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The lowering as a whole technology of Sutong Bridge 5 800 t weigh steel cofferdam

Zhang Xiongwen,Ren Huixing

Strategic Study of CAE 2010, Volume 12, Issue 2, Pages 22-26

Abstract: with the construction condition of deep water and high speed current, the exactly construction of the steelcofferdam which provided dry condition for the pile caps construction is a problem.This paper discussed the lowering as a whole technology of Sutong Bridge 5 800 t weigh steel cofferdamIn which, the design combined the coping of bored piles construction platform with bottom of steel cofferdam

Keywords： Sutong Bridge large steel cofferdam fabrication lowering as a whole synchronousness controlling

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Phase Ⅲ RCC Cofferdam Construction of TGP

Zhang Shuguang

Strategic Study of CAE 2003, Volume 5, Issue 11, Pages 79-81

Abstract:

The phase Ⅲ RCC cofferdam construction belongs to the phase Ⅲ diversion works.construction site and duration, both the concreting intensity and the rise height of the phase Ⅲ RCC cofferdam

Keywords： TGP RCC cofferdam concrete

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Studies on several dynamics problems in the design of the explosion water-well with steel-inner

Gu Wenbin,Chen Xueping,Liu Jianqing

Strategic Study of CAE 2013, Volume 15, Issue 10, Pages 71-79

Abstract: and concrete cofferdam thickness to the force and deformation of the steel, setting the bubble curtainof the center of the charge, when the thickness of steel-inner reaches 50 mm.When the thickness of steel lining is 20 mm, plussing 0.5 m thick concrete cofferdam,the explosion wellwith steel-inner meets the requirements of safety design.When the thickness of the steel-inner is 20 mm and the thickness of concrete cofferdam is over 0.35 m

Keywords： design of explosion water-well with steel-inner dynamics analysis stress and strain response numericalsimulation bubble curtain concrete cofferdam

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Scheme comparison on large-scale infrastructure construction in shoal areas

Xian Zhengquan,Liang Jinda,Zhao Lei

Strategic Study of CAE 2010, Volume 12, Issue 4, Pages 29-32

Abstract:

This article described the successful experience of using steel sheetpile cofferdam on building island as pile installation platform.Constructing steel pile cofferdam in advance on cap construction instead of steel platform can reduce

Keywords： shoal area large-scale infrastructure steel sheet pile cofferdam on building island

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Challenge and Innovation in Sutong Bridge Foundation Proje ct

You Qingzhong,Dong Xuewu,Wu Shouchang

Strategic Study of CAE 2007, Volume 9, Issue 6, Pages 22-26

Abstract: style="text-align: justify;">This article introduces three outstanding innovations: Utilization of steeland deep-pile groups ; Permanent collision facilities consisting of collision structure and 5 000 ton steelcofferdam which is lowered as a whole; Permanent scour protection.

Keywords： Sutong Bridge construction platform steel cofferdam collision structure lowering as awhole permanent

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Science and Technology Innovation of the Deep Water High Earth-rock Cofferdam in the Three Gorges Project

Dai Huichao

Strategic Study of CAE 2003, Volume 5, Issue 7, Pages 11-16

Abstract:

The deep water high earth-rock cofferdam in the 2nd phase construction of TGP is a hard and challengeDuring the period from 1998 to 2002, the cofferdam protected the construction pit of the left-bank damThe quality of the cofferdam is good, and it fulfilled the historical tasks satisfactorily.research, the design and construction, the organization and management, the safety monitor and the cofferdam

Keywords： TGP deep water high earth-rock cofferdam design constraction

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Design and construction of Sutong Bridge deep-water main pylon foundations

Ren Huixing,Ouyang Xiaoyong,He Maosheng,Yang Hong,Sun Keqiang

Strategic Study of CAE 2009, Volume 11, Issue 3, Pages 38-43

Abstract:

This paper, from three aspects including construction conditions, foundation design and construction, introduces some considerations in the designing of main-pylon foundations and some practical measures to deal with certain unfavorable construction conditions, such as deep water, tidal effect, soft stratum and heavy traffic, during the construction of main-pylon foundations.

