|
•
<br /> "'+~ associated Exploration Log
<br /> 40earth sciences Project Number Evforation Number Sheet
<br /> ,....- incorporated 170649E002 EB-1 1of1
<br /> Project Name .tanowlcz Ground Surface Elevation(ft) 82
<br /> Location Everett.WA Datum N/A
<br /> Driller/Equipment Borate°I Walk-behind RCJ-60 Date Start/Finish 3I15/1R 3I1511A
<br /> Hammer Weight/Drop 140#/30" Hole Diameter(In) 5 inchns
<br /> ° r �, Blows/Foot
<br /> T a9 ..
<br /> es
<br /> in T v7 c9 o 0 m .c
<br /> DESCRIPTION ° 10 20 30 40 0
<br /> .i,y'r Topsoil
<br /> ' - Colluvium
<br /> Moist,dark brown,very silty,fine SAND,ranges to sandy SILT,occasional 3
<br /> I S-9 • - organics;minor mica flakes(SM). 3 A6
<br /> 3
<br /> — 8 I
<br /> -- Moist to very moist,brawn,silty,fine SAND,trace gravel,occasional organics; 3
<br /> S-2 :_'•-'- minor mica flakes(SM). 3 A6
<br /> 3 .
<br /> . T S • : Wet,dark flakes b)rown to gray,silty,fine to medium SAND,trace gravel;minor mica 3 A9
<br /> •
<br /> 1 5
<br /> — 14 Ci1C
<br /> ° v° Wet,dark brawn to pray,gravelly,fine to medium SAND,trace silt;stratified 4
<br /> S-4 O� grain sizes;alternating beds of gravel and medium sand and fine sand(GW). 5 Ala
<br /> 0 5
<br /> o °
<br /> _ ).. tiGravellydrill action observed at 13 feet. ',
<br /> Landslide Deposits
<br /> — 15 ▪ .- Wet,gray,very silty,fine SAND,trace gravel(SM). 23
<br /> I S-5 " - Lower 9 inches: Wet,loose,very silty,SAND(SM). 279 A3o
<br /> . • Very hard drilling observed.
<br /> r •
<br /> — 20 Wet,gray,sandy,SILT,ranging to very silty,fine SAND,trace gravel;some 4
<br /> - I Sd3 stratification(ML-SM). 11 A27
<br /> 16 ,
<br /> Gravelly drill action observed at 22 feet.
<br /> •
<br /> 7. 25 • As above;some stratification.
<br /> I
<br /> S-7 :: a Ali
<br /> 8
<br /> e— Pre-Vashon Nonglacial Sediments
<br /> 9 1 • Harder drilling observed at 28 feet.
<br /> — 30 • Wet, a 32
<br /> r I S •
<br /> 8 • • Wet gray gravelly,SILT,some sand;fine woody debris;massive;organic odor cols, A5o15'
<br /> b
<br /> _ Very hard drilling observed at 31.5'.
<br /> — 35 Moist,to wet,dark gray,sandy,SILT,trace gravel;some stratification(la). 25
<br /> �_ 1s9 , 336 5 An
<br /> `v Bottom of exploration boring at 36.5 feet
<br /> N
<br /> Groundwater encountered at 7.5 feet.
<br /> --
<br /> Sampler Type(ST):
<br /> ig
<br /> 2"OD Spilt Spoon Sampler(SPT) ❑ No Recovery M-Moisture Logged by: TG
<br /> o ,, 3"OD Split Spoon Sampler(D&M) ® Ring Sample V. Water Level 0Approved by: JHS
<br /> CI ® Grab Sample 0 Shelby Tube Sample Water Level at time of drilling(ATD)
<br />
|