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y, ww = 7, <br /> GRAIN SIZES <br /> _ cwr squiru Siovo Openings <br /> U.S. Ssandard Sndus Stove a � 7 12' <br /> 40 l03W200SAND GRAVEL COBBLES BOULDERS <br /> SILTS and CLAYS Fine <br /> Medium Coarse Fine Coarse <br /> CONSISTENCY <br /> RELATIVE DENSITY strength; BiowsiFoolt <br /> BlowslFoott Silts and Clays 0-2 <br /> " sands and Gravels Very Soft 0-114 <br /> 0-4 114.112 2-4 <br /> Very Loose Soft 4-8 <br /> 4-10 Firm 112-1 <br /> Loose 1 2 8-16 <br /> Medium Dense 10-30 Stift <br /> 2-4 16-32 <br /> Dense 30-50 Very Still Over 32 <br /> Very Dense Over 50 <br /> Hard Over 4 <br /> t Number of blows of 140 pound hammer falling 30 inches to drive a 2 inch O.D.(1.318 inch I.D.)split spoon <br /> (ASTM 0-158611• testingor approximated by the <br /> t Uncaniined compressive strength in tons/sq-11. e,or visual observation, <br /> as determined by laboratory <br /> standard penetration test(AST D-1586),pocket Penetrometer,torvan <br /> Abbreviations Used Well Design Fill patterns <br /> Graphic Log Symbols Fill Pattern <br /> ags Above Ground Surface <br /> Number <br /> ® Free Product ms{ Mean Sea Level C9 Concrete <br /> AJC AsphaltlConcrete <br /> Q Ground water(Static) Gg <br /> Bent Bentonite = Concrete Slurry <br /> O Ground water(First Encountered) bgs Below Ground Surface <br /> " Diameter Bentonite <br /> Weil Design Symbol dia Feat <br /> Centralizer <br /> Fp Free Product A4 — Sand <br /> GW Ground Water7:1_ <br /> FIC Hydrocarbon G5 Screened Interval <br /> Inches <br /> mad Medium <br /> _ mod Moderate <br /> NR Not Recorded <br /> ppm Parts Per Million <br /> 'Vo'"00'pff Am <br /> BOREHOLEN, :_L LOG LEGEND <br /> AMW <br /> 1 a ENVIRONMENTAL <br /> — °�— - --- Page „t 2 <br />