Keywords： Sutong Bridge group-pile foundation steel cofferdam scour protection

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A DSS for Management on the Jointly Discharging of Overtopped Cofferdam

Fang Debin,Wang Xianjia,Hu Zhigen

Strategic Study of CAE 2003, Volume 5, Issue 1, Pages 62-68

Abstract:

Management on the jointly discharging of overtopped cofferdam is a typical semi-structured problemdecision support system is designed to address the management on the jointly discharging of overtopped cofferdam

Keywords： overtopped cofferdam construction diversion management decision support system (DSS)

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Steel Bridges in China

Pan Jiyan

Strategic Study of CAE 2007, Volume 9, Issue 7, Pages 18-26

Abstract:

This paper contains a brief introduction of the development of the steelIt also introduces the characteristic requiremens of the material used in steel bridges.

Keywords： steel brigde in China steel materials design of steel brigde structure of steel bridge

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On braced trapezoidal corrugated steel shear panels: An experimental and numerical study

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 3, Pages 396-410 doi: 10.1007/s11709-023-0934-5

Abstract: In this study, a new system consisting of a combination of braces and steel infill panels called thebraced corrugated steel shear panel (BCSSP) is presented.The results obtained from the parametric study indicate that the corrugated steel shear panel (CSSP)

Keywords： trapezoidal corrugated plate steel shear panel braced steel shear panel experimental study buckling

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Progress of Production Technology of Clean Steel at Baosteel

Cui Jian,Zheng Yiyu,Zhu Lixin

Strategic Study of CAE 2005, Volume 7, Issue 6, Pages 21-26

Abstract: control technology of carbon, nitrogen, total oxygen, phosphorus, sulphur as well as inclusions in steelThe purity obtained in IF steel and pipeline steel is introduced.

Keywords： Baosteel clean steel IF steel pipe line steel steelmaking

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Causations of failure in megaprojects: A case study of the Ajaokuta Steel Plant project

Oluwole Alfred OLATUNJI

Frontiers of Engineering Management 2018, Volume 5, Issue 3, Pages 334-346 doi: 10.15302/J-FEM-2018011

Abstract: paper uses project organizational theories to draw lessons from a historic megaproject, the Ajaokuta Steel

Keywords： industrial projects megaprojects Nigeria project organizational theories steel plant

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Parametric study of hexagonal castellated beams in post-tensioned self-centering steel connections

Hassan ABEDI SARVESTANI

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 5, Pages 1020-1035 doi: 10.1007/s11709-019-0534-6

Abstract: important parameters (beam reinforcing plates, initial post-tensioning, and material properties of steelThe PTSC connection is comprised of bolted top and bottom angles as energy dissipaters and steel strandsFurthermore, properties of steel material has been simulated using bilinear elastoplastic modeling with1.5% strain-hardening which has perfectly matched with the real material of steel angles.It is recommended to avoid using steel angles with high yielding strength since they lead to the yielding

Keywords： finite element analysis hexagonal castellated beam parametric study post-tensioned self-centering steelconnection steel moment-resisting frame

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Study on steel output per unit GDP and steel production， energy consumption， materials consumption &wastes emission of steel industry

Lu Zhongwu,Yue Qiang,Gao Chengkang

Strategic Study of CAE 2013, Volume 15, Issue 4, Pages 23-29

Abstract:

Steel output per unit GDP is an important index for controlling steeloutput, for energy-saving, materials-decreasing and wastes-reducing of steel industry.Steel output and energy consumption, materials consumption & wastes emission of steel industryof steel output, energy consumption, materials consumption & wastes emission.energy-saving, materials-decreasing and wastes-reducing of steel industry were put forward.

Keywords： steel output per unit GDP steel output in-use steel GDP generation per unit in-use steel energy consumption

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Concepts and implementation of strain-based criteria in design codes for steel structures

Reidar BJORHOVDE

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 3, Pages 210-216 doi: 10.1007/s11709-012-0165-7

Abstract: A uniaxial tension test is commonly used to determine the mechanical properties of steel, but it hasIt does not represent the actual behavior of the steel in a structure, and was never intended to do so

Keywords： steel stress-strain characteristics tension test strain design actual behavior improved design codes