The key point of concrete construction in Cihe invert siphon project are the vertical transportation of pipeline concrete placement and the construc tion of moid plate procesa Through comparing with similar engineering and analyzing the real situation, the vertical transportation and mold plate construc- tion are determined after systematic verificatioa.
磁河倒虹吸工程混凝土施工的关键点在于管身段混凝土浇筑的垂直运输及模板工艺的施工。
How to prevent and handle the aggregate segregation should be a key to insure the quality of concrete placement.
三峡二期厂坝混凝土采用塔带机入仓浇筑,具有入仓强度高,覆盖面积大,连续均匀布料等优点;但混凝土通过100～400 m的供料线和塔带机运至仓面,混凝土骨料分离现象难于避免;如何预防与处理混凝土骨科分离是保证大坝混凝土浇筑质量的关键。
According to the characteristic of the construction technology of special-shaped underground continuous wall,this article elaborated each step from construction preparation,survey,dredging,erection of reinforcement cage,concrete casting to wall forming,further briefly introduced the quality control measures and emergency treatment methods.
本文根据异型地下连续墙施工技术的特点,并结合工程实例,对施工准备、测量、挖槽、钢筋笼吊装、混凝土浇筑到成墙各个施工步骤进行了详细阐述,对施工中的质量控制措施和应急处理措施作了扼要介绍。
This paper introduces the application situation and application results of MNC-A3 high-performance early strengthening agent in concrete casting works of a certain housing estate.
介绍了MNC-A3高效早强剂在某小区混凝土浇筑工程中的应用状况及应用效果。
Based on the analysis results,the main issues in the design and construction were studied,such as structure style choice,joint design,concrete casting and so on.
本文结合工程实例,简要论述钢管混凝土张弦结构的设计过程,通过对比分析对设计和施工过程中的关键问题,如结构选型、节点连接、混凝土浇筑等进行了较为深入地论述,最终得到了一些有益的结论。
The arithmetic of 2D column drawing and 3D perspective drawing of the concrete pouring for arch dam are studied in this paper.
研究了拱坝混凝土浇筑的二维柱状图和三维透视图的算法,以及混凝土浇筑的计算机图形处理,通过对拱坝混凝土浇注的计算机模拟,动态地描述拱坝混凝土施工进程。
Key points of construction technology are emphasized in this text,such as sorting out of beam characteristic parameter,desigh and operating technology of pedestal and formwork,concrete pouring,pre-tension and post-tension construction,etc.
该文结合大型预应力箱梁工厂化预制施工中的实践经验,针对该类构件预制施工中的主要难点进行了分析总结,重点介绍了梁型特征参数翻样、生产台座和模板的设计及操作工艺、混凝土浇筑、先后张预应力施工等关键技术。
In this article,the author introduces some technologies used in Tanghe inverted siphon body construction,such as formwork technology,steel bar connection technology,water stop strap installation technology,construction joints settlement and concrete pouring method.
介绍唐河倒虹吸管身混凝土施工过程中的模板技术、钢筋连接新技术、止水带安装、施工缝留置及混凝土浇筑方法。
Application of visual technology to concrete construction simulation in Longtan Project;
可视化技术在龙滩工程混凝土浇筑仿真中的应用
By the adoption of built-up bent-frame bracing and laminated-beam-like concreting, the construction of extra-large skewed beam with 34.
采用组合式排架支撑和叠合梁形式的混凝土浇筑工艺,完成了离地34。
From the aspect of raw materials,proportioning of concrete,concreting,acceptance of concrete engineering quality,the paper discusses quality control of concrete engineering.
从原材料、混凝土配合比、混凝土浇筑、混凝土工程质量验收等方面论述混凝土工程的质量控制。
The pouring techniques of the large volume concrete construction
建筑施工中的大体积混凝土浇筑技术
Analysis on key points for cracks' control of mass concrete
大体积混凝土浇筑裂缝控制要点浅析
The concrete pouring and temperature control technology in plugging segment of persion tunnel
导流洞封堵段混凝土浇筑及温控技术
Influence of Different Meshs of Concrete Layer to Calculation of Temperature and Stress for concrete Block
浇筑层网格对混凝土浇筑块温度及应力计算的影响
New Standard Pole of Large Earthwork Volume Concrete Pouring Construction--Special Report on Concrete Pouring Construction of CCTV New Building
大方量混凝土浇筑施工的新标杆——中央电视台新址混凝土浇筑施工特别报道
Construction Supervision on Concrete Pouring Quality of Continuous Box Girder in Weihe Bridge
渭河特大桥连续箱梁混凝土浇筑质量施工监理
On errors investigation in concrete grouting at connecting box girder construction
连续箱梁施工阶段混凝土浇筑误差调查分析
Pouring Test Study for Lift-up Pump Concrete of Concrete-filled Steel Tubular Columns in Tianjin Jinta Mansion
天津津塔钢管柱内顶升混凝土浇筑试验研究
Pouring Construction Technique of Steel Tube Columns Concrete Applied in Guangzhou New TV Tower
广州新电视塔钢管柱混凝土浇筑施工技术
Analysis on Thermal Stress and Crack in Mass Concrete Casting
大体积混凝土浇筑温度应力及裂缝分析
Large Area Integral Concreting Technology in Concrete Structure Construction;
大面积混凝土结构整体浇筑施工技术
On measures to ensure the pouring quality of wall concrete
小议如何保证墙体混凝土的浇筑质量
Crack prevention experience of pouring mass concrete of structure
构筑物浇筑大体积混凝土裂缝防治经验
Finally, the concrete is placed around the reinforcement by termite and the "slurry"is displaced as the concrete rises to fill the trench.
通过导管在钢筋笼周围浇筑混凝土。混凝土不断升高,"泥浆"排出。
Test and Study on Impermeability for Poured Asphaltic Concrete Core
浇筑式沥青混凝土心墙防渗技术的试验研究
Automatic Pouring and Simulation of Boom System of Concrete Pump Car
混凝土泵车布料机构自动浇筑及过程仿真
Proposition on improving casting bitumen concrete central core pattern
浇筑式沥青混凝土心墙型式改进的建议
Model Testing Study on the Construction of Reinforced Concrete Arch Bridge with Cast-in-Situ Cantilever Method;
悬臂浇筑钢筋混凝土拱桥模型试验研究