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Key technology of concrete headframe construction in alpine areas

Wu Chunjie,Cheng Zhengjue,Guo Zhongkuan,Liu Hui

Strategic Study of CAE 2011, Volume 13, Issue 11,   Pages 72-80

Abstract:

During the reinforced concrete headframe construction in alpine areasin Northwest China, by the research and application of rapid thawing technology in pile foundation rangeand rapid headframe construction technology in winter, the project quality can be ensured; the constructionspeed of headframe pile foundation and headframe body in winter was accelerated; the time of headframeconstruction was shortened and the bottleneck problems of coal mine construction in alpine areas were

Keywords： areas in Northwest China     reinforced concrete headframe     artificial frost-thawed soil     quick freezing     in winter     tower rapid construction technology in winter    

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Construction technology of well shaft tower construction engineering

Yang Yiming,Huang Jiapin,Shen Xihua,Cao Yueqin and Ma Zhimin

Strategic Study of CAE 2012, Volume 14, Issue 2,   Pages 85-89

Abstract:

Taking the construction of the main shaft hoisting in Longgu 1# CoalMine for example, the organizational characteristics of the well shaft tower and equipments, elevatorand other parallel operation of installation construction were introduced, and the technologies of towershaft slipform construction, six-disc hanging plate installation and permanent elevator installationThe paper can provide reference for the similar type of the construction.

Keywords： parallel operations     well tower sliding     shaft equipment     elevator installation     construction technology    

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Construction technology of tower column of Three Gorges Project ship lift

Zhou Jianhua

Strategic Study of CAE 2013, Volume 15, Issue 9,   Pages 15-21

Abstract:

This paper firstly describes the whole construction program of the towertechnique of thin wall concrete, high precision concrete continuous and rapid construction technique,metal structure construction technique,and the construction technique of high altitude and large spanThe application of those construction techniques meets the requirement of high precision constructionof the tower column and ensures its smooth construction.

Keywords： ship lift     tower column     construction techniques     Three Gorges Project    

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Safety and Rapid Construction Technology in Expand Cutting at Existing Line with Controlled Rock Blasting

He Guangyi,Jing Shan,Wang Zhaoyou

Strategic Study of CAE 2000, Volume 2, Issue 6,   Pages 73-79

Abstract: The paper introduces the practicable technology adopted in the light of the features of expanding thecutting for electrified railway existing line in order to attain the purpose of safety and rapid construction

Keywords： contact line     existing line     expanding of cutting     controlled rock blasting     non-electric initiation     safe and rapidconstruction technology    

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Concrete construction technology on tower beam of Three Gorges Project ship lift

Yu Ying

Strategic Study of CAE 2013, Volume 15, Issue 9,   Pages 27-32

Abstract:

he concrete construction of the beam concrete of tower load-bearing structurein Three Gorges Project ship lift is difficult, with high-complexity and no mature technology availablein tower beam of the Three Gorges Project ship lift, the concrete construction technology for continuedmade out to ensure the quality of concrete construction for tower beam.The concrete construction practices of Three Gorges Project ship lift tower beam certify the effectiveness

Keywords： ship lift     beam     concrete     construction joints     pouring stratification     Three Gorges Project    

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Construction survey technology on concrete construction of Three Gorges Project ship lift tower

Luo Chen,Yan Chunbo

Strategic Study of CAE 2013, Volume 15, Issue 9,   Pages 97-101

Abstract:

Three Gorges Project vertical ship lift is high-walled tower structureAccording to the precision requirements of construction for concrete body and built-in embedded partssurvey of concrete and built-in embedded parts of Three Gorges Project ship lift tower were studied.Through the statistical analysis on the measured data, the construction survey technology solutions forconcrete construction of Three Gorges Project ship lift tower are proved to be reliable and feasible

Keywords： construction survey     zenith telescope cast point     electromagnetic distance measuring     spatial positioning    

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Construction technology of Three Gorges Project ship lift hydraulic self-climbing formwork

Dai Zhiqing

Strategic Study of CAE 2013, Volume 15, Issue 9,   Pages 22-26

Abstract:

The construction time limits for the tower column concrete of Three GorgesThis paper focuses on the construction technology of hydraulic self-climbing formwork, improvement measuresto meet the rising-up of self-climbing formwork on Three Gorges Project ship lift tower column concretetechnology meet the design requirements of the tower column cylinder concrete of the Three Gorges shipimprove the safety of the construction,can provide reference for other hydropower project construction

Keywords： tower concrete     hydraulic self-climbing formwork     concrete pouring     Three Gorges Project ship lift    

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Local and regional contributions to PM in the Beijing 2022 Winter Olympics infrastructure areas during

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 6, doi: 10.1007/s11783-021-1434-2

Abstract:

• Regional transportation contributed more than local emissions during haze episodes.

