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Keywords: direct shear test
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Journal Articles
Publisher: ASTM International
Article Type: Technical Papers
Geotech. Test. J.. January 2024, 47(1): GTJ20220245.
Paper No: GTJ20220245
Published Online: January 1, 2024
... of recycled geosynthetic components added to silica sand, whose complex and engineered soil matrix is currently used in the equestrian riding industry. Approximately 120 direct shear tests were used to evaluate the shear strength and compressibility behavior of several riding surface mixtures blended...
Journal Articles
Publisher: ASTM International
Article Type: Technical Papers
Geotech. Test. J.. September 2023, 46(5): 751–767.
Paper No: GTJ20220191
Published Online: September 1, 2023
..., the trend does not follow the usual assumption for clays in the undrained state, because the material does not shear at a constant volume as clays do. The influence of suppressed dilation is investigated using direct shear tests, but these results do not fully explain the discrepancy, suggesting other...
Journal Articles
Publisher: ASTM International
Article Type: Technical Papers
Geotech. Test. J.. November 2020, 43(6): 1463–1480.
Paper No: GTJ20190344
Published Online: November 1, 2020
... were identified. 22 09 2019 02 04 2020 11 06 2020 direct shear test large-scale testing shear strength test boundary conditions References ASTM International. 2011 . Standard Test Method for Direct Shear Test of Soils under Consolidated Drained Conditions . ASTM...
Journal Articles
Publisher: ASTM International
Article Type: Technical Papers
Geotech. Test. J.. May 2020, 43(3): 683–700.
Paper No: GTJ20180291
Published Online: May 1, 2020
... roughness coefficients (JRCs), direct shear tests with various shear rates were conducted on samples with artificial joint surfaces based on Barton’s standard profile lines. A new test method, called shear test with alternate shear rates, was introduced to verify the direct shear results, and a JRC...
Journal Articles
Publisher: ASTM International
Article Type: Technical Papers
Geotech. Test. J.. May 2018, 41(3): 601–610.
Paper No: GTJ20160089
Published Online: March 13, 2018
... investigation of the effects of geogrid and gravel content on the dilative behaviors of geogrid-reinforced sand-gravel mixtures. For this purpose, a series of large-scale direct shear tests were conducted on unreinforced and geogrid-reinforced sand-gravel mixtures with varying gravel content. It was found...
Journal Articles
Publisher: ASTM International
Article Type: Technical Papers
Geotech. Test. J.. May 2018, 41(3): 459–472.
Paper No: GTJ20170129
Published Online: February 26, 2018
... and reliability of this apparatus has been verified by a series of 3-D displacement-controlled and stress-controlled direct shear tests conducted on the interface between gravelly soils and structures under the three normal conditions of constant stress, constant stiffness, and constant volume. Typical test...
Journal Articles
Publisher: ASTM International
Article Type: Technical Papers
Geotech. Test. J.. March 2018, 41(2): 223–234.
Paper No: GTJ20150161
Published Online: January 5, 2018
...Chien-Ting Tang; Roy H. Borden; Mohammed A. Gabr The work in this paper presents a simplified and expedient procedure to evaluate unsaturated shear strength using conventional direct shear testing with tensiometer-measured suctions. Two types of residual soils are utilized in this testing program...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. July 2016, 39(4): 608–623.
Paper No: GTJ20150217
Published Online: July 5, 2016
...A. Jotisankasa; D. Taworn Large direct shear tests were conducted on compacted clayey sand, reinforced with Jatropha live stakes of various ages, under saturated and unsaturated conditions. The relationship between root cohesion and the side root area ratio appeared linear. For samples with stake...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. September 2014, 37(5): 828–839.
Paper No: GTJ20130138
Published Online: September 22, 2014
...Prashanth Vangla; Madhavi Latha Gali Results from interface shear tests on sand–geosynthetic interfaces are examined in light of surface roughness of the interacting geosynthetic material. Three different types of interface shear tests carried out in the frame of direct shear-test setup...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. July 2014, 37(4): 663–677.
Paper No: GTJ20130074
Published Online: July 3, 2014
.... 22 04 2013 27 02 2014 13 05 2014 soil–structure interaction H-piles load-transfer t–z analysis t–z, and q–z curves direct shear test pile load-displacement curve References AbdelSalam , S. S. , Sritharan , S. and Suleiman , M. T. , 2010 , “ Current...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. May 2013, 36(3): 404–417.
Paper No: GTJ20120060
Published Online: May 1, 2013
... were investigated by creating artificial rock joints having a regular pattern of triangular asperities that were oriented at different angles in the plane of shear. Large-scale direct shear tests were conducted over a range of normal stresses, on 0.30 × 0.30 m gypsum blocks containing well-mated joints...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. March 2011, 34(2): 131–138.
Published Online: March 1, 2011
...Ali Fakhimi; Hooman Hosseinpour During in situ direct shear testing on the Questa mined-rock pile material, oversize rock fragments were encountered in the shear box. To study the effect of an oversize particle on the measured friction angles and cohesions, both laboratory and numerical direct...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. July 2009, 32(4): 365–371.
Published Online: July 1, 2009
...-grained soils and three types of geomembranes having three sample sizes were evaluated using the pullout test. The peak interface parameters obtained from the VPT were within 12 % of the values obtained from the direct shear test. 25 11 2007 13 04 2009 14 05 2009 geomembrane...
Journal Articles
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. May 2007, 30(3): 182–191.
Published Online: May 1, 2007
... unsaturated soil interface direct shear test suction References Bishop , A. W. and Blight , G. E. , 1963 , “ Some Aspects of Effective Stress in Saturated and Partly Saturated Soils ,” Geotechnique   0016-8505 , Vol. 13 , No. 3 , pp. 177 – 197 . Boulon , M. , 1989...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. September 2006, 29(5): 392–400.
Published Online: September 1, 2006
.... 26 12 2005 22 05 2006 01 07 2006 geosynthetic clay liner bentonite shear strength dynamic loading direct shear test References ASTM, Standard D 6496, “ Standard Test Method for Determining Average Bonding Peel Strength Between the Top and Bottom Layers of Needle-Punched...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. December 2002, 25(4): 391–404.
Published Online: December 1, 2002
... models of behavior, which are published elsewhere. Direct shear test rock-concrete joints shear behavior rock socket pile foundation References Bandis , S. , Lumsden , A. C. , and Barton , N. R. , 1983 , “ Fundamentals of rock joint deformation ,” International Journal...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. March 2002, 25(1): 44–52.
Published Online: March 1, 2002
.... The initial tangent modulus relates to confining pressure through a quadratic equation, and the lateral strain ratio is independent of confining stress. 22 07 1999 20 06 2001 scrap tires shredded tires tire chips tire shreds direct shear test triaxial test Young's modulus friction...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. March 2001, 24(1): 92–102.
Published Online: March 1, 2001
...H Matsuoka; S Liu; D Sun; U Nishikata An in-situ direct shear test apparatus, in both small and large sizes, and its testing techniques have been developed. This test is performed simply by pulling horizontally a latticed shearing frame, embedded in the ground, with a flexible rope or chain under...
Journal Articles
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. June 2000, 23(2): 199–205.
Published Online: June 1, 2000
... are only available for research purposes. This paper presents the details of an investigation carried out using the conventional direct shear test apparatus to measure the value of δ for soil-pile interface. The direct shear interface tests were conducted using four types of surfaces and two types of sands...