... show that the pore water pressure effect on effective stress is reduced up to 75 % because of the particles’ compressibility. The permeability of samples was examined based on the isotropic compression results. The results confirmed that MSW’s permeability depends on the plastic content, applied...

...Alejandro Cardona; J. Carlos Santamarina The permeability of intact rocks affects a wide range of natural and engineered systems, yet its measurement remains costly and involves time demanding test protocols. Gas permeameters may improve efficiency but involve a complex series of pore-scale...

... 2023 30 06 2023 hydraulic conductivity permeability in situ testing Permeafor granular soils References Alyamani , M. S. and Şen   Z. . 1993 . “ Determination of Hydraulic Conductivity from Complete Grain-Size Distribution Curves .” Groundwater   31 , no.  4 (July...

... previously published results on similar materials. 15 02 2021 25 02 2022 01 06 2022 cemented paste backfill permeability tailings saturated hydraulic conductivity References Abdelaal , A. M. G. M. I. 2011 . Early Age Mechanical Behavior and Stiffness Development...

... have to install dewatering systems for temporary and permanent excavations. 16 07 2020 25 01 2021 23 04 2021 pumping test confined aquifer transmissivity permeability data bank excavation References Acheampong , S. Y. and Hess   J. W. . 1998...

... 31 08 2018 stratification tracer test effective porosity dispersion permeability References Anderson , M. P. , 1989 , “ Hydrogeologic Facies Models to Delineate Large-Scale Trends in Glacial and Glaciofluvial Sediments ,” Geol. Soc. Am. Bull. , Vol.  101 , No.  4 , pp...

... permeability hydraulic testing hydraulic properties References Avci , C. B. , 1992 , “ Flow Occurrence between Confined Aquifers through Improperly Plugged Boreholes ,” J. Hydrol. , Vol.  139 , Nos. 1–4 , pp.  97 – 114 . ASTM D4106-15 2015 , Test Method (Analytical Procedure...

...Sang Inn Woo; Joonyoung Kim; Choong-Ki Chung This paper proposes a constant water head permeability test device for soil with automatic water head control using sensors, actuators, and a microcontroller. A microcontroller controls a solenoid valve based on signals from a water level sensor...

...Sadok Feia; Jean-Claude Dupla; Jean Canou; Siavash Ghabezloo; Jean Sulem; Baptiste Chabot; Eric Aubry; Marc Mainguy A radial injection experimental setup is presented in this paper, which allows one to study the transport and deposition of suspended particles and permeability impairment in porous...

... were subjected to a vertical loading to assess the influence of a compaction force on the hydro-mechanical behavior of the soil/column complex. 30 01 2015 03 03 2016 12 04 2016 reinforcement stone column method of construction consolidation permeability compaction...

...Liqiang Sun; Jiangxin Lu; Wei Guo; Shuwang Yan; Tianqiang Jia In this paper, one-dimensional consolidation and permeability tests are conducted to investigate the compressibility and permeability of reconstituted marine clay that has been used as filling material for a land reclamation project...

..., enabling them to become very simple to use predictive models for ed 10 > 0.05 mm. The paper finally shows that small variations in d 10 and e have more influence on the saturated permeability than on the WRC parameters. 10 09 2013 25 02 2015 17 03 2015 drainage test porosity...

...Bin Ye; Weimin Ye; Feng Zhang; Long Xu This paper describes a newly developed device for measuring the CO 2 permeability coefficient in porous rocks under reservoir conditions, in which the pressure and temperature of injected CO 2 are usually beyond the critical point of 7.38 MPa and 31.8°C...

... systems for vertical stress and horizontal confining pressure, a pair of independent pore pressure controllers for applying different upstream, and downstream pore pressures at bottom and top of rock specimens, an external heater and a data logging system. Permeability of rocks is measured using steady...

... an applied hydraulic gradient of 3. In parallel, rigid wall permeability tests under the relatively high hydraulic gradient of 25 are conducted to investigate the potential of expediently simulating the long-term filtration behavior of the geotextile-fly ash system. Four nonwoven geotextiles ranging...

...Ming Zhang; Tetsuro Esaki; Harold W. Olsen; Yasuhiro Mitanf Studies on the variation of permeability and the specific storage of bentonite-sand mixtures with shear deformations that may be caused by earthquakes and/or other geological events are of fundamental importance for long-term safety...

... control method. The eroded soil and the outflow rate are measured using a soil collection system and a water collection system, respectively. The measurements can be used to study the erosion rate and variations in soil permeability during the erosion process. A series of erosion tests was conducted...

... in conducting the following tests on samples during curing: (i) One-dimensional consolidation test with or without pore water pressure (PWP) measurement, (ii) PWP dissipation test, (iii) saturated hydraulic conductivity (permeability) test, and (iv) curing under constant or variable vertical pressure...

...X. Li; L. M. Zhang; J. H. Li For gravel soils, water content changes at very low suctions (e.g., smaller than 1 kPa) are significant, and such changes affect the permeability and shear strength of the soils significantly. Difficulties in studying the soil-water characteristic curves (SWCCs) at very...

... results on four soils show that the c v values of the slope and Casagrande methods are comparable but lower than those of the Taylor method. 21 09 2006 04 05 2008 05 06 2008 coefficient of consolidation end of primary settlement compaction permeability compressibility...