Laserfiche WebLink
f] <br /> f <br /> f l <br /> Explanation for Winzler & Kelly Boring Logs i <br /> , <br /> GW Well graded Gravels or gravel-sand mixtures, little or 4 <br /> no fines <br /> * 'M ° Gravels (^,P Poorly graded gravels or gravel-sand mixtures,'little or <br /> p no fines j I <br /> (n N (Vlore than half of ;. <br /> -O d coarse fraction> GM Sandy gravels, gravel-sand-silt mixtures <br /> Z no: 4 sieve size) s <br /> i C <br /> .y GC Clayey gravels,gravel-sand-silt mixtures j <br /> ^ ^ SW Well graded ands or gravelly sands, little or no fines <br /> L Sands SP Poorly graded sands or gravelly sands, little or no fines <br /> O (More than halt of <br /> V coarse fraction< i { i SM Silty sands, sand-silt mixtures <br /> no. 4 sieve size) <br /> 1 _ - Inorganic silts and very fine sands, rock flour,silty or <br /> SC clayey fine sands or clayey silts with slight plasticityIL <br /> ) <br /> > ML Inorganic silts and very fine sands, rock flour, silty fine <br /> O 'v; sands or clayey silts with slight plasticity <br /> O (14 Slits and Clays Inorganic clays of low to medium plasticity, gravelly <br /> N 6 C L clays, sandy clays, lean clays <br /> -0z h.I.. = C50 <br /> CDI <br /> 0 .o dl_ Organic silts and organic silty clays of low plasticity s <br /> a MH Inorganic silts,micaceous or diatomaceous fine sandy <br /> or silty soils,elastic silts <br /> .Silts and 'Cla s <br /> O � yM CH Inorganic silts of high plasticity,fat clays <br /> ii L_I_._ 50 i <br /> ,,,,; <br /> 'o Organic clays of High plasticity,organic silty clays,. <br /> OH organic silts <br /> �II <br /> Highly Organic Soils Pt Peat and other highly organic soils <br /> Grain Size Chart Relative Density (SPT) <br /> < Range of Grain Sizes SANDS AND GRAVELS BLOWS/FOOT' <br /> _ <br /> f•• Classification U.S. Standard Grain Size j VERY LOOSE 0-4 <br /> Sieve Size In Millimeters I LOOSE 4-10 <br /> MEDIUM DENSE 10—'30 <br /> E. Boulders Above 12" Above 305 DENSE 32-50 <br /> 1 Cobbles 12"to 3" 305 to 76.2 VERY DENSE OVER 50 <br /> Gravel 3"to No. 4 76.2 to 7.76 i <br /> coarse 3°to 314° 76.2 to 4.76 Consistency (SPT) <br /> 'f <br /> fine 314"to NoA 19.1 to 4.76 SILTS AND CLAYS BLOWS/FOOT <br /> Sand No.4 to No. 200 4.76 to 0.074 VERY SOFT 0-2 <br /> coarse No.4 to No. 10 4.76 to 2.00 SOFT 2-4 <br /> medium No. 10 to No.40 2.00 to 0.420 j MEDIUM STIFF 4-8 <br /> fine No.40 to No.200 0.420 to 0.074 STIFF B-16 <br /> Silt and Clay Below No. 200 Below 0.074 VERY STIFF 16-22 <br /> HARD OVER 32 <br /> 4 i , <br /> Initial water level measured during drilling (date in italics) <br /> Statie wafer level measured after well development(date in italics)' <br /> :1 <br /> X Depths where soil samples were recovered <br /> mounted traffic box. ! <br /> r� k <br /> i <br /> SOP MW Installation 3 January 2004 <br />