AASHTO Designation: T 191-14 (2018)
Technical Section: 1b, Geotechnical Exploration,
Instrumentation, Stabilization and Field Testing
SCOP
This is method is intended
for determining the in-place density of soils. The apparatus describe herein is
restricted to tests in soil containing particles not larger than 50 mm (2
in.) in diameter
The following applies to all
specified limits in the standard: For the purposes of determining conformance
with these specifications, an observed value shall be rounded off to “the
nearest unit” in the last right-hand place of figures used in expressing the
limiting value, in accordance with the rounding-off method of ASTM E29.
