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LABORATORY TESTS SOIL GRAPHICS <br />AL Atterberg limits <br />CA Chemical analysis <br />CP Compaction <br />CS Consolidation <br />SM Soil Group Symbol <br />DS Direct shear <br />(See Note 2) <br />SA Sieve Analysis <br />%F Percent fines <br />Distinct Contact Between Soil <br />—� <br />HA Hydrometer analysis <br />Strata <br />SK Permeability <br />Gradual or Approximate <br />SM Moisture content <br />Location of Change Between <br />MD Moisture and density <br />Soil Strata <br />ST Swelling test <br />TX Triaxial compression <br />UC Unconfined compression <br />OC Organic content <br />_ _ _ _ Approximate Location of <br />_Change Within a Soil Strata <br />BLOW -COUNT <br />Blows required to drive sampler <br />12 inches using 140•po� Is 11 <br />hammer falling 30•inches hes <br />Measured groundwater level <br />Groundwater encountered-N <br />during drilling <br />Perched water encountered <br />during drilling <br />Bottom of Boring <br />SAMPLE GRAPHICS <br />Location of .sampling interval with relatively <br />undisturbed recovery <br />Location of sampling interval with disturbed <br />recovery <br />Location of sampling interval with no recovery <br />Location of sample obtained in general <br />accordance with Standard Penetration Test <br />(ASTM D-1586) procedures <br />m Location of SPT sampling attempt with no <br />"P" indicates sampler pushed recovery <br />against with weight of hammer <br />or against weight of drill rig <br />NOTES: <br />1. The reader must refer to the discussion in the report text, the Key to Log Symbols and the exploration logs for <br />a proper understanding of subsurface conditions. <br />2. Soil classification system is summarized in Figure A-1 <br />KEY TO LOG SYMBOLS <br />Project: Proposed Art and Science Building 7 <br />GEOEN61NEERS. Project Location: Everett Community College <br />FTVfe: A-2 <br />Proiect Number: 5836-002-00 sheet I of i <br />