The particle size distribution of a soil sample shows that 30 percent of soil particles pass from 75μ sieve. The liquid limit and plastic index of fine portion are 36 and 15 respectively. The group index of soil is_____ 1

The particle size distribution of a soil sample shows that 30 percent

1.	The particle size distribution of a soil sample shows that 30 percent of soil particles pass from 75μ sieve. The liquid limit and plastic index of fine portion are 36 and 15 respectively. The group index of soil is_____ 1
Answer» The particle size distribution of a soil sample shows that 30 percent of soil particles pass from 75 $μ$ sieve. The liquid limit and plastic index of fine portion are 36 and 15 respectively. The group index of soil is_____ 1