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m <br /> z <br /> e�y <br /> {" SIERRA <br /> SES STANDARD OPERATING PROCEDURE <br /> LOGG11 G METHOD <br /> a>a <br /> !.t <br /> Unconsolidated soil isclassificd and described fay trained SCS field personel.nAll avail.[a e <br /> 00 information is used, including the following: soil recovered in the sampler, including lltc 5011 <br /> rw visible on botlt ends of ilte:ample retained for possible analysis; soil cuttings generated during <br /> drilling: and the drilling contractor's observations of the drill rigs behavior. <br /> Classification and description u1 unconsolidated soil is acco[nplislted using the American <br /> Society of Testing! arrd Materials IASTM) Methods D2487-85(Unified Soil Classification System <br /> IUSCS)) and/or D2.188-69 (I)escriplion and ldenitfication of Soils (Visna]-Manuale <br /> Procdure)). <br /> The soil classification and dt-scriptinrt is recorded on lite field tor; sheet by SES field <br /> personnel and includes the following ittforinalion: <br /> 1) Soil type: <br /> 2) Soil classiflcatton: <br /> [ ' 3) soil color, including mottling: <br /> E 4) Moisture contenC <br /> 5) Plasticity and cOnsistency(fine-grained material)ordensily 1coarse-grained <br /> material): <br /> �-+ G) pereenlages of clay. sill,sand and gravel; <br /> e.w 7) Grain sire range of sands and gravels: <br /> 8) Angularity and largest dia[tteter of gravel cornponenl; <br /> w+! <br /> 9) lisli[alatec:l permeability: <br /> E-r 10) Odor: and <br /> 11) Any other observations which would assist in the interpretation Of the <br /> depositional envirovramt and/or differentiation between the various <br /> geoioglc units expected to be encountered. <br /> t� <br /> fn addition to the above,the grouI'd water levels encountered during drilling and measured <br /> after the water stabilized is also recorded on the field log. <br /> ins► <br /> CW <br />