1.1 This test method covers the calculation of the density of soil and rock by the attenuation of gamma radiation, where the gamma source and the gamma detector are placed at the desired depth in a bored hole lined by an access tube.1.2 The dens
ASTM
Standard Test Method for Density of Soil and Rock In-Place at Depths Below the Surface by Nuclear Methods
STD-56054
2002
2002-02-10
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