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Dynamic response of precast segmental bridge columns under heavy truck impact

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 3,   Pages 327-349 doi: 10.1007/s11709-023-0911-z

Abstract: Considering the wide application of precast segmental bridge columns (PSBCs) in engineering practice,performed to assess the influence of the section size, truck weight, impact velocity, and number of precast

Keywords： precast segmental bridge columns     heavy truck     collision     dynamic response    

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Factors affecting the seismic behavior of segmental precast bridge columns

Haitham DAWOOD,Mohamed ELGAWADY,Joshua HEWES

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 4,   Pages 388-398 doi: 10.1007/s11709-014-0264-8

Abstract: manuscript discusses the design parameters that potentially affect the lateral seismic response of segmentalprecast post-tensioned bridge piers.The piers consist of precast circular cross section segments stacked one on top of the other with concentric

Keywords： finite element analysis     concrete     precast units     bridges    

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Seismic performance of precast hollow bridge piers with different construction details

Zhiqiang WANG,Jiping GE,Hongyi WEI

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 4,   Pages 399-413 doi: 10.1007/s11709-014-0273-7

Abstract: Currently the design scheme of precast hollow concrete bridge piers will be adopted in bridge designin China, but there is no code including specific design details of precast segmental piers in high seismicThe specimens consist of the monolithic cast-in-place concrete bridge pier, precast segmental prestressedpier with cast-in-place joint and precast segmental concrete bridge pier with dry joints.Compared with experimental results of prestressed bridge columns, analytical result demonstrates the

Keywords： hollow pier     seismic performance     cyclic load     precast concrete     bridge columns    

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Self-centring segmental retaining walls—A new construction system for retaining walls

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 4,   Pages 980-1000 doi: 10.1007/s11709-021-0737-5

Abstract: Four post-tensioned segmental retaining walls (PSRWs) were experimentally tested.

Keywords： retaining wall     segmental     precast concrete     unbonded post-tensioning     water retaining wall     seawall    

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Full scale model test of segmental precast concrete box girder with external and internal tendons

Zheng Kaiqi,Bu Hongqi,Liu Zhao,Hui Zhuo,Lv Zhitao

Strategic Study of CAE 2013, Volume 15, Issue 8,   Pages 89-94

Abstract:

To investigate the structural behavior of segmental precast prestressedspan of 48 m full scale box girder model of this type was tested for the Fourth Nanjing Yangtze River Bridge

Keywords： segmental precast     model test     external prestress     full scale test    

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Kinetic energy based model assessment and sensitivity analysis of vortex induced vibration of segmentalbridge decks

Nazim Abdul NARIMAN

Frontiers of Structural and Civil Engineering 2017, Volume 11, Issue 4,   Pages 480-501 doi: 10.1007/s11709-017-0435-5

Abstract: In this paper, semi 3D models for segmental Bridge decks are created in ABAQUS CFD program with the support

Keywords： vortex induced vibration     reynolds number     kinetic energy     vorticity     latin hypercube sampling    

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Experimental monitoring of the strengthening construction of a segmental box girder bridge and field

Ali Fadhil NASER, Zonglin WANG

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 3,   Pages 308-320 doi: 10.1007/s11709-012-0140-3

Abstract: Prestressed concrete segmental box girder bridges are composed of short concrete segments that are eitherprecast or cast in situ and then joined together by longitudinally post-tensioning internal, externalstudy are to monitor the construction process of the external prestressing tendons to strengthen the bridge

Keywords： prestressed concrete     box girder     monitoring     external tendons     strain     deflection    

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Evaluation of the static and dynamic structural performance of segmental pre-stressed concrete box girderbridge after repairing and strengthening

Ali Fadhil NASER, Zonglin WANG

Frontiers of Structural and Civil Engineering 2013, Volume 7, Issue 2,   Pages 164-177 doi: 10.1007/s11709-013-0196-8

Abstract: the repairing and strengthening methods which are used to improve the structural performance of the bridgeanalyze the static and dynamic responses after strengthening, and to evaluate the performance of the bridgeThe methods of repairing and strengthening include reconstruction the deck of the bridge by casting 10of box girders of middle spans and side spans by sticking the steel plates, strengthening the whole bridgeThere are not tensile stresses are appeared in the sections of the bridge structure.

Keywords： structural performance     steel plates     external pre-stressing     cracks     grouting method     static    

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Precast steel–UHPC lightweight composite bridge for accelerated bridge construction

Shuwen DENG, Xudong SHAO, Xudong ZHAO, Yang WANG, Yan WANG

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 2,   Pages 364-377 doi: 10.1007/s11709-021-0702-3

Abstract: In this study, a fully precast steel–ultrahigh performance concrete (UHPC) lightweight composite bridge(LWCB) was proposed based on Mapu Bridge, aiming at accelerating construction in bridge engineering.Cast-in-place joints are generally the controlling factor of segmental structures.Finite element analyses of Mapu Bridge showed that the nominal stress of critical sections could meet

Keywords： accelerated bridge construction     ultrahigh-performance concrete     steel–UHPC composite bridge     UHPC girder-to-girder    

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Axial Compressive Behavior of Precast SRC Columns With Multi-Spirals

