$2-2.$ A sample of soil was tested in the laboratory, and

the test results were listed as follows. Classify the soil

by both the AASHTO system and the Unified Soil

Classification System.

$1.$ Liquid limit $=29\%.$

$2.$ Plastic limit $=19\%.$

$3.$ Mechanical grain$-$size analysis:

U$.$S$.$ Sieve Size Percentage Passing

$1$ in$.100$

$\text{'}$i $\text{'}-4$m$.90$

$3!.8$ m$.82$

No$\mathrm{.}470$

No$.1065$

No$.4054$

No$.20025$