DRAFT <br />Table 1A <br />GUIDELINES FOR CLASSIFICATION OF SOIL <br />Description of Relative Density for Granular (Cohesionless) Soil <br />Very Loose <br />Loose <br />Medium Dense <br />Dense <br />Very Dense <br />Description of Ri <br />Very Soft <br />Soft <br />Medium Stiff <br />Stiff <br />Very Stiff <br />Hard <br />0-4 <br />4- 10 0-11 <br />10-30 11-26 <br />30- 50 26 - 74 <br />over 50 74 - 120 <br />alative Consistency for Fine-Grained (Cohesive) Soils <br />0-2 <br />0-3 <br />less than 0.125 <br />2-4 <br />3-6 <br />0.125-0.25 <br />4-8 <br />6-12 <br />0.25-0.50 <br />8-15 <br />12-25 <br />0.50-1.0 <br />15-30 <br />25-65 <br />1.0-2.0 <br />over 30 <br />over 65 <br />over 2.0 <br />s-iz in. <br />Gravel: <br />1/4 - 3/4 in. (fine) <br />3/4 - 3 in. <br />(coarse) <br />Sand: <br />No. 200 <br />- No. 40 sieve (fine) <br />No. 40 - <br />No. 10 sieve (medium) <br />No. 10 - <br />No. 4 sieve (coarse) <br />Silt/Clay: <br />Pass No. <br />200 sieve <br />trace: <br />5 - 15 (sand, gravel) <br />5 - 15 (sand, gravel) <br />some: <br />15 - 30 (sand, gravel) <br />15 - 30 (sand, gravel) <br />sandy, gravelly: <br />30 - 50 (sand, gravel) <br />30 - 50 (sand, gravel) <br />trace: <br /><5 (silt, clay) <br />Relationship of clay <br />some: <br />5 - 12 (silt, clay) <br />and silt determined by <br />silty, clayey: <br />12- 50 (silt, clay) <br />plasticity index test <br />GRI PN #6497-A - 2.MO Indoor Football Practice Facility <br />August 26, 2021 <br />