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I DRILLING COMPANY: Holocene Drilling DATE STARTED: 11/7/2018 <br /> DRILLING METHOD: Dietrich D-50 Turbo,HSA&Mud Rotary DATE COMPLETED: 11/7/2018 <br /> SAMPLING METHOD: SPT with Autohammer LOGGED BY: A.Ong <br /> LOCATION: See Figure 2 SURFACE ELEVATION: 36.0 t feet <br /> w <br /> co w v Standard Penetration Test <br /> m Z w <br /> U a s N Q (140 lb.weight,30"drop) Z <br /> O w w e H o ♦ Blows per foot O <br /> ca Z H <br /> N <br /> = 0 ii a �3 w � Q <br /> w 46 5, )- N Q Q w° ami <br /> I O cn DESCRIPTION N N a 0 O 0 10 20 30 40 50 w," <br /> 0 ML Soft,brown,sandy,moist. <br /> _ SM — 35 <br /> (FILL) <br /> Medium dense,dark brown-gray,slightly gravelly,silty, ® S-1 5-11-14 A _ <br /> medium to coarse SAND,moist. <br /> 5 Medium dense,olive brown,slightly gravelly,silty,medium to r <br /> El <br /> S-2 5-7-8 A- coarse SAND,moist. — <br /> 30 <br /> _ At and below 5.5',contact with REFUSE.Black soil material - <br /> with sand,medium subangular gravel with plastic and wood. <br /> -80%broken glass and sand - <br /> -5%plastic <br /> - -5%wood <br /> I -10%gravel <br /> 10— (REFUSE) ® S-3 4-4-5 A - <br /> Moved borehole over 2 feet,then drilled to 10 feet and retook <br /> - sample."Loose to medium dense",black-brown,REFUSE, — 25 <br /> I <br /> _ moist.No recovery due to coarse gravel. <br /> -50%medium to coarse sand matrix <br /> -30%broken glass - <br /> -10%plastic fibers and sheeting <br /> - -10%wood fragments - <br /> I 15 "Loose to medium dense",black-brown,REFUSE,moist.Poor ® S-4 2-4-5 A - <br /> recovery. — 20 <br /> -80%medium to coarse sand <br /> - -5%plastic sheeting - <br /> -15%wood fragments <br /> I 20 "Medium dense",black-brown,REFUSE,moist.Wood ® S-5 19-12-10 <br /> - wedged in sampler tip. — 15 <br /> -80%wood,dry and intact.20%of which is softer <br /> - -15%plastic fibers and sheeting - <br /> -5%broken gravel in sampler <br /> / _ <br /> 25 "Medium dense to dense",black-brown REFUSE,moist. ® S-6 24-14-15 <br /> I — -10%scrap metal ,— 10 <br /> -60%sticky silt matrix <br /> - -30%plastic fibers - <br /> 30— A <br /> I 0 20 40 60 80 100 <br /> Water Content(%) <br /> Plastic Limit I--4,---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 /> ffEll GEOTECHNICAL ENGINEERING REPORT B BORING: <br /> I <br /> RIVERFRONT BOULEVARD <br /> HWAGEQSCIENCES INC. EVERETT, WASHINGTON PAGE: 1 of 3 <br /> I PROJECT NO.: 2015-061 FIGURE: A-9 <br /> BORING-DSM 2015-061.GPJ 12/10/18 <br />