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• <br /> <br />• <br />GRAPHIC LOG SYMBOLS <br />1k cus[nKae~ sTrwL <br /> • e ::. <br />GW '• • • '. <br />e'e•. <br /> y o• o <br /> 0 n <br />GP o00 0 <br />eo <br /> e •e0 <br />GM <br /> <br />GC o:,v'd~ . <br />° <br />4 <br /> ,•d <br /> 'i..~o <br />Sw <br /> '.f: <br />SP - ~ . <br />SM <br /> • '• <br />'~~~! <br />1 <br />' <br />sc ,• <br />• <br />% <br /> ~~r,~; r <br />ML <br /> <br /> <br />CL ~ ~, <br />' 'i <br />' <br /> , <br />~ , <br />i i <br /> <br />OL <br /> <br /> <br />MH <br /> ~~ <br />CH ~~i; <br /> i~~ <br /> ~ <br /> <br /> <br />ON <br /> <br /> <br /> <br />/ :.~:~: <br />~•. - - <br />~.-l ;~: <br />- <br /> ... <br />.,, <br />~,.~ <br />~i vr+[^u[[ u[[o <br />-oe Wee~T°er <br />T[fT tt~>feAr[iT e1e <br />DENSITY AND CONSISTENCY <br />BASED ON <br />STANDARD PENETRATION TESTS <br />STANDARD PENETRATION RESISTANCE IS THE NUMBER <br />OF BLOWS REOUIRED TO DRIVE A STANDARD 2 INCH <br />O.D. SPLIT BARREL SAMPLER 12 INCHES USING A 140 <br />POUND HAMMER FALLING FREELY THROUGH 30 INCHES. <br />THE SAMPLER IS DRIVEN 181NLHE5`ANDTHE NUMBER <br />OF BLOWS IS RECORDED FOR EACH 6 INLH INTERVAL. <br />THE NUMBER OF BLOWS REQUIRED TO INCREASE <br />PENETRATION FROM 6 TO IB INCHES CONSTITUTES THE <br />STANDARD PENETRATION RESISTANCE (N), <br />DENSITY OF GRANULAR SOILS CONSISTENCY OF COHESIVE SOILS <br />(rYlLr e[LIAeL[) IeATe[e Uee[LIIe L[1 <br />DESIGNATION BLOWS PER FOOT CONSISTENCY BLOWS PER F00T <br />VERY LOOSE 0-4 VERY SOFT 0-2 <br />LOOSE 4-10 SOFT 2-4 <br />MEDIUM DENSE 10-30 MEDIUM STIFF 4-8 <br />DENSE 30-SO STIFF B-IS <br />VERY DENSE OVER SO VERY STIFF IS-30 <br /> HARD OVER 30 <br />DESCRIPTIVE TERMS <br />GRANULAR PORTION <br />0 9'o- 15 9'o TR AC E <br />159'0-309'o SOME <br />309'0' S09'o USE SUBJECT MATERIAL AS MODIFIER <br />FlNE-GftAIfTD PORTION <br />0%- S°,{~ TRACE <br />5%- 129'o SOME <br />129'0- 50% USE SUBJECT MATERIAL AS MODIFIER <br />SOIL SAM?LING <br />SAMPLING SYMBOLS <br />~iTANDARD PENETRATION TEST <br />®~LNDISTURBED° SAMPLE USING <br />THIN-WALLED SAMPLER- <br />(~SHELBY TUBE~~), <br />Lorca us[ wco roe , <br />rleuAL cLA[N~~uTae ~- UNDISTURBED° SAMPLE USING <br />pTHER SAMPLER <br />® BAG OR BULK SAMPLE <br />FROM AUGER <br />KEY TO LOGS OF BORINGS <br />CORE RUN <br />PERCENT CORE RECOVERY <br />f ROD (ROCK DUALITY <br />9S DESIGNATION-PERCENTAGE <br />6T - OF CORE RELOVERED IN <br />LENGTHS GREATER THAN <br />FOUR INCHES), <br />T <br />I PACKER TEST SECTION <br />I <br />1 <br />~ S2 -MEASURED PEP.µEABILITY <br />1 (IN FEET/YEAR,UNLESS <br />1 NOTED OTHERWISE), <br />GEO-HYDGO CONSULTING,INC. <br />PLAT E <br />