通过立丰国际购物广场基坑降水工程实例，介绍和分析深大基坑降水的方案设计及施工技术。
The deep foundation pit's dewatering project scheming and construction technology are introduced in the paper by the example practice of Lifeng international shopping square.
介绍了干扰井群工作后基坑的稳定和不稳定水位降深的计算方法，并编制了相应的计算程序。
The method is introduced to calculate the stable and instable water level in the foundation pit after disturbed Wells going into work, and it is programmed.
在城市基础工程建设中，利用管井降水法，可以较有效地解决深大基坑降水问题；
At present, in the urban infrusture engineering, deep and big pit precipitation can be effectively solved with the method of tube well precipitation.
最后得出常规的估算方法并进行验证，对深大基坑围护工程的估算具有一定的参考意义。
Finally, obtains the conventional estimation methods and verifies these methods, which have reference significance to the cost estimation of deep foundation pit support project.
监测结果分析表明，排桩冻结法是基坑工程的一种可行的施工工法，润扬大桥南锚碇排桩冻结法深大基坑的成功实践为今后类似工程的建设积累了宝贵经验。
The monitor result indicated the ground freezing and pile-support method is viable for deep foundation pit, and the experience was backlog for construction of similar engineering aftertime.
复杂环境条件下，超深超大基坑施工对周围环境的保护是一个难题。
Under complex environmental conditions , it's a difficult problem to protect the surrounding environments in the construction of super - deep and super - large foundation pits .
成都银都花园地下车库工程建筑面积大，结构形状复杂，基坑开挖深。
This project underground Garage of Yindu Garden in Chendu Has a large floor area, complex structural shape and deep excavation of foundation pit.
由于深溪沟水电站导流洞进口地形狭窄，给导流洞进口施工围堰和大坝基坑的布置设计带来极大困难。
The narrow terrain at diversion tunnel inlet bring difficulty for layout design of construction cofferdam and dam pit of Shenxigou hydropower station.
超深岩石基坑的破坏机理与土质基坑有本质的区别。
There is an essential difference in failure mechanism between extra-deep excavation in rock and soil one.
提出了考虑梁板复合支撑和分段施工效应的深大基坑支护结构三维全过程计算方法，编制了三维全过程分析有限元程序。
A method to analyze behaviors of beam-slab braced foundation pits was proposed considering the effect of construction process. A 3d FEM program based on the model was developed.
以两个工程为例，介绍了在城镇基坑开挖工程中采用了大孔径深孔爆破技术。
Taking two of projects as examples, the paper discussed the technology of large diameter borehole blasting applied in the excavation of footing groove in city.
根据实测软土基坑坑侧最大位移与时间关系资料，经统计分析建立了3种有代表性的位移与时间(挖深)的双曲线函数。
According to the data statistics of Max transformation aside of pit to time, the paper established 3 typical hyperbolic function of displacement to time (depth).
建构筑物地基基坑体积型状多种多样、挖深不一、坡度各异。
There are various volumes and shapes for the foundation pits of the buildings and structures and their excavation depths and slopes are different.
首都国际机场停车楼基坑面积大，深度深，地质条件复杂，地下水位较高。
The foundation pit for the parking building of the capital Airport has a large area, a profound depth, complex geological conditions and rather high ground water level.
深开挖工程中挡墙变形是引起基坑周围土体变形的重要因素之一。
The lateral wall deflection is an important cause which results in ground surface displacement and settlement around an excavation.
根据两个基坑的设计、施工和监测的对比，提出一个关于特深特大基坑的设计思想。
Based on the comparison of design, construction and monitoring between these two projects, a design idea on specially deep and big excavation is presented.
当前，深大基坑的应用越来越广，对于大型建筑物来说，基坑的施工影响到整个建筑物的施工安全和将来的运营。
At present, deep foundation pit is applied more and more fargoing. As for the large-scale building, deep foundation pit's construction affect the whole building's safety and exertion.
置信广场基坑工程属中等规模基坑，紧、近、深、不规则等特点在工程中表现突出。
Among the mid-scale foundation pit, the excavation at Zhi Xin Square is most characterized by its close clearance to adjacent building, deep depth and irregular shape.
首钢搬迁工程旋流井直径大、埋深大，其基坑的开挖和支护不仅要确保边坡稳定，而且要满足变形控制要求。
The whirling well in Shougang moving engineering has large diameter and buried depth. Its excavation and supporting should keep slope stability and control deformation.
在深基础结构工程设计中，将地下连续墙、地下室底板和部分楼板、梁作为深基坑开挖时的支护体与临时支撑；
So-called composite (three functions) deep foundation structure is defined as: to use slurry wall, basement base plate and a part of plate beam as foundation pit bracing;
无论是高层建筑深基础的施工，还是地下空间的利用，都需要进行大规模的深基坑工程。
The safety and stability of deep excavation engineering should be considered in the design and construction.
无论是高层建筑深基础的施工，还是地下空间的利用，都需要进行大规模的深基坑工程。
The safety and stability of deep excavation engineering should be considered in the design and construction.
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