Determine the group symbols for the finegrained soil by the

Determine the group symbols for the fine-grained soil by the unified soil classification system

(Only for soil # 1 , 7, 9 )

Determine the group symbols for the fine grained soil by the unified soil classification system (Only for soil # 1,7,9 ) Sieve analysis-Percent finer Soil No. 10 No. 40 No. 200 Liquid limit Plasticity index 98 100 100 38 56 37 29 23 50 4 45 20 92 97 100 43 25 75 16 NP 21 40 10 100 92 70 38

Solution

Answer:-

Group symbol                     typical names

soil 1                     CL                                 Inorganic clays of low to medium plasticity             

Soil 7                     SP-SC                              Poorly graded sands – clayey sands

Soil 9                     SC                                       Clayey sands