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Seismic responses of subway station with different distributions of soft soil in Tianjin

Dejian YANG,Meiling DUAN

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 2,   Pages 187-193 doi: 10.1007/s11709-014-0252-z

Abstract: visco-elastic boundary by using ANSYS and analyzed seismic responses of subway station with different distributionof soft soil.The nonlinear dynamic properties of soft soils are modeled by the KINH.and five different distributions of soft soil.Provide reference for improving the seismic performance of subway stations in Tianjin soft soil.

Keywords： distribution of soft soil     soft soil in Tianjin     seismic response     ANSYS    

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Deformation control criterion of shield tunnel under lateral relaxation of soft soil

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 5,   Pages 780-795 doi: 10.1007/s11709-023-0944-3

Abstract: Metro shield tunnels under the lateral relaxation of soil (LRS) are susceptible to significant lateralFor a shield tunnel with a diameter of approximately 6 m and under the lateral relaxation of sandy soil

Keywords： shield tunnel     lateral relaxation of soil     deformation control criterion of segment structure     model    

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A simplified method for investigating the bending behavior of piles supporting embankments on soft ground

Frontiers of Structural and Civil Engineering   Pages 1021-1032 doi: 10.1007/s11709-023-0952-3

Abstract: In recent years, concrete and reinforced concrete piles have been widely used to stabilize soft groundHere, we propose an efficient two-stage method that combines a test-verified soil deformation mechanismand Poulos’ solution for pile–soil interaction to investigate the bending behavior of piles supportingembankments on soft ground.and firm ground layers, at mid-depths of the fan zone, and at the boundary of the soil deformation mechanism

Keywords： bending behavior     pile     embankment     soil−structure interaction     failure mode    

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Effects of riparian vegetation patterns on the distribution and potential loss of soil nutrients: a case

Erhui GUO,Liding CHEN,Ranhao SUN,Zhaoming WANG

Frontiers of Environmental Science & Engineering 2015, Volume 9, Issue 2,   Pages 279-287 doi: 10.1007/s11783-014-0667-8

Abstract: This study examines the impact of riparian vegetation patterns on water pollution due to soil nutrientThe different distributions of soil nutrients along vegetation patterns and the potential risk of nutrientavailable nitrogen (AN), available phosphorus (AP), and organic matter (OM), but it has the highest soilThe distributions of soil TN, TP, AN, AP, and OM exhibited a declining trend from the upland toward theThe lower-slope grassland has higher levels of soil TN, TP, AN, and AP, and thus it may become a new

Keywords： riparian     vegetation patterns     soil nutrient distribution     nutrient loss     management    

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Spatial prediction of soil contamination based on machine learning: a review

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 8, doi: 10.1007/s11783-023-1693-1

Abstract:

● A review of machine learning (ML) for spatial prediction of soil

Keywords： Soil contamination     Machine learning     Prediction     Spatial distribution    

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Field testing of geosynthetic-reinforced and column-supported earth platforms constructed on soft soil

Qiangong CHENG,Jiujiang WU,Dongxue ZHANG,Fengping MA

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 2,   Pages 124-139 doi: 10.1007/s11709-014-0255-9

Abstract: is focused on the behavior of geosynthetic-reinforced and column-supported (GRCS) earth platforms in softsoil.It can be found that the soil arching is generated when the filling reaches a certain height.The measured pressure acting on the soil in the center of four piles was smaller than that acting onthe soil between two piles.

Keywords： geosynthetic-reinforced and column-supported (GRCS) earth platforms     soft soil     bearing behavior     settlement    

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Abundance, spatial distribution, and physical characteristics of microplastics in stormwater detention

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 10, doi: 10.1007/s11783-023-1724-y

Abstract: Herein, we investigate the longitudinal and vertical distribution of MP within two detention ponds withSoil samples were collected at various locations and from multiple depths (surface and subsurface layersWe also found that MP mass and sizes decrease from surface soil to subsurface soil.

Keywords： Microplastic     Environmental transport     Soil pollution     Stormwater     Detention ponds    

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Structure creation in earthen construction materials: information from dry soil mixtures

Christopher BECKETT, Charles AUGARDE

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 2,   Pages 151-159 doi: 10.1007/s11709-011-0109-7

Abstract: This paper reviews and discusses stratification effects in dry soil mixtures, including some original

Keywords： rammed earth     stratification     particle size distribution     pore size distribution    

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A real-life stability model for a large shield-driven tunnel in heterogeneous soft soils

Xinyu HU, Zixin ZHANG, Scott KIEFFER

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 2,   Pages 176-187 doi: 10.1007/s11709-012-0149-7

Abstract: The current models that have been published to date only allow for homogeneous soil at the tunnel facedetermine the minimal pressure needed at the tunnel face for a large shield-driven tunnel in heterogeneous softIt is found that the influence of multilayered soil boundaries is significant, especially for the mixed-layerThe suggested M-M model is developed by considering the influence of the heterogeneity of the soil on

Keywords： analytical solution     shield-driven tunnel     multilayered soil     face stability    

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Community diversity and distribution of ammonia-oxidizing archaea in marsh wetlands in the black soil

Chunhong Chen, Hong Liang, Dawen Gao

Frontiers of Environmental Science & Engineering 2019, Volume 13, Issue 4, doi: 10.1007/s11783-019-1146-z

Abstract:

The soil characteristics rather than the vegetation

Keywords： Ammonia-oxidizing archaea     amoA gene     Freshwater marsh     Diversity     Distribution    

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Key construction technology of shallow-buried large span highway tunnel through rich water soft soil

Zhao Licai

Strategic Study of CAE 2015, Volume 17, Issue 1,   Pages 81-87

Abstract: cross-located right next door after disassembly type excavation technology in shallow-buried rich water softsoil stratum tunnel excavation process.the deformation of surrounding rock control， successfully passed the construction of shallow-buried softsoil excavation.