Keywords： 2022 Winter Olympics     PM2.5     Source apportionment    

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Deformation monitoring on Three Gorges Project ship lift tower during construction period

Qiu Zhangyun,Luo Chen

Strategic Study of CAE 2013, Volume 15, Issue 9,   Pages 102-107

Abstract: polar coordinate would be used as the deformation monitoring method of Three Gorges Project ship lift towerduring construction period, and deformation analysis is received using the long-term monitoring dataThe results show that tower deformation is greatly affected by temperature; the greater the temperature

Keywords： Three Gorges Project ship lift     tower column     deformation monitoring     total station polar coordinate    

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Saddle pushing analysis in suspension bridge construction

Qi Dongchun,Wang Changjiang,Shen Ruli,Lin Qia

Strategic Study of CAE 2010, Volume 12, Issue 7,   Pages 68-73

Abstract: problems existing in saddle pushing, such as the pre-displacement control principle, the relation of towertop displacement and tower bottom stress, the method of determining saddle pushing stages and pushing

Keywords： suspension bridge     saddle pushing     saddle equilibrium condition     tower top displacement     tower bottom    

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Research Trends in Information Technology Applications in Construction Safety Engineering and Management

Mirosɬaw J. Skibniewski

Frontiers of Engineering Management 2014, Volume 1, Issue 3,   Pages 246-259 doi: 10.15302/J-FEM-2014034

Abstract: Through analysis of articles published from 2000 to March 2014 in Automaton in Construction (AUTCON),paper summarizes the topics of research and the institutions worldwide where research was conducted in constructionSeventy-one articles published during this time focused on Information Technology (IT) applications in

Keywords： automation     international research journal     research trends     industrial safety engineering and management     constructiontechnology     building engineering     information technology    

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Key technology research on construction for the middle tower of suspension bridge

Tian Wei,Liu Jianbo and You Xinpeng

Strategic Study of CAE 2012, Volume 14, Issue 5,   Pages 23-28

Abstract: and steel tower with herringbone shape along the longitudinal direction.The construction is complex.Based on previous study, using the technology of up-stream and down-stream anchor pier positioning andDuring the construction, the structure system changes frequently.Many innovative technologies are obtained in this project, and the key technologies about construction

Keywords： Taizhou Bridge     anchor pier positioning     real time monitoring     control measure in final stage     whole process control     erection accuracy    

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Design and construction of Sutong Bridge twoer

Luo Chengbin,Zhou Jianlin,Tian Wei,Daijie

Strategic Study of CAE 2009, Volume 11, Issue 3,   Pages 51-56

Abstract:

Sutong Bridge tower with 300.4 m is the highest one in the world, Thetower anchor area uses the steel-concrete composite structure; its structure and the stress mechanismThe 300 m height makes the tower quite sensitive to the environmental factors such as wind and temperatureThe wind-resistance safety of tower in construction stage against the wind is important especially.The key technologies of tower geometry control and wind resistance in construction stage are analyzed

Keywords： Sutong Bridge     tower's design and construction    

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Improving simulations of sulfate aerosols during winter haze over Northern China: the impacts of heterogeneous

Meng Gao,Gregory R. Carmichael,Yuesi Wang,Dongsheng Ji,Zirui Liu,Zifa Wang

Frontiers of Environmental Science & Engineering 2016, Volume 10, Issue 5, doi: 10.1007/s11783-016-0878-2

Abstract: The newly added reaction reproduces sulfate concentrations well during winter haze.incorporating heterogeneous oxidation of dissolved SO by nitrogen dioxide (NO ) on sulfate formation during winter

Keywords： Sulfate aerosols     Winter haze     WRF-Chem     Northern China    

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Title Author Date Type Operation

Key technology of concrete headframe construction in alpine areas

Wu Chunjie,Cheng Zhengjue,Guo Zhongkuan,Liu Hui

Journal Article

Construction technology of well shaft tower construction engineering

Yang Yiming,Huang Jiapin,Shen Xihua,Cao Yueqin and Ma Zhimin

Journal Article

Construction technology of tower column of Three Gorges Project ship lift

Zhou Jianhua

Journal Article

Safety and Rapid Construction Technology in Expand Cutting at Existing Line with Controlled Rock Blasting

He Guangyi,Jing Shan,Wang Zhaoyou

Journal Article

Concrete construction technology on tower beam of Three Gorges Project ship lift

Yu Ying

Journal Article

Construction survey technology on concrete construction of Three Gorges Project ship lift tower

Luo Chen,Yan Chunbo

Journal Article

Construction technology of Three Gorges Project ship lift hydraulic self-climbing formwork

Dai Zhiqing

Journal Article

Local and regional contributions to PM in the Beijing 2022 Winter Olympics infrastructure areas during

Journal Article

Deformation monitoring on Three Gorges Project ship lift tower during construction period

Qiu Zhangyun,Luo Chen

Journal Article

Science and Technology Create Excellence-Changsha Institute of Mining and Metallurgy with Rapid Development

Journal Article

Saddle pushing analysis in suspension bridge construction

Qi Dongchun,Wang Changjiang,Shen Ruli,Lin Qia

Journal Article

Research Trends in Information Technology Applications in Construction Safety Engineering and Management

Mirosɬaw J. Skibniewski

Journal Article

Key technology research on construction for the middle tower of suspension bridge

Tian Wei,Liu Jianbo and You Xinpeng

Journal Article

Design and construction of Sutong Bridge twoer

Luo Chengbin,Zhou Jianlin,Tian Wei,Daijie

Journal Article

Improving simulations of sulfate aerosols during winter haze over Northern China: the impacts of heterogeneous

Meng Gao,Gregory R. Carmichael,Yuesi Wang,Dongsheng Ji,Zirui Liu,Zifa Wang

Journal Article