LABORATORY SHEAR STRENGTH OF SOIL

The papers presented are as follows: State-of-the-Art: Laboratory Strength and Testing of Soils; comparison of various methods for determining Ko (Earth Pressure at Rest); Apparatus and Techniques for Static Triaxial Testing of Ballast; Mechanical Behavior and Testing Methods of Unsaturated Soils; Determination of Tensile Strength of Soils by Unconfined-Penetration; Torsion Shear Apparatus for Soil Testing; A Servo System for Controlled Stress Path Tests; A New Control System for Soils Testing; Lateral Stress Measurements on Direct Simple Shear Device; Tensile Properties of Compacted Soils; Effect of Organic Material on Soil Shear Strength; Effect of Shearing Strain-rate on the Undrained Strength of Clay; Undrained Shear Behavior of a Marine Clay; Shearing Behavior of Compacted Clay after Saturation; Plane-Strain Testing of Sand; Effect of End Membranes Thickness on the Strength of Frictionless Cap and Base Tests; Field Density Gradation and Triaxial Testing of Large-Size Rockfill for Little Blue Run Dam; State-of-the-Art: Data Reduction and Application for Analytical Modeling; Normalized Stress-Strain for Undrained Shear Tests; The critical State Pore Pressure Parameter for Consolidated Undrained Shear Tests; Nonlinear Anisotropic Stress-Strain-Strength Behavior of Soils; A General Time-Related Soil Friction Increase Phenomenon; On the Random Aspect of Shear Strength; Preconsolidation Pressure Predicted Using S sub u root of p Ratio; Stress Path Tests with Controlled Rotation of Principal Stress Directions; Shear Strength of Cohesionless Soils from Incremental Creep Test Data; Comparison of Shear Strength Values Derived from Laboratory Triaxial, Borehole Shear, and Cone Penetration Tests; Borehole Shear Test in Geotechnical Investigations; Concepts for a Shear-Normal Gage to Estimate In Situ Soil Strength and Strength Angle; Residual Shear Strength Determination of Overconsolidation Nespelem Clay; The Need for Pore Pressure Information from Shear Tests; and Behavior of an Overconsolidated Sensitive Clay in Drained K sub O sup - Triaxial Tests; Panelist reports were presented on the following topics: Discussion on Laboratory Shear Devices; Limitations of Direct Simple Shear Test Devices; Discussion of Soil Testing Practices; Some Aspects of Clay Behavior and their Consequences on Modelling Techniques; Development, Testing Requirements and fitting Procedure of Elastic Plastic Models; and A Qualitative Stress-Strain (Time) Model for Soft Clays.

  • Supplemental Notes:
    • A symposium sponsored by ASTM Committee D-18 on Soil and Rock for Engineering Purposes American Society for Testing and Materials, Chicago, Ill., June 25, 1980.
  • Corporate Authors:

    American Society for Testing and Materials (ASTM)

    100 Barr Harbor Drive, P.O. Box C700
    West Conshohocken, PA  United States  19428-2957
  • Publication Date: 1981

Media Info

  • Features: Figures; References; Tables;
  • Pagination: 717 p.

Subject/Index Terms

Filing Info

  • Accession Number: 00345280
  • Record Type: Publication
  • Report/Paper Numbers: ASTM 04-740000-38
  • Files: TRIS
  • Created Date: Jan 29 1982 12:00AM