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a Project: Eclipse Development,Phase IV,36th St.Pipeline Log of Boring B-7-09 <br /> [ I Project Location: City of Everett,Washington <br /> po <br /> i <br /> Project Number: 33758986 Sheet 1 of 1 <br /> r-rw <br /> ? Date(s) 1/21/09 Logged Checked XDH <br /> Drilled By By . <br /> m <br /> Drilling H.S.Auger,Mud Rotary Drill Bit 4 114 in Total Depth 23 feet <br /> m Method Size/Type of Borehole <br /> F? ,, <br /> N Drill Rig CME70,Truck Mounted Drilling Gregory Drilling Surface 14.4 feet <br /> a Type Contractor Elevation <br /> ' Groundwater Level 3.0 feet Sampling SPT,Shelby Tube Hammer 140 lbs 30"drop auto hammer <br /> c ' a Method(s) • Data <br /> f f Borehole Bentonite Location N358398.5,W1308292.4 <br /> ) a Backlit( <br /> 0 SAMPLES <br /> a. <br /> '.1 N C •O - C . —1 U <br /> 2 .@ w 0 MATERIAL DESCRIPTION --a REMARKS AND <br /> m aa)m a E 3 o a U D rn OTHER TESTS <br /> z w _ o � I- z m a C7 a o� <br /> o <br /> a I I 0 , a GM Dark gray silty GRAVEL with sand,fine to coarse,medium dense, <br /> as A- dry to moist,homogeneous,angular.No HCI reaction.[FILL). _ <br /> o r i <br /> c A <br /> a 4 141.i SM/ Dark gray silty SAND with gravel,fine to medium,medium dense, <br /> r g D 1 5 his .4-GM moist,homogeneous,angular.No HCI reaction. 3 fa- 12.1 32.2 <br /> l• 1 <br /> o N=11 •lo :'-- <br /> -10 i�i 1 <br /> o 5 !r <br /> ~ — OL Dark organic SILT with wood and fine gravel,soft,wet,low <br /> y ( w - <br /> a , z _ -- plasticity,angular,homogeneous.No HCI reaction. <br /> a — <br /> U .- —_ <br /> 6 —w , D2 1 20 - - <br /> 28.5 <br /> o N 2 <br /> I -5 <br /> '10 = - <br /> - <br /> ;. — _ <br /> z — - <br /> w - — <br /> a 1 - —_ <br /> w 1 D_3 1 0 <br /> w 1 — <br /> o N=2 — <br /> w -0 — - <br /> a 15 — - <br /> u 'SM/ Olive gray to gray silty SAND to sandy SILT,trace of root,fine, <br /> -ML very dense or hard,wet to moist,stratified to homogeneous.No _ <br /> MCI reaction. <br /> w <br /> to - <br /> a 7 <br /> „ o 1 D-4 56 - - 25.2 16.1 <br /> u --5 N=90 <br /> li i a 20 - - <br /> Vw/ <br /> F - <br /> is. w D_5 5016' <br /> CC N>50 - -- . 0.5 <br /> I End of hole at 23 ft below ground surface.Measured groundwater <br /> = 3 ft deep at 1650,1/21/09.Backfilled 2 to 23 ft with bentonite <br /> 1 --10 chips,0 to 2 ft with native soil. <br /> r 25 - - <br /> i cc <br /> > - - <br /> LU <br /> ; U - - <br /> 4 6 <br /> a <br /> i r1 %) --15 <br /> I 30 <br /> o' <br /> C URS <br /> Figure A-9.1 <br />