Results 21 to 30 of about 225,083 (293)

Soil mechanics surface sampler [PDF]

open access: yes, 1969
A lunar surface sampler essentially identical to that operated from Surveyor 3 was mounted on Surveyor 7 and performed flawlessly on the moon throughout a range of operating temperatures from +180°F to −167°F.
Roberson, F. I., Scott, R. F.
core   +1 more source

Influence of Rotations on the Critical State of Soil Mechanics [PDF]

open access: yes, 2010
The ability of grains to rotate can play a crucial role on the collective behavior of granular media. It has been observed in computer simulations that imposing a torque at the contacts modifies the force chains, making support chains less important.
A. Lizcano   +25 more
core   +1 more source

Rainfall-induced differential settlements of foundations on heterogeneous unsaturated soils [PDF]

open access: yes, 2013
This study stochastically investigates the rainfall-induced differential settlement of a centrally loaded, rigid strip foundation on an unsaturated soil with spatially varying values of either preconsolidation stress or porosity.
Baecher G. B.   +14 more
core   +1 more source

Addressing the challenges of homogeneity, quality control and waste handling in soil bio-cementation: A large-scale experiment

open access: yesSoils and Foundations, 2023
In an attempt to go beyond the conventional laboratory experiments widely reported in literature around the emerging technique of soil bio-cementation, this work addresses key challenges related to its large-scale application.
Ray Harran   +2 more
doaj   +1 more source

Temperature- and saturation-dependent behaviour of unsaturated clay beams in bending tests [PDF]

open access: yesE3S Web of Conferences, 2023
The paper investigates the deformation behaviour of partially saturated clay beams under flexural stress. Beams were prepared from two clays and then loaded until failure. Three degrees of saturation and two loading rates were examined for each clay. The
Hardenberg Maximilian, Vrettos Christos
doaj   +1 more source

Modelling large deformation problems in unsaturated soils [PDF]

open access: yes, 2016
Applications of unsaturated soil mechanics often involve large deformations and displacements. This is the case of collapse behaviour of low density soils or the unrestrained swelling of expansive clays.
Alonso Pérez de Agreda, Eduardo   +2 more
core   +1 more source

Perspectives of 3D Probabilistic Subsoil Modeling for BIM

open access: yesGeotechnics, 2023
Building information modeling (BIM) in the planning and construction of infrastructure projects, such as roads, tunnels, and excavations, requires the generation of comprehensive 3D subsoil models that encompass relevant geological and geotechnical ...
Andreas Wiegel   +2 more
doaj   +1 more source

Experimental Study on Mesoscopic Shear Behavior of Calcareous Sand Material with Digital Imaging Approach

open access: yesAdvances in Civil Engineering, 2020
The study of the mesostructure of soil under loading is the basis for understanding its macromechanical properties and for establishing its constitutive model.
Jianhua Shen   +5 more
doaj   +1 more source

SWCC of Calcareous Silty Sand Under Different Fines Contents and dry Densities

open access: yesFrontiers in Environmental Science, 2021
Investigating the soil-water characteristics of calcareous soil has a great significance for preventing geological disasters on island-reefs as well as maintaining the foundation stability of hydraulic-filled island-reefs. In this study, calcareous silty
Jian-Hua Shen   +4 more
doaj   +1 more source

Experimental investigation of coupled thermo-mechanical behaviour of Kaolin clay [PDF]

open access: yesE3S Web of Conferences
An experimental study regarding the thermo-mechanical behaviour of a Malaysian Kaolin is presented in this paper. Mercury intrusion porosimetry (MIP) tests have been performed on compacted samples with varying initial water contents. Samples compacted at
Kayser Timon   +3 more
doaj   +1 more source

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