1202 100TH CT SE 2022-12-15 - Laserfiche WebLink

Total Depth: 31.5 ft. Northing: Drilling Method: Hollow Stem Auger Hole Diam.: Top Elevation: -231 ft. Easting: Drilling Company: Geologic Drill,Inc. Rod Diam.: Vert. Datum: City of Everett Station: Drill Rig Equipment: Acker rig Hammer Type: Horiz. Datum: WASP North Offset: Other Comments: Loc.midslope, 14 ft S of NE patio corner SOIL DESCRIPTION o -a L PENETRATION RESISTANCE (blows/foot) Refer to the report text for a proper understanding of the n °? A Hammer Wt.&Drop: 140 lbs/30 inches subsurface materials and drilling methods. The stratification E E o p lines indicated below represent the approximate boundaries co 0 between material types,and the transition may be gradual. 0 20 40 60 Very loose, brown, Silty Sand (SM); moist;fine to coarse sand; nonplastic fines;few gravel; .. •. some organics. (Colluvium) 5 Becomes yellowish brown. Becomes brown,slight decrease in fines content. 0 - Becomes medium dense,yellowish brown a with rust mottling, pieces of wood, no gravel. 12.0 ...................................... . .................................................................... Medium dense to very stiff,gray Silt(ML);wet; 5 ............................................................................................................... nonplastic;few fine sand;trace roots;fractured 15.0 % ( - 15 from 13.5 to 15 feet. = (Distrubed Transitional Beds) - Hard, gray Silt(ML)and Silty Clay(CL); moist; - low plasticity clay;thinly bedded. $ 20 ................................. ............................................................................ (Disturbed Transitional Beds) .0 - Becomes very stiff,wet. ................................. .............................................................................. - Layer of Silty Sand(SM),fine sand. 25 Stiff to very stiff,gray Silt(ML); moist; me 10 sand partings and finely fractured I se 2 (Disturbed Transitional Beds) ........................... ............................................................................. Hard, gray, Lean Clay(CL); moist; w % 12 30 plasticity. .5 7.4� ........................... ............................................................. (Transitional Beds) ................................................................................................................. BOTTOM OF BORING 35 COMPLETED 2/14/2011 ................................................................................................................. ................................................................................................................. 40 ................................................................................................................. 45 ................................................................................................................. ................................................................................................................. ................................................................................................................. 0 ................................... J 0 20 40 60 LEGEND * Sample Not Recovered aGround Water Level ATD 0 % Fines(<0.075mm) I 2.0"O.D.Split Spoon Sample • %Water Content rn Panaview Landslide NOTE$ Everett,Washington 1.Refer to KEY for explanation of symbols,codes,abbreviations and definitions. 2.Groundwater level,if indicated above,is for the date specified and may vary. N 3.USCS designation is based on visual-manual classification and selected lab testing. LOG OF BORING B-102 o January 2015 21-1-21709-002 SHANNON&WILSON, INC. FIG. Geotechnical and Environmental Consultants REV 0 -Log in Progress