Example of a direct shear test processed with the 30wf6016t2 geoanalysis template bs standard. Definisi gaya normal adalah gaya yang bekerja tegak lurus. Interpretasi kuat geser dengan cara ini bersifat langsung sehingga tidak dibahas secara rinci. Astm d3080 astm d3080m 11 standard test method for direct. If you continue browsing the site, you agree to the use of cookies on this website. The shear box width w was simulated in accordance with astm d3080 to be more than ten times of the maximum particle size d max, the ratio of shear box width to d max to be 10, and the shear box height to be more than six times of the value of d max. This test method covers the determination of the consolidated drained shear strength of a soil material in direct shear. Astm d3080 astm d3080m 11 standard test method for direct shear test of soils under consolidated drained conditions, category. Bs777460mm shear strength by direct shear small shearbox 60mm square sample to bs77 part 7460mm. This standard is issued under the fixed designation d3080 d3080m. Individual reprints single or multiple copies astm d3080 this standard may be obtained by contacting astm at the d33080 address or at phonefaxor service astm. Direct digital shear apparatus direct shear apparatus. D3080, standard method for direct shear test of soils under consolidated drained conditions. Standard operating procedure no new mexico institute of.
Astm d3080d3080m11 red standard test method for direct. Shear strength of soils shear strength laboratory testing summary test astm pore pressure soil types drained undrained coarse grained fine grained direct shear d3080 y n y see note 1 triaxial cd wk3821 cu d4767 uu d2850 yyyy unconfined compression d2166 n y n y notes. An appropriate height cannot be defined astm d3080 calculation of shear strains. A number in parentheses indicates the year of last reapproval. Standard test method for direct shear test of soils under consolidated drained conditions1 this standard is issued under the fixed designation d3080 d3080m.
Direct shear test apparatus every building or structure imposes loads on the soil supporting the foundation and this develops stress among the soil particles. Ceen 341 lecture 19 intro to shear strength and the direct shear test duration. Astm d3080 d3080m11 standard test method for direct shear test of soils under consolidated drained conditions. Techbrief friction angles of open graded aggregates from. Astm d3080 testing services standard test method for. Astm d3080 historical revision information standard test method for direct shear test of soils under consolidated drained conditions astm d3080 1998 edition superseded show complete document history. Standard test method for direct shear test of soils under consolidated drained conditions as1289. Footnote this test method covers the determination of the consolidated drained shear strength of a soil material in direct shear.
Friction angles of opengraded aggregates from largescale. Methods of testing soils for engineering purposes method 6. Astm d3080 d3080m 11 standard test method for direct shear test of. The automatic direct residual shear test machine is supplied complete with load hanger, carriage assembly and. Then specimen for the direct shear test could be obtained using the correct cutter provided. May 05, 2016 this feature is not available right now. An appropriate height cannot be defined for calculation of shear strains. Astmd3080 standard test method for direct shear test of. This test method covers the determination of the consolidated drained shear strength of one specimen of a soil material under direct shear boundary conditions.
Therefore, stressstrain relationships or any associated quantity such as modulus, cannot be determined from this test. This standard operating procedure describes the method for determining the consolidated drained shear strength of a soil material in direct shear. Astm d3080 was originally developed for standard ds testing, which designated the gap size as 0. Pdf standard test method for direct shear test of soils. Presently there is insufficient information available for specifying gap dimension based on particle size astm d3080. Determining the consolidateddrained shear strength cohesion and angle of internal friction of a soil material shall be in accordance with astm. Estimating undrained strength of clays from direct shear testing at fast displacement rates conference paper pdf available in geotechnical special publication february 20 with 2,275 reads. Direct shear test of soils under consolidated drained conditions1 this standard is issued under the. Purchase your copy of astm d3080d3080m 11 as a pdf download or hard copy directly from the official bsi shop.
Purchase your copy of astm d3080 d3080m 11 as a pdf download or hard copy directly from the official bsi shop. Astm d3080d3080m 11 standard test method for direct shear test of soils under consolidated drained conditions. For additional information about the elite series pneumatic directresidual shear apparatus, click here. The rate of shearing should be slow enough to ensure drained conditions. How one applies the results obtained using this standard is beyond its astm d3080. Sep 21, 2018 individual reprints single or multiple copies astm d3080 this standard may be obtained by contacting astm at the d33080 address or at phonefaxor service astm. Pdf estimating undrained strength of clays from direct. Standard test method for performing laboratory direct shear.
