A METHOD OF ESTIMATING THE DEGREE OF COMPACTION OF SANDY SOILS
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概要
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A theoretical as well as an experimental study was made on compaction characteristics of sandy soils, from which a formula has been introduced which makes it possible to estimate the degree of compaction of such soils. As to cohesionless or less cohesive soils such as sandy soils, their compaction is considered to be governed mainly by the configuration of grains or the conditions of void space, and it has been made clear that it is very convenient to adopt such a term as expresses the soil resistance against its compaction.A theoretical study of a formula based on data of standard compaction test has come to the conclusion that soil resistance against compaction depends on its relative density under consideration, provided the other soil conditions remain constant.The formula has been proved well applicable to estimation of the degree of compaction of sandy soils not only in tamping compaction, but also in compaction by rolling and by vibration.
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