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L <br /> F3 <br /> EXCIELTECH <br /> TANDARD YMS L <br /> penetrmtlon Sample drive hammer weight - 149 pounds <br /> Legend failing 30 inches. Blows required to drive: <br /> — sampler 1 loot are Indicated on the logs. <br /> No Soil Recovery <br /> _ Soil Sample Location <br /> Q first Encountered Ground Water Level <br /> plexometric Ground Water Level <br /> ® Disturbed or Bag Soil Sample <br /> 2.5YR 612 Soil Color according5o Munsell Soli <br /> Calor Charts. <br /> Compiled by B.W.pipkin.Univ.of Sokrthern Calif. <br /> UNIFIED SOIL CLASSIFICATION SYSTEGROUP TY?{CAL NAMES <br /> µjJpR DIVISIONS SYMBOLS ���,^� <br /> m ta'tAl Vr'eR-ggraded gravels.9mvel-sand mlxtures,litda or no fines <br /> N '4 N U GP Poorly g.aded gravels.q,,NA-sand mixture,lstde or no fines <br /> ;4a'! a <br /> L_'m �, p� Slily grave,gravel-sand-silt mixtures <br /> OE m t1 H 'm GOClayey gravels,gravel-sand-day mixWrss <br /> Lu g <br /> s y m uY! ,gell-ggraded sands,graveky sand,little or no fines <br /> • o `tards.gravelly <br /> sands.lima or no lines <br /> m e_�w g <br /> Vl ri C u m N U y S P poorly graded y <br /> Cr o g <br /> zm _ SM Silty sands,sand-sift mixtures _ <br /> L m sands sand-day mixtures <br /> u v LL SC Clayey <br /> `n rock flour,silty or <br /> Inorganic silts and very find sands. ht Plasticity <br /> ML Clayey fine sands.or Clayey situ.with: <br /> c days of low to medium plasticity.gravelly days. <br /> :9 Etnorgani Y <br /> r CL sandy clays.silty clays.lean days <br /> O 1 � Organic silts and organic silty days of low plasticity <br /> m E m V OL or silty <br /> W C y 0 <br /> Inorganic sifts.micaceous or diatomaceous fine sand: <br /> Q r tdwi soils,elastic sifts <br /> aC m N m fat clays <br /> (7 A E CH lnorgamc days of hgh plast{Clty. Y <br /> zm E,3 <br /> LL n` = OH organic days of medium to high plasticity.organic silts <br /> y'ghlyllrgarxc-oils Pt <br /> Peat and ether higic soils <br /> hly organ <br /> combinations of <br /> NOTES: <br /> chtaraderistics of two groups are designated by <br /> 1. Boundary Classification: <br /> Soils possessing <br /> group symbols. For example, GW-GC, well-graded gravel-sand mixture with day binder. <br /> plasticity from <br /> 2. All sieve sizes on this chart are U.S. Standard. Index ht <br /> 3 The terms 'silt" and "day" are used respectively to material <br /> s all^,If tile materials exhibiting lower it tY <br /> those with.higher plasticity. The minus no. 2t?U page), <br /> and tis clay If lthe liquid glimituid liand p mit d plasticity <br /> �ry cid .... t above <br /> last) Index pia <br /> ext a e <br /> below the'A' line an the p <br /> lasticity chart(n P 4 ?. <br /> the "A't;:a on the chart. Vicksburg Mississippi, March 1953. <br /> q, For a complete description a1 the U iked 5011 Classification Station see 'Tedtnical Menwrandum No. 3.35 , <br /> prepared for Office, Chief o1 Engineers, b Waterwa s Equipment <br /> (See also Data Sheet 17.) <br />