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The standard penetration test (SPT) is an in-situ dynamic penetration test designed to provide The usefulness of SPT results depends on the soil type, with fine-grained sands giving the most useful results, with coarser sands and silty sands ‎Procedure · ‎Purpose · ‎Correlation with soil · ‎Problems with SPT.

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Standard Penetration Test (SPT) The standard penetration test is an in-situ test that The results will vary due to any mechanical or operator variability or drilling.

Penetration resistance is generally denoted by N. When a hard stratum is encountered, the N value might exceed 50, then it is termed as refusal and in such cases the test is discontinued. The N value obtained by standard penetration must be corrected for overburden pressure of cohesionless soil.

Views: 52812 Date: 21.06.2019 Favorited:57
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