...Rafael Ribeiro Plácido; Fernando Henrique Martins Portelinha; Marcos Massao Futai; Tiago de Jesus Souza This study compares how geosynthetics behave under load, under strain, and over time when subjected to confined tensile tests in soil, employing two commonly used mechanisms in research. One test...

..., an enhanced creep model was proposed to describe the creep behavior under multistage loading, including the stable state and constant-rate creep stage. The predictions were in good agreement with the experimental data. 29 05 2023 21 12 2023 30 04 2024 geosynthetics high-density...

...Bruma Souza; Ryan van der Heijden; Jean Benoît Recycled geosynthetic materials can be incorporated into sand-based soils to improve their shear characteristics and enhance surface response in different engineering applications. This paper summarizes research undertaken to explore the effect...

... in engineering design. 04 06 2022 22 03 2023 05 05 2023 relationship multiaxial tension geosynthetics constituent material mechanical characteristics References Andrejack , T. L. and Wartman   J. . 2010 . “ Development and Interpretation of a Multi-axial Tension...

.... (3) The shear displacement is unlimited and the real-time shear displacement of each interface in the liner system can be obtained. (4) Special nail plate panels are developed for clamping different types of geosynthetics. A new adaptive telescopic pressure plate device is also developed for testing...

...Tyler M. Poggiogalle; Christopher L. Meehan; Abigail R. Clarke-Sather; Majid Talebi Tensile testing of geosynthetics for measurement of strength and stiffness plays a critical role in the selection and specification of these materials for civil engineering applications. Measurement of the tensile...

...A. S. Acikel; A. Bouazza; R. M. Singh; W. P. Gates; R. K. Rowe Time and method dependencies, lack of sufficient capillary connections, and wetting-drying hysteresis may cause inaccurate results from filter paper tests (FPTs) when used for suction measurements of geosynthetic clay liners (GCLs...

... of calculation. A photogrammetry procedure is described in detail as an alternative to laser scanners. An example of a typical comparison between different protection layers is provided for a TDA sample. Keywords geosynthetics, geomembrane, tire derived aggregate, protection layer, strain, puncture Introduction...

... with a comparatively short electrification period yields higher efficiency. However, an excessively small time ratio yields lesser improvement than that obtained with continuous electrification. Keywords geosynthetics, vacuum preloading, electro-osmosis, intermittence, dredged slurry Introduction In recent years...

... flow rates when testing under simulated field conditions, i.e., using compressible and flexible end platens. With the data generated, as well as collecting related physical and mechanical properties, a generic specification is included for this class of geosynthetic drainage products. 03 10 2018...

...Andras Fehervari; Will P. Gates; Abdelmalek Bouazza; Charles D. Shackelford A generalized centrifugation-based water retention (CWR) test has been developed to evaluate the chemical compatibility of geosynthetic clay liner bentonites with different inorganic aqueous solutions of various types...

...Fernando H. M. Portelinha; Vinicius R. G. Pereira; Natalia S. Correia The use of local fine-grained soils in geosynthetic-reinforced structures can significantly reduce costs when granular materials are difficult to access. Another beneficial aspect of these soils is that enhanced mechanical...

...Tim Cowell; Sangchul Pyo; Mohammed A. Gabr; Roy H. Borden; K. J. Kim Work in this paper presents the results of field testing on four instrumented roadway sections constructed on poor subgrade soils and stabilized with select fill, geosynthetics, or cement. Loading was applied using 1000...

... of silt could result in shallow sliding at the face of slopes and embankments. The soil strains were higher than the geogrid strains, indicating relative movements between soil and reinforcement, mostly during thawing. KEYWORDS: geosynthetics, freezing-thawing, laboratory test, plane-strain condition...

...Heraldo Nunes Pitanga; Jean-Pierre Gourc; Orencio Monje Vilar Composite lining systems comprising different geosynthetics and soil are typical capping devices in modern landfills. Analyses of the behavior of capping devices have shown that they are very sensitive components thanks in part...

... configurations over a typically undercut Coastal Plain clay subgrade were built in a large-scale test pit. The subgrade was placed at a California Bearing Ratio of ∼2–3 % and stabilized with granular layers, granular layers reinforced with geosynthetics, and lime. Granular layers consisted of either aggregate...

...Richard J. Bathurst; Bingquan Huang A test protocol for the quantification of creep between modular block (segmental) facing units and geosynthetic reinforcement can be found in a Federal Highway Administration guidance document first published in 2001. However, to date the utility of the proposed...

... during the experimental design to increase the likelihood of a pullout mode of failure in the laboratory. 08 04 2009 28 07 2009 01 09 2009 geosynthetics pullout testing analysis References Abdel-Rahman , A. H. , Ibrahim , M. A. , and Ashmawy , A. K. , 2007...

...Ahmed H. Abdelrahman; Alaa K. Ashmawy; Mohamed Abdelmoniem In this paper, design and calibration procedures for a new large-scale testing apparatus for testing geosynthetic-soil systems are described. The multiple functionalities of the apparatus are implemented through the use of a single loading...

...KA Warren; MA Gabr A large-scale clay specimen was prepared in the laboratory using select soil to simulate WIDE technology using a geosynthetic wick drain. While a full-scale field test is necessary to quantify system flow and contaminant removal rates using WIDE technology, laboratory work...