坑支护
exemplary into about deep foundation pit bracing design methodology.
专题部分为关于深基坑支护设计方法的研究。
abstr: underground continuous wall is the main form of retaining wall used in deep foundation pit in shanghai area.
文章摘要:地下连续墻是上海地区深基坑的主要围护形式。
by using integrated dupuit formula and large-well method and disturbed multiple well system, feasible lowering operational process of the deep foundation pit has been guaranteed.
利用裘布衣公式、大井法试算、干扰井群叠加原理相结合的设计方法保证了降水过程实施的可行性;
the optimal designing theory of deep foundation pit dewatering for controlling land subsidence was discussed in loose sediment with great thickness and complex characteristics.
优化设计理论的深基坑降水,地面沉降控制在松散沉积物厚度大,复杂的特点进行了讨论。
deep foundation pit engineering has the characteristics of high cost, difficult construction and instability, so monitoring system is very important for its stability.
深基坑工程具有造价高、施工难度高、不稳定因素众多等特点,因此监测系统的优劣性对于掌握深基坑稳定性状况具有重要影响。
with the emergence of the high-rise construction and the underground project, the quantity of deep foundation pit excavation project rapidly increases.
高层建筑以及地下工程不断涌现,深基坑工程数量迅速增多。
so it becomes more important to study foundation ditch support in deep foundation pit projects.
因此深基坑支护的研究越来越重要。
it is very difficult to optimize the bracing project of deep foundation pit .
深基坑支护系统方案的优化设计是一个相当复杂的系统工程优化问题。
the pulling and arching supporting structure in deep foundation pit is used widely in many deep foundation pit projects due to its economy, reliability, high speed and simplicity.
深基坑拉锚式支护结构由于其经济可靠而且施工快速简便,已经在许多深基坑工程得到了迅速推广应用。
based on this algorithm, the optimization programs of three kinds of landslide support structures and three kinds of deep foundation pit support structures are developed, respectively.
在此基础上,分别开发了三种滑坡支挡结构和三种深基坑支护结构的方案优化及造价估算程序。
information-construction of deep foundation pit support, as a method of the construction, is safe, reliable, economical and practical.
深基支护结构的信息化施工是一种既安全可靠,又经济实惠的深基施工方法。
at present, the more application of slope stability analysis method in deep foundation pit is still the limit equilibrium method. this method applies widely, but there are also inadequate.
目前深基坑工程中应用较多的边坡稳定分析方法仍然是极限平衡方法,该方法应用较广,但也存在不足之处。
this paper introduces a design and construction method of static pile pressing underpinning employed to deep foundation pit supporting by means of a case record.
结合实际工程介绍了采用静压桩托换进行深基坑支护的设计施工方法,对压桩阻力、终压控制标準,托换后回弹等问题进行了研究,得出了有益的结论。
in this article, authors introduce the case of an engineering by using subminiature pile in deep foundation pit timbering, and analyse the construction technics and the quality monitor.
本文介绍了某工程深基坑支护中使用微型桩的情况,对施工工艺和质量监测作了分析。
the application of finite element numerical simulation of excavation of deep foundation pit conserved by frozen soil wall is discussed, creep model and parameter of frozen soil wall is given.
讨论了有限元数值法在冻土墻围护深基坑开挖中的应用,给出了适合于冻土墻的流变模型,并进行了参数识别。
at the same time, simple dewatering design based on uniform or uneven distribution of pumping wells for the complexed deep foundation pit may not always assure the effect of dewatering.
同时,对于施工复杂的特大型深基坑工程,仅简单地进行均匀布井或非均匀布井,不能预测降水的非稳定过程,且并不一定能保证降水的效果。
ansys software has been applied successfully in construction of deep foundation pit excavation in shanghai south station reconstruction project of shanghai metro line no 1.
ansys软件已成功应用于上海地铁1号线上海南站车站改建工程地下结构的深基坑开挖施工工程中。
aiming at the complicated hydrogeologic conditions of the north anchor huge deep foundation pit of runyang changjing bridge, the retaining structure of artificially frozen soil wall is advanced.
针对润扬长江公路大桥北锚碇特大深基坑的复杂水文地质条件,提出采用人工冻土墻围护结构。
abstract: : in recent years, the buildings in the city with the development of urban modernization and heighten, deep foundation pit excavation supporting problem increasingly prominent.
摘要:近年来,城市中的建筑高度随着城市现代化的推进而增高,深基坑开挖支护理由日益突出。
so construction safe of the deep foundation pit technology growing highlights importance .
于是深基坑的施工安全技术的重要性日益凸显。
the main study work is shown as follows:(1)study some aspects of the system of stability monitoring of deep foundation pit deeply and offer its own opinion.
对建筑深基坑的稳定性监测系统的几个方面进行了较深入的研究,提出了自己的看法。