施工段

超长隧洞TBM施工段设置中间施工支洞的必要性

Necessity of mid-adits on TBM construction section for super-long tunnel

实践证明，在大断面超长隧洞TBM施工段设置中间施工支洞，是一个成功的经验。

On the whole , this is a good experience for the construction of the tunnel with large cross-section and super length by TBM .

单机连续掘进长度按20km左右控制；而且在TBM施工段中间设置了施工支洞，从而确保了TBM单机掘进长度等。

Furthermore , the construction adit is arranged in the mid-section of the tunneling line of TBM , and then the excavated advance of single TBM is guaranteed as well .

围岩塑性区位于开挖面前1.5m范围内，锚杆主要受本施工段上台阶开挖的影响。

In addition , the plastic zone in surrounding rock ranges 1.5 m in the front of an excavating face , and rock bolts are mainly influenced by the excavation of the upper bench in the current construction step .

武汉长江隧道盾构施工段衬砌管片方案设计

Lining Segment Design Proposal of Wuhan Yangtze River Shield Tunnel

依据凿岩条件确定立井混合作业施工段高

The determination of section height in shaft mixed operation working according to drilling conditions

建立可拓监测模型，找出了某地铁盾构施工段的主要监测指标。

It established extension monitoring model to find key monitoring indicators from metro construction .

或者把整个工序分成几个施工段，进行流水施工。

We can divide the whole procedure into several shorter ones and adopt flow process .

立井混合作业施工段高的稳定性分析

Stability analysis of the height of the construction zone in a vertical shaft 's combined operation doing homework

同时也强调，划分施工段是让专业班组连续施工的重要手段。

And also it points out that compartmentalizing the constructive sects is a concernful measure to take for professional teams uninterruptedly working .

以上海某盾构隧道施工段为工程背景，应用现场监测和数值模拟相结合的方法，研究盾构掘进施工引起周围地层位移场的分布规律。

Based on a shield tunnel construction in Shanghai , the ground displacement distribution around tunnel is studied by field measurement and numerical analysis .

本文以上海大连路越江隧道水平冻结法施工段为原型而建立的一套隧道水平冻结法试验系统为基础展开研究。

The thesis is base on prototype project with underground tunnel adopted horizontal freezing in Dalian Road of Shanghai . A set of test system of horizontal freezing tunnel was established originally and has carry out some research of simulation test .

得到了围岩表面径向位移的分布与发展规律，以及围岩的失稳形式与失稳位置，并对实验结果进行了分析，最后建议加大我国目前的施工段高。

The authors get the distribution and development rules of radial displacement of surrounding rock , and also get the form and place of surrounding rock instability , though analysis of the test result . At last , the paper suggests increasing the current segment in our country .

冻结段施工安全段高一般为2.5M以内。

The safe section height is smaller than 2 . 5m .

水电工程施工梯段爆破计算机仿真及应用

Application of Computer Simulations of Bench Blasting to Construction of Hydropower Engineering

水电工程施工梯段爆破试验计算机模拟

Computer Simulation of Staged Blasting Test in Hydroproject Construction

施工合同段经理为环保第一责任人。

The manager of construction contract section is the first responsible person for environmental protection .

通常，地下连续墙分段施工每段长度一般不超过6米。

The diaphragm walling is usually cast in sections not exceeding 6 meters in length .

七星河治理工程中施工难段处理的几种方法

Several methods to deal with troublesome constructive section during the course of Qixing River regulation project

将挂篮和浇筑混凝土梁段湿重视为按挂篮传力作用于前一施工梁段上的集中力作用。

The hanging basket and wet concrete weight are considered as the concentrated force acting on the front construction beam .

为了从理论上探讨在高能气体压裂过程中，井下施工层段的燃烧压力、燃烧温度及燃气密度的变化。

It is important to fracturing result to know the variation of the pressure , temperature and density of the gas within downhole closed interval during HEGF .

根据岩体动载微损伤和岩体天然裂隙统计理论建立了适用于水电工程施工梯段爆破级配预报的计算机模型。

On the basis of theories of dynamic damage and natural crack statistics , a computer model suitable for predicting fragment size of bench blasting in constructions of hydropower engineering has been presented .

以混凝土的弹性模量和容重作为主要的计算参数，采用最小二乘法进行参数识别和调整，据此对施工梁段相应参数进行误差预测和调整分析。

To concrete elastic modulus and bulk density as the main parameters for calculating the least square method for parameter identification and adjusted accordingly on the appropriate section of the construction beam parameters and adjustment of forecast errors .

简述粉喷桩加固软土地基原理，介绍了在黄延高速公路施工管段内采用粉喷桩加固沟道冲淤积湿软黄土地基的施工工艺，经检测，取得了良好的施工效果。

This paper introduces the principle of cement injection pile in soft soil foundation reinforcement and combined with practice in Huang-Yan expressway the construction technology of cement injection pile is mentioned to strengthen the channel foundation with sediment collapsible loess . Detection shows construction acquired good effects .

T构为双箱单室截面，同样采用挂篮悬臂浇注法施工，节段长度分别为3m和4.34m两种。

The T frame structure is of twin box , single cell box girder which is also constructed with cantilever cast in situ method with travelers . The typical length of the segments thereof falls into 3.00 m and 4.34 m.

联体挂篮在悬臂施工中起步段的应用

The application of conjoined hanging basket in initial cantilever construction

土木工程施工课程三段式教学的思考

Reflection and practice on the course of civil engineering construction by three period teaching method

对高等级公路施工中挖方段开口桩的测量放样方法与分析

Discussion on Lofting Draught for the Piles Showing Cutting Boundaries of Excavation Section of High Grade Road

当拱桥施工采用大节段提升方案时，提升支架的强度和稳定承载性能非常关键。

The strength and the stability of the hoisting bracket are very important when the ribs of arch bridge are lifted by jack fixed on brackets .

介绍了中间试压装置的使用，克服以往长距离管道施工须间段留试压口的弊病，两项新技术加快了工程施工进度。

In this article , authors introduce that adoption of middle pressure-testing device can overcome the disadvantage of un-continuously performing testing pores in construction of la .