3620 36TH PL NE 2018-01-02 MF Import

i t SOIL CLASSIFICATION SYSTEM I " iM'WOR DIVISIONS GROUP SYMBOL GROUP NAME GW 'WELL -GRADED GRAVEL, FINE TO C')ARSE GRAVEL GRAVEL CLEAN GRAVEL COARSE GP POORLY -GRADED GRAVEL GRAINED More Than 5055 SOILS or Coarse Fraction GRAVEL GM SILTY GRAVEL Retained on No. a Sieve WITH FINES t GC CLAYEY GRAVEL SW WELL -GRADED SAND, FINE TO COARSE SAND SAND CLEAN SAND More Than 50 ;4 SP POORLY -GRADED SAND Retained on No. 200 Sieve More Than 50% of Coarse Fraction SANG SM SILTY SAND Passes WITH FINES SC CLAYEY SAND No. a Sieve ML SILT FINE SILT AND CLAY INORGANIC GRAINED CL CLAY SOILS Liquid Limit ORGANIC OL ORGANIC SILT, ORGANIC CLAY Less Than 50 MH SILT OF HIGH PLASTICITY, ELASTIC SILT More Than 505: SILT AND CLAY INORGANG Passes CH CLAY OF HIGH PLASTICITY, FAT CLAY No. 200 Sieve Liquid Limit ORGANIC CH ORGANIC CLAY, ORGANIC SILT 50 or More HIGHLY ORGANIC SOILS PT PEAT i NOTES: SOIL MOISTURE MODIFIERS: 1. Field clanslRcaCun Is based on visual examination of sail In Dry- Absence of moisture, dusty, dry to the touch general accordance with ASTM 02488.90, Moist - Damp, but no visible water 2. Soil classification using laboratory tests Is In general accordance with ASTM D2487.80. Wet - Visible free water or saturated, usually soil Is obtained from below 0. Descriptions of soil density or consistency are based on water table Interpretation of blow count data, visual appearance of soils, and/or test data. SOIL CLASSIFICATION SYSTEM FIGURE A-1 QEOENGINEERS P\soila-l.doc