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LL° 'o� Well-graded gravel and Terms Describing Relative Densi and Consistency
<br /> � oop� cW gravel with sand,little to Densi SPTmblaws/foot
<br /> m = o no fines �
<br /> " � " Coarse• Very Loose 0 to 4
<br /> m �' ' j°�°'°'° Poor raded ravel �nose a io to
<br /> m � in �io"o'° GP ry 9 9 Grained Soiis
<br /> N o ,� ,o,o, and gravel with sand, Medium Dense t0 to 30 Test S
<br /> o lo°° ° little to no fines Cense 3o to So Ymbo�s
<br /> 0
<br /> ,. � �< z° �$ao� VeryDense >Sp G=GrainSize
<br /> � o � M=Moisture Content
<br /> Z � �I_��c��. Silry gravel and siiry Consistency SPT«�blows/foot A=Anerberg Umils
<br /> 0 to 2 C= Chemiwl
<br /> �° 9 n c��a � cM gravel wilh sand Fne- So�Scn DD=Dry Density
<br /> �d C Grained Soils Z io 4 K= Permeabdity
<br /> 'm ° ¢ ; MvCwm Shfl d to 8
<br /> � t �r 8 to 75
<br /> „ ti Ciayey gravel and �er Sir� ts to 30
<br /> e � �� clayey gravel with 'r�d >30
<br /> � sand
<br /> u� r`
<br /> Component Definitions
<br /> t o �:�:�:�:�: Well-graded sand and Descriotive Tertn Size Ranqe and Sieve Number
<br /> o ` f �� Sw sand wilh gravel,little Boulders laqer than 77
<br /> � LL �E:;';�:�:� to no fines
<br /> m ;�i:r{:;• Cobbles 3'ta12'
<br /> '–" � m Gravel 3'to No 4(a.75 mm)
<br /> � > �;� . Poorly-graded sand
<br /> � Coarse Gravel 3'to 3/a'
<br /> � u N '"I ; sa and sand with gravel,
<br /> Fine Gravel 3/n'to No.a(q75 mm)
<br /> m � p liltle to no fines
<br /> ` s Z Sand No.a(a.75 mm)to No.200(0.075 mm)
<br /> � � � Silty sand and Couse Sand No.4(a.)5 mm)to No. 10(2.00 mmJ
<br /> � o ��_ - gM M^dium Sand No. 10 2
<br /> sil ty sand with Fne Sand ( �00 mm)to No.a 0(O.a25 mm)
<br /> cj o a u ,ravel No. a0(0.•i25 mm)to No.200(0.075 mm)
<br /> � Silt and Clay Smal!er;han No.200(0.075 mm)
<br /> a � . Clayey sand and ���Estimated Percenta e
<br /> N '""� S� dayey sand with 9 Moisture Content
<br /> gravel Componenl Percentaqe by �ry•Absenco ot rtwisture,
<br /> i,� We� tlusry,tlry to the touch
<br /> I I jl II Silt,sandy 5i1�,gravelly Silt, Trace �5 SGghtty Mast-Perceptible
<br /> m � I�i II IIM� SiltWilhsardorgfaVel FeW S;c +O mois�ure
<br /> N N ; , Little t5 to 25 Aloist-Dam
<br /> o _ ��^�I�, , P trut no visible
<br /> l o �– .,,� With -Non-prvn2ry ccarse water
<br /> a � � � Clay of low to medium constin.ents > i 5 o Very Morst-Warer visible but
<br /> Z° � s%-;3 �� plasticity;silty,sandy,or - Fnes rtent cer.vecn rrot hee Craining
<br /> v � _ i gravelly clay,lean clay 5°6 aro ��_; Wet•Ysible tree water,usualy
<br /> m `� ^ –='–i hombelcwwatertable
<br /> a � Organic clay or silt of iow
<br /> m � S mbols
<br /> � OL plasticity y
<br /> _� Sampler B�cx56'or
<br /> � Type port�,n cf 6' Cancrt 5raut
<br /> – Elasuc stlt,clayey silt,silt surfxe sem
<br /> � � MH �y�th micaCeous or Z.0'OD , Sampler Tvoe
<br /> °' � diatomaceous fine sand or Split•Spoon � � Descdption SBen�ordie
<br /> `–' r` sill S�"P�ef 30'COSpiit�SpoonSampler
<br /> (SPn . '.� Fnerparxwith
<br /> _ a u o Clay of high p1a5�iCily, 325'OD Sphc-Spocn Ring Sampler p� ; :� piar�rasvg
<br /> � � � -- cH sandy or gravelty clay,la[ ��k sample �: secvon
<br /> „ l � Gay with sand or gravel 3�'CD Thin�Wall Tuee Sampier SaeerreC ws;,g
<br /> � c`9 -- J � (mc:ucing5helbytube) �' orNycncae
<br /> � o �n _ �,,,,, �—. Grab Sampie `: wan m�e�parx
<br /> � `– Or anic cla or silt ot em cm
<br /> a i� � ,'.-;,�;� 9 Y Por,:��nct re[oveted
<br /> a L-,♦ ;; oH meCium to high �,
<br /> � �;;5;;^ plasticity M' Percentage by tlry we�G^i ��� Depth ol grounMater
<br /> (S?n Stantlard Penetra�or.i es;
<br /> " (ASTM�-iSB6) = A�_�t time of dnlling
<br /> a ''c � Peat,muck and other ca�
<br /> ° t �o – In General Accortlar.ce�.rth jl Slanc water level(date)
<br /> o =O N PT highly organiC SOils Stardard Practice lor Czsca t�on �
<br /> . G «Combined USCS symbols used lor f
<br /> a and Idenhfcaeion of Scus(ASTM D•2488) fines behveen 5%and 15% I
<br /> o C�assificauons ol sods�n Inrs report am Oased on visual fieM and/or labo2tory ppurvations,wtiiu�mUuac acnvrylmnsistenry,moisture prWition,yrain sizc, �
<br /> W �nd p�asCa,y esemaies antl s�auld not Eo consweU to impty fiqtl or�aboralory Iesting uNess presemea herem.Vsual-manual anNor laborelory Wssifiei6on
<br /> � meNoas ef ASTh10-2a87 antl 0•T4BB wem used as an idenBficaUon guide lor Ne UniRed SoA Class�(eiUon System.
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<br /> \ � FIGURE �
<br /> y �ASSOCIATED Exploration Log Key 20
<br /> ennn� �
<br /> SCIENG[5,INC A-1
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