Yinyan Liang,Wen Zhengqiang,Wang Ruizhen,Ling Jingyu

Strategic Study of CAE 2006, Volume 8, Issue 12,   Pages 16-30

Abstract: experimental study on the axial compressive behavior of rectangular SRC (steel reinforced concrete) columnsThe innovation of applying the 5-spirals to rectangular SRC columns is to take its superiority in concreteconfinement and its efficiency in automatic production for the precast construction industry.cost effectiveness of the multi-spirals, and the strength and ductility of the spirally confined SRC columnsrectilinear hoops, the test results showed that, with significant cost savings of confinement steel, the SRC columns

Keywords： precast construction     steel reinforced concrete     rectangular SRC column     multi-spirals     5-Spirals     strength    

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Effect of earth reinforcement, soil properties and wall properties on bridge MSE walls

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 5,   Pages 1209-1221 doi: 10.1007/s11709-021-0764-2

Abstract: Mechanically stabilized earth (MSE) retaining walls are popular for highway bridge structures.They have precast concrete panels attached to earth reinforcement.

Keywords： mechanically stabilized earth walls     precast concrete panels     backfill soil     finite element modeling    

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Genetic basis of adult-onset nephrotic syndrome and focal segmental glomerulosclerosis

Jian Liu, Weiming Wang

Frontiers of Medicine 2017, Volume 11, Issue 3,   Pages 333-339 doi: 10.1007/s11684-017-0564-1

Abstract: Focal segmental glomerulosclerosis (FSGS) accounts for nearly 20% of NS among children and adults.

Keywords： nephrotic syndrome     focal segmental glomerulosclerosis     genetic    

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Analysis and control of hydration heat of cast-in-place diaphragm of segmental precast box girder

Chen Yang,Zhong Yao,Zheng Kaiqi,Shen Bin,Meng Shaoping

Strategic Study of CAE 2013, Volume 15, Issue 8,   Pages 99-103

Abstract:

For the pier segment of the segmental precast bridge, the diaphragm isWithout right control measures often lead to cracking of the precast segments during the constructionsimulation, a series of control measures were proposed and adopted to the Fourth Nanjing Yangtze River Bridge

Keywords： concrete box girder     hydration heat     temperature field     stress field     cracks    

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Ductility improvement of GFRP-RC beams using precast confined concrete block in compression zone

Frontiers of Structural and Civil Engineering doi: 10.1007/s11709-023-0968-8

Abstract: FRP-RC beams depends on the ductility of their compression zones, the present study proposes using a precast

Keywords： ductility     four-point bending test     glass fiber-reinforced polymer     precast confined concrete block    

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Structural behavior of intermediate length cold-formed steel rack columns with C-stitches

M. ANBARASU, Mahmud ASHRAF

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 4,   Pages 937-949 doi: 10.1007/s11709-019-0528-4

Abstract: The test program consisted of 10 axial concentric compression tests on columns with and without C-stitchesObserved influences of C-stitches on the behavior and resistance of the considered columns were carefully

Keywords： cold-formed steel columns     C-stitches     intermediate length columns     distortional buckling    

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Title Author Date Type Operation

Dynamic response of precast segmental bridge columns under heavy truck impact

Journal Article

Factors affecting the seismic behavior of segmental precast bridge columns

Haitham DAWOOD,Mohamed ELGAWADY,Joshua HEWES

Journal Article

Seismic performance of precast hollow bridge piers with different construction details

Zhiqiang WANG,Jiping GE,Hongyi WEI

Journal Article

Self-centring segmental retaining walls—A new construction system for retaining walls

Journal Article

Full scale model test of segmental precast concrete box girder with external and internal tendons

Zheng Kaiqi,Bu Hongqi,Liu Zhao,Hui Zhuo,Lv Zhitao

Journal Article

Kinetic energy based model assessment and sensitivity analysis of vortex induced vibration of segmentalbridge decks

Nazim Abdul NARIMAN

Journal Article

Experimental monitoring of the strengthening construction of a segmental box girder bridge and field

Ali Fadhil NASER, Zonglin WANG

Journal Article

Evaluation of the static and dynamic structural performance of segmental pre-stressed concrete box girderbridge after repairing and strengthening

Ali Fadhil NASER, Zonglin WANG

Journal Article

Precast steel–UHPC lightweight composite bridge for accelerated bridge construction

Shuwen DENG, Xudong SHAO, Xudong ZHAO, Yang WANG, Yan WANG

Journal Article

Axial Compressive Behavior of Precast SRC Columns With Multi-Spirals

Yinyan Liang,Wen Zhengqiang,Wang Ruizhen,Ling Jingyu

Journal Article

Effect of earth reinforcement, soil properties and wall properties on bridge MSE walls

Journal Article

Genetic basis of adult-onset nephrotic syndrome and focal segmental glomerulosclerosis

Jian Liu, Weiming Wang

Journal Article

Analysis and control of hydration heat of cast-in-place diaphragm of segmental precast box girder

Chen Yang,Zhong Yao,Zheng Kaiqi,Shen Bin,Meng Shaoping

Journal Article

Ductility improvement of GFRP-RC beams using precast confined concrete block in compression zone

Journal Article

Structural behavior of intermediate length cold-formed steel rack columns with C-stitches

M. ANBARASU, Mahmud ASHRAF

Journal Article