Statistics-based method for determination of drag coefficient for nonlinear porous flow in calcareous sand soil
Sign Up to like & getrecommendations! Published in 2018 at "Bulletin of Engineering Geology and the Environment"
DOI: 10.1007/s10064-018-1330-6
Abstract: Generally, drag force applied by soil particles to seeping pore water is described as a type of body force in the form of hydraulic gradient I. For steady porous flow, the hydraulic gradient was widely… read more here.
Keywords: methodology; sand soil; drag coefficient; calcareous sand ... See more keywords
The effect of temperature on the drained shear behavior of calcareous sand
Sign Up to like & getrecommendations! Published in 2020 at "Acta Geotechnica"
DOI: 10.1007/s11440-020-01030-7
Abstract: In answer to the growing demands for temperature-related engineering applications in marine geotechnical engineering, this article explores the effect of temperature on the drained shear behavior of calcareous sand. Sixteen drained triaxial shear tests were… read more here.
Keywords: effect temperature; calcareous sand; sand; dilatancy ... See more keywords
Influence of Particle Shape on the Density and Compressive Performance of Calcareous Sand
Sign Up to like & getrecommendations! Published in 2019 at "KSCE Journal of Civil Engineering"
DOI: 10.1007/s12205-020-0145-8
Abstract: Particle shape influence the bearing capacity of calcareous sand foundations in island reef engineering. An improved Computer Image Analysis method that combined with mathematical statistics was proposed to categorize and sort different shapes of calcareous… read more here.
Keywords: shape; particle; influence; calcareous sand ... See more keywords
A creep constitutive model incorporating deformation mechanisms for crushable calcareous sand
Sign Up to like & getrecommendations! Published in 2018 at "Arabian Journal of Geosciences"
DOI: 10.1007/s12517-018-3982-8
Abstract: Due to the high compressibility and low crushing strength induced by remarkable intra-granular void and highly irregular shape, the creep response of calcareous sand is far larger than that of silica sand. Unlike silica sand,… read more here.
Keywords: sand; phase; creep; calcareous sand ... See more keywords
Experimental study on the cyclic response of Nanhai Sea calcareous sand in China
Sign Up to like & getrecommendations! Published in 2019 at "Arabian Journal of Geosciences"
DOI: 10.1007/s12517-019-4796-z
Abstract: Considering that the foundation soil (calcareous sand) of offshore platforms is subjected to wave loadings of different heights in a long time, cyclic triaxial tests are conducted on the Nanhai Sea calcareous sand under different… read more here.
Keywords: sand; nanhai sea; calcareous sand; sea calcareous ... See more keywords
Characteristics of calcareous sand filler and its influence on physical and rheological properties of asphalt mastic
Sign Up to like & getrecommendations! Published in 2021 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2021.124112
Abstract: Abstract The composition and properties of asphalt mastic (filler and asphalt composition) play a decisive role in the performance of the asphalt mixture. This paper aims to investigate the feasibility of using fine calcareous sand… read more here.
Keywords: filler; calcareous sand; asphalt mastics; sand filler ... See more keywords
One-Dimensional Compression Behavior of Calcareous Sand and Marine Clay Mixtures
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Geomechanics"
DOI: 10.1061/(asce)gm.1943-5622.0001763
Abstract: Abstract More and more oceanic projects involve calcareous sand–marine clay mixtures which behave totally different from pure calcareous sand and marine clay. The effect of clay content on the comp... read more here.
Keywords: calcareous sand; sand marine; marine clay; clay ... See more keywords
Interface Shear Behavior between MICP-Treated Calcareous Sand and Steel
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Materials in Civil Engineering"
DOI: 10.1061/(asce)mt.1943-5533.0003549
Abstract: AbstractMicrobial-induced carbonate precipitation (MICP) is an innovative ground improvement technique that utilizes bacteria to induce calcium carbonate precipitation to cement soil particles. In ... read more here.
Keywords: behavior micp; calcareous sand; micp treated; interface shear ... See more keywords
Evaluation of Biostimulation Efficacy on the Reinforcement of Calcareous Sand
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Testing and Evaluation"
DOI: 10.1520/jte20200495
Abstract: Calcareous sand is widely distributed on the continental shelf and along the coast and has a low mechanical strength and a high compressibility. The use of biostimulation to activate and enrich ureolytic bacteria induces mineralization… read more here.
Keywords: biostimulation; evaluation; ureolytic bacteria; calcareous sand ... See more keywords
Laboratory Investigation of the Mechanical Properties of a Rubber–Calcareous Sand Mixture: The Effect of Rubber Content
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DOI: 10.3390/app10186583
Abstract: This paper introduces a rubber–calcareous sand mixture as a lightweight building material in offshore engineering. The mechanical properties of mixtures of varying rubber contents were investigated by performing a one-dimensional (1-D) compression test in a… read more here.
Keywords: calcareous sand; rubber calcareous; rubber; rubber content ... See more keywords
Mechanical Properties and Constitutive Model of Calcareous Sand Strengthened by MICP
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Marine Science and Engineering"
DOI: 10.3390/jmse11040819
Abstract: To improve the mechanical properties of calcareous sand, it is proposed that microbial induced calcium carbonate precipitation (MICP) technology be used. A series of solidification tests were conducted in natural seawater and freshwater environments. The… read more here.
Keywords: strength; calcareous sand; sand; mechanical properties ... See more keywords