Acronym of SPT
( Standard Penetration Test ) Penetration tests standard or the abbreviation SS .Pi. T (SPT) survey, geotechnical is to take samples of soil and determine the specifications, mechanical and engineering, soil stratigraphy is used. In this experiment, a sampler .... that at the end of the drilling tube is installed with the blows of a hammer, 623 Newtonian to the inside of the dirt gets pummeled.
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