Standard test method for performing laboratory direct shear strength tests of rock specimens under constant normal force1 this standard is issued under the. Direct shear test of soils under consolidated drained. If you feel astm d3080 your comments have not received a fair hearing you should make your views known astm d3080 the astm committee on standards, at the address shown below. Lingkup pedoman ini mencakup metode pengukuran kuat geser tanah menggunakan uji geser langsung uu. Astm d3080 d3080m11, standard test method for direct shear test of soils under consolidated drained conditions withdrawn 2020, astm international, west conshohocken, pa, 2011. Astm d3080d3080m11 standard test method for direct. The test is performed by deforming a specimen at a controlled strain rate on or near astm d3080 single shear plane determined by the configuration of the apparatus. The test is performed by deforming a specimen at a controlled strain rate on or near a single shear plane determined. Astm d3080 04 standard test method for direct shear test. Lbycvg2 direct shear test procedural video duration. Top 4 download periodically updates software information of astm d3080 full versions from the publishers, but some information may be slightly outofdate using warez version, crack, warez passwords, patches, serial numbers, registration codes, key generator, pirate key, keymaker or keygen for astm d3080 license key is illegal. Alternatively, sand sample can be placed in a dry state at a required density, in the assembled shear box.
The lab technician should check to see if specific test conditions are requested. Nov 06, 2018 the rate of shearing should be slow enough to ensure drained conditions. Standard test method for determining the coefficient of soil and geosynthetic or geosynthetic and geosynthetic friction by the direct. Automated, elite series directresidual shear apparatus. Astm d3080 d3080m 11 standard test method for direct. Counterbalance device for astm d3080 compliance is included. The astm d3080 test method was followed for lsds testing with the exception of the gap size between the top and bottom shear boxes.
Astm d3080 software free download astm d3080 top 4 download. A normal load is applied to the specimen and the specimen is sheared across the predetermined horizontal plane between the two halves of the. Soil strength and consolidation tests determination of the shear strength of a soil direct shear test using a shear box. Bs7774100mm shear strength by direct shear small shearbox 100mm square sample to bs77 part 74100mm. Interface shear strength properties of geogridreinforced. Standard test method for direct shear test of soils under.
The test is performed by deforming a specimen at a controlled strain rate on or near a single shear plane determined by the configuration of the apparatus. May 01, 2015 astm d 3080 direct shear better audio university of arkansas videos engineering. The specimen is deformed at a controlled rate on or near a single shear plane determined by the configuration of the apparatus. Annual book of astm standards, astm international, west conshohocken, pa.
The humboldt hm5760 direct residual shear apparatus, utilizes automated, pneumatic loading to apply vertical loads to a soil sample eliminating the need for loading weights used in dead weighttype systems. Astm d3080 standard test method for direct shear test of soils under consolidated drained conditions compacted specimens. Abstract show below hide below this test method covers the determination of the consolidated drained shear strength of a soil material in direct shear. When simulating the ballast shapes, 20 ballast particles were selected in the laboratory and. Direct shear test of soils under consolidated drained conditions. Evaluation of particle shape on direct shear mechanical. Astm d3080 astm d3080m 11 standard test method for direct shear test of soils under consolidated drained conditions. All bsi british standards available online in electronic and print formats. In spite of the general procedures described in this sop, specific procedures for the tests can be further defined. Astm d3080 microprocessor control rapid approach and return to start datum fully variable speed, up to 9. Astm d3080d3080m11 standard test method for direct shear. Presently there is insufficient information available for specifying gap dimension based on particle size distribution. Standard test method for direct shear test of soils under consolidated drained conditions.
Astm d3080 astm d3080m 11 standard test method for. The purpose of the direct shear test of soil is to obtain its ultimate shear resistance, its angle of internal friction, its cohesion, and its shear stress deformation characteristics. The test covers the determination of consolidated drained shear strength of a soil or sand material in direct shear. Standard test method for performing laboratory direct. This research evaluates the shear strength properties of unreinforced and geogridreinforced ladle furnace slag lfs, electric arc furnace slag eafs. This test method consists of placing the test specimen in the direct shear device, applying a predetermined normal stress, providing for wetting or draining of the test specimen, or both, consolidating the specimen under the normal stress. Astm d3080d3080m 11 standard test method for direct. Standard test method for direct shear test of soils under consolidated drained conditions pneumatic direct residual shear apparatus. Astm d3080 d3080m standard test method for direct shear test of soils under consolidated drained conditions active, most current buy now. Direct shear test of soils under consolidated drained conditions the following method departs from the astm standard d3080, c american society for testing and materials, 100 barr harbor drive, west conshohocken, pa 194282959 9. Astm d3080d3080m standard test method for direct shear. Direct shear module for next software humboldt mfg. Astm d3080 04, standard test method for direct shear test of soils under consolidated drained conditions, astm international, west conshohocken, pa, 2004.