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DRILLING COMPANY: Holocene DrillingDATE STARTED: 11/5/2018 1 <br /> DRILLING METHOD: Dietrich D-50 Turbo,HSA&Mud Rotary DATE COMPLETED: 11/5/2018 <br /> SAMPLING METHOD: SPT with Autohammer LOGGED BY: A.York <br /> LOCATION: See Figure 2 <br /> cn o: <br /> w <br /> Cl) w z w Standard Penetration Test <br /> 111 <br /> a 2 co i_ a H ~ (140 lb.weight,30"drop) <br /> c� (r N a 9 Z <br /> J <br /> -I O I- Z cn.c I__ p A Blows per foot O <br /> S 0 c) J J -. CC Z a <br /> I a� CO � � � Z 3 = O ww <br /> mo a� <br /> H 0 <br /> o c cu }n DESCRIPTION can can a 0 c9 w ' <br /> 0 10 20 30 40 50 <br /> 60— .,:: SP Very dense,dark grey,slightly silty,fine to medium SAND, HS-13A 42-50/5" »,- :: SM moist to wet. <br /> S-13B <br /> 65— »41 <br /> I Very dense,dark grey,slightly silty,fine to medium SAND, S-14 17-24-29 <br /> wet. VN <br /> Very dense,gray,clean,fine to medium SAND,moist to wet. S-15 23-38-50/5" <br /> 75— Very dense,gray,clean,fine to medium SAND,moist to wet. ®S-16 30-34-41 >>A <br /> Borehole terminated at 76.5'below ground surface(bgs). <br /> - Groundwater encountered at 25'bgs during drilling. <br /> Borehole abandoned with 3/8"bentonite chips. <br /> 80— <br /> 85— <br /> 90— <br /> 0 20 40 60 80 100 <br /> I Water Content(%) <br /> Plastic Limit I--1,--1 Liquid Limit <br /> NOTE: This log of subsurface conditions applies only at the specified location and on the date indicated Natural Water Content <br /> and therefore may not necessarily be indicative of other times and/or locations. <br /> I <br /> BORING: <br /> I IT GEOTECHNICAL ENGINEERING REPORT B BORING: <br /> RIVERFRONT BOULEVARD -39 <br /> HWAGEOSCIENCES INC. EVERETT, WASHINGTON PAGE: 3 of 3 <br /> I PROJECT NO.: 20 1 5-06 1 FIGURE: A-5 <br /> BORING-DSM 2015-061.GPJ 12/10/18 <br />