ECC$3463$

ASSIGNMENT $-$ CLASSIFICATION OF SOILS

$5\mathrm{.}3$ Classify the following soils by the AASHTO classification system. Give the group index for each soil.

$\backslash$table$[[\backslash$table$[[$Sieve analysis$-],[$Percent finer$]],,],[$Soil$,$No$.10,$No$.40,$No$.200,\backslash$table$[[$Liquid$],[$limit$]],\backslash$table$[[$Plasticity$],[$index$]]],[$A$,98,80,72,52,21],[$B$,90,74,58,38,12],[$C$,84,71,64,41,14],[$D$,100,78,82,32,12],[$E$,80,68,48,30,11]]$

$5\mathrm{.}4$ Classify the following soils by using the Unified soil classification system. Give the group symbols and the group names.

$\backslash$table$[[,\backslash$table$[[$Sieve analysis$-],[$Percent finer$]],,,,],[$Soil$,$No$.4,$No$.200,\backslash$table$[[$Liquid$],[$limit$]],\backslash$table$[[$Plasticity$],[$index$]],c_u,C_c$