(ISRM : May 1983 or ASTM D7012-14 : Method A)Įach single stage specimen using one confining pressure (including end preparation and moisture content but recoring, if required, is extra) Triaxial Compressive Strength (Hoek Triaxial) Triaxial Compressive Strength Description Specimens shall be right circular cylinders having a height to diameter ratio of 2.50 – 3.0 and a diameter preferably not less than 38 mm. Which standard do you want the tests performed to (ISRM or ASTM D7012) Material requiredĬore sample 38 mm to 150 mm diameter (or intact block suitable to recore) In JPEG format (minimum 10 megapixels) with colour chart, grey scale and specimen identification where before and/or after test photographs are required on the same specimen. Provision of digital image of test specimens Unsuccessful specimen preparation during recoring process. UCS with Young’s Modulus, E & Poisson’s Ratio, v (up to 3 cycles) UCS with Young’s Modulus, E (up to 3 cycles) Uniaxial Compressive Strength Description
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