1400 W MARINE VIEW DR WATERFRONT PLACE APARTMENTS Geotech Report 2022-10-25

Drilled 9/28/2016 9/ 2016 . Start En Total 565 Logged By MWB Driller Geologic Drill Exploration, Drilling Hollow stem Auger Depth(ft) Checked By KMS Inc. Method Surface Elevation(ft) 16 Hammer Autohammer Drilling • Vertical Datum MLLW Data 140(Ibs)/30(in)Drop Equipment Diedrich D 50 Turbo . Latitude 47.9994 System Geographic Groundwater Longitude -122.2153 Datum WGS84 Depth to Date Measured Water dt1 Elevation(ftl Notes: Boring B-2 completed within 5 feet of CPT-3.Subtract 2.30 feet to convert from MLLW to NAVD88. See Remarks FIELD DATA w -- N E o s MATERIAL C 2 o Z DESCRIPTION e REMARKS .? Q V 3 N E C Q j ca N = 22 W o 2 m U fn- U 0 5 2 U ii U 0 CR - 3-inches crushed rock base course ^h - SM - Gray silty fine to medium sand with gravel(medium - dense,moist)(fill) - 1 7 10 1 - 5 18 7 2 - 24 27 ^o %F _ With shell fragments and trace of wood debris - Groundwater encountered at 8.5 feet during - - - - drilling 10 �. SP-SM _ Gray fine to medium sand with silt and shell _ -]- 18 2 3A fragments(very loose,wet) _<' 38 — 44 81 AL LL=39;PI=5 %F,AL- ML Gray silt with sand and wood debris(soft,wet) ( ) Wood debris at 13 feet LL 15� SM _ Gray-brown silty fine sand with abundant wood - - 18 4 %F40C debris(sawdust)(loose,moist) 90 36 OC=14% • o_e. - Ni x U U WU 5 _ Gray silty fine sand with occasoinal shell fragments - h 201 IE 18 2 %F SM and minor wood debris(very loose,wet) 29 21 0 0 E w z 0 25 18 14 sA / SP-SM Gray fine to medium sand with silt(medium dense, 23 12 o wet)(recent deposits) E r- - 'a Driller noted gravel at 27.5 feet a- E m- • - o %--- a- 30 �1 SP-SM_ Gray fine to coarse sand with silt and occasional _ 0. �� 18 20 % gravel(medium dense,wet) 21 5 J 8- - - 8 h v- 35- C) U o Note:See Figure A-1 for explanation of symbols. • a Log of Boring B-2 Project: Waterfront Place Apartments Project Location: Everett, Washington �EO�NGINEERS�i FigureA-3 Project Number: 22360-003-00 Sheet1 of2