To know the cone resistance, it is first forced down to _____ depth.

For mechanical stabilized bases, liquid limit should not exceed ______

For undistributed samples __ is used.

Auger boring is used in ______ type of soil.

The type of boring, used for making deep excavations is _____

The feature that helps to estimate the relative density of coarse-grained soil is ___

When deeper layers have increasingly greater density, the seismic refraction method is fast.

The cone resistance is approximately equal to __ times the penetration resistance N.