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1 <br />.a. <br />m <br />•8 <br />e <br />L <br />Y <br />O <br />e <br />4 <br />V1 <br />I ll <br />5 <br />1 <br />I <br />i <br />i Sampler Hemmer <br />i Retlo,Rs, <br />tt2_ Do-Dj <br />Ib 144WH <br />W =Weight of Hemmer, pounds <br />H =Height of Drop, Inehe• <br />Do =Outside Dls. Sampler, lncheA <br />DI =Inside ble. Sampler, Inches <br />Dr = Reletlve Denelty, 1Il <br />5 1013 50 30 <br />Drlving Reelstence,B,Blorva/tt <br />Note: Chart taken from Foundation Englneering Handbook, by Wlnlerkotn end Fang, 1976. <br />1000 <br />~ SAMPLER DRIVING RESISTANCE VS RELATIVE DENSITY FOR COHESIONLESS SOILS ~JobNo: 1-2662-10060 ~~ <br />FO X~ Consulting Engineers and Geologists <br />Date: <br />Figure <br />7/13/81 <br />7 <br />Loose <br />/ /~ Medium ~Com/Very Compact <br />/ ~ /~ Compact , Pact <br />d/ Burmlaf <br />dP/ 9y/j <br />gyp ~~ by ^p*/ pp+P <br />~~/ o`/i ii/ q~ <br />01 ti ti <br />/ _ j ~ Modltled Ct <br />Very Loose ~oae ,/ ~/Medium ,~,{V~ensq//Very Dense Tert:e! <br />/Y ~ Dense /' 7 <br />Energy Stenderd W H Do DI Re <br />Burmleter 250 20 3.625 2.930 3.12x16S <br />Tersaghl 140 30 2.000 .975 0.89Sx10' <br />Ills 140 30 2.600 1.930 1.39x16 <br />