Keywords： shallow buried； rich water soft soil； tunnel； pipe； reinforcement； cross-located right next door after    

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Research progress on distribution, sources, identification, toxicity, and biodegradation of microplasticsin the ocean, freshwater, and soil environment

Qinghui Sun, Juan Li, Chen Wang, Anqi Chen, Yanli You, Shupeng Yang, Huihui Liu, Guibin Jiang, Yongning Wu, Yanshen Li

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 1,   Pages 1-1 doi: 10.1007/s11783-021-1429-z

Abstract: . • Microplastics have apparent toxic effects on the growth of fish and soil plants. • Multiple strainsMicroplastics (MPs) are distributed in the oceans, freshwater, and soil environment and have become majorIn this review, the distribution and possible sources of MPs in aquatic and terrestrial environmentsenvironment, as well as their identification, toxicity, and biodegradation in the ocean, freshwater, and soil

Keywords： Microplastics     Distribution     Toxicity     Identification     Biodegradation     Environment    

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Reliability-based settlement analysis of embankments over soft soils reinforced with T-shaped deep cement

Chana PHUTTHANANON; Pornkasem JONGPRADIST; Daniel DIAS; Xiangfeng GUO; Pitthaya JAMSAWANG; Julien BAROTH

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 5,   Pages 638-656 doi: 10.1007/s11709-022-0825-1

Abstract: reliability-based settlement analysis of T-shaped deep cement mixing (TDM) pile-supported embankments over softThe uncertainties of the mechanical properties of the in-situ soil, pile, and embankment

Keywords： T-shaped deep cement mixing piles     piled embankments     settlement     reliability analysis     soil uncertainties    

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Feasibility of soil stabilizer production with industrial wastes

Dai Lei,Li Zhanguo,Huang Xin

Strategic Study of CAE 2010, Volume 12, Issue 3,   Pages 56-60

Abstract:

The feasibility of utilizing industrial waste to produce soft soil stabilizerof design for stabilizer with industrial waste is offered based on the characteristics of stabilized soilselected intentionally to meet the special demand on the stabilizer composition needed to form stabilized soilstructure, the soil stabilizer with high performance/cost ratio could be gotten.It is advised that the stabilizer should be designed individually according to the properties of the soil

Keywords： industrial waste     soft soil stabilization     stabilizer     feasibility     performance/cost ratio    

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Characterization of soil low-molecular-weight organic acids in the Karst rocky desertification region

Xiaoliang LI, Xiaomin CHEN, Xia LIU, Lianchuan ZHOU, Xinqiang YANG

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 2,   Pages 195-203 doi: 10.1007/s11783-012-0391-1

Abstract: Soil low-molecular-weight (LMW) organic acids play important roles in the soil-forming process and thequantified the contents of LMW organic acids (including lactate, acetate, formate, malate, and oxalate) in soilSignificant positive correlations were also observed among individual LMW organic acids in soil solution, and between them and soil available P, available K, exchangeable Ca, respectively.Therefore, the concentrations of soil LMW organic acids might be one of driving force in the Karst rock

Keywords： Karst rocky desertification     low-molecular-weight (LMW) organic acids     distribution characteristics     soil    

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Title Author Date Type Operation

Seismic responses of subway station with different distributions of soft soil in Tianjin

Dejian YANG,Meiling DUAN

Journal Article

Deformation control criterion of shield tunnel under lateral relaxation of soft soil

Journal Article

A simplified method for investigating the bending behavior of piles supporting embankments on soft ground

Journal Article

Effects of riparian vegetation patterns on the distribution and potential loss of soil nutrients: a case

Erhui GUO,Liding CHEN,Ranhao SUN,Zhaoming WANG

Journal Article

Spatial prediction of soil contamination based on machine learning: a review

Journal Article

Field testing of geosynthetic-reinforced and column-supported earth platforms constructed on soft soil

Qiangong CHENG,Jiujiang WU,Dongxue ZHANG,Fengping MA

Journal Article

Abundance, spatial distribution, and physical characteristics of microplastics in stormwater detention

Journal Article

Structure creation in earthen construction materials: information from dry soil mixtures

Christopher BECKETT, Charles AUGARDE

Journal Article

A real-life stability model for a large shield-driven tunnel in heterogeneous soft soils

Xinyu HU, Zixin ZHANG, Scott KIEFFER

Journal Article

Community diversity and distribution of ammonia-oxidizing archaea in marsh wetlands in the black soil

Chunhong Chen, Hong Liang, Dawen Gao

Journal Article

Key construction technology of shallow-buried large span highway tunnel through rich water soft soil

Zhao Licai

Journal Article

Research progress on distribution, sources, identification, toxicity, and biodegradation of microplasticsin the ocean, freshwater, and soil environment

Qinghui Sun, Juan Li, Chen Wang, Anqi Chen, Yanli You, Shupeng Yang, Huihui Liu, Guibin Jiang, Yongning Wu, Yanshen Li

Journal Article

Reliability-based settlement analysis of embankments over soft soils reinforced with T-shaped deep cement

Chana PHUTTHANANON; Pornkasem JONGPRADIST; Daniel DIAS; Xiangfeng GUO; Pitthaya JAMSAWANG; Julien BAROTH

Journal Article

Feasibility of soil stabilizer production with industrial wastes

Dai Lei,Li Zhanguo,Huang Xin

Journal Article

Characterization of soil low-molecular-weight organic acids in the Karst rocky desertification region

Xiaoliang LI, Xiaomin CHEN, Xia LIU, Lianchuan ZHOU, Xinqiang YANG

Journal Article