Reference test procedure for field vane tests

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1REFERENCE TEST procedure Rev. 3DGS field COMMITEERodFriction reducerCross-section A-ADirection ofrotationRodFriction reducerCross-section A-ADirection ofrotationReference test procedure for field vane testsDanish Geotechnical Society - field CommitteeRevision 3August 1999(English translation September 2009 - In case of disagreement the Danish versionapplies)1. INTRODUCTIONThis Reference test procedure provides a guideline for execution of field vane tests in cohesive shear vane test determines the vane strength of the soil. Normally this indicates the undrainedshear strength of the GeneralThe vane probe consists of two blades mounted perpendicular to each other at the end of acylindrical rod. The blades have rounded corners and sharpened edges. Just above the blades a ringis inserted to reduce the friction between the rod and the penetrated the torque on the rod is measured by a spring scale or a dial indicator springconnecting a fixed arm with the handle. It is this type of equipment that is described , the measurement can be performed by a torque wrench.

1 REFERENCE TEST PROCEDURE Rev. 3 DGS FIELD COMMITEE Rod Friction reducer Cross-section A-A Direction of rotation Reference test procedure for field vane tests

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