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<br />Project: California Army National Guard, FMS24
<br />Log of Soil Boring:
<br />Location 8010 South Airport Way Stockton CA Project Number' 18600251
<br />FMS24SB01
<br />Total Depth Drilled: 55 feet bgs
<br />Dates Drilled: 4/30-5/1/07
<br />Bit Type: HSA
<br />Drilling Contractor: Gregg Drilling
<br />Borehole Diameter: 8.25 -inch
<br />Logged By: Margaret Hogaboom
<br />Drilling Method: Hollow Stem Auger
<br />Sampling Method: CA Modified Split Spoon
<br />Checked By: Yem Elarth, P.G.
<br />Rig Model: Marl MST Rhino
<br />Hammer: wt. 140 lb. Drop 30 in.
<br />Location: Between the diesel and gasoline USTs.
<br />PID (ppm)
<br />$ _ e
<br />o, v N cg Graphic
<br />COMPLETION
<br />Z, ID 'EE^,-, Log LITHOLOGY DESCRIPTION BOREHOLE
<br />Semple r°n
<br />0
<br />Asphalt.
<br />_ _ _ _ _ _ _
<br />" 'P'''G hand auger m 5
<br />1
<br />SILTY SAND (SM), brown (10YR 4/3), damp, 60% fine sand, 40%
<br />.::. UK(: feet bgs.
<br />1
<br />0930
<br />fines, micaceous, no odor.
<br />2
<br />2
<br />_,
<br />o:�a..' Back filled with
<br />neat cement grout
<br />eOOC]
<br />3
<br />-----------------
<br />SANDY LEAN CLAY (CL), light alive brawn (2.5Y 5/3), damp, 70 %
<br />fines, 30% fine to medium sand, medium plasticity, no odor.
<br />4
<br />-
<br />-----------------
<br />.QI]°O
<br />5
<br />5
<br />24/24
<br />--------------------
<br />CLAY (CL), brawn (10YR 5/3), damp, 90%fines, l0%fine sand,
<br />medium plasticity, blocky, micaceous, slight odor.
<br />'!-•pp:•
<br />6
<br />0.0 1.0
<br />..•°p°
<br />7
<br />7
<br />18/18
<br />0.1''a�°a:?
<br />n: Q::.
<br />6
<br />B
<br />.,..,,, ....,
<br />:..a:...a:::.
<br />15/18
<br />---------------
<br />SANDY LEAN CLAY (CL), brown (10Y 5/3), moist, 70% fines, 30%
<br />-q "' ::'-'
<br />9
<br />18.0
<br />fine sand, medium plasticity, micaceous, blocky, no odor.
<br />.�:CI:::C2
<br />10
<br />24/24
<br />iPa''O�
<br />1.1
<br />:'-..'a"•
<br />O:t:
<br />1.
<br />11
<br />0.0
<br />...,:.fic:r
<br />12
<br />18/18
<br />12.4
<br />13
<br />18/18
<br />FAT CLAY (cH), brown (IOYR 4/3), dry m damp, 90% fines, 10%
<br />1,
<br />14
<br />fine to medium send, high plasticity, no odor."'
<br />4.4
<br />---------------------------
<br />15
<br />18/18
<br />--
<br />CLAYEY SAND (SC), brown (10YR 4/3), dry to damn 60% fine to
<br />y;>7;Y5
<br />A+ :'
<br />'.: medium =it, 40 %low Plasticity fines, micaceous, no odm.
<br />�
<br />1
<br />16
<br />0.0 107
<br />SANDY FAT CLAY (CFI). brown (IOYR 5/3), damp, 75% fines,::p;:::'
<br />' (
<br />5`:Q:::O
<br />25% fine sand, medium to high plasticity, micaceous, mottled white,
<br />''o:="a::''
<br />1
<br />17
<br />8/18
<br />.:.; .:. slight odor.
<br />.tiii�a:'
<br />.. a.....
<br />SILTY SAND (SM), dark grayish brown (2.5Y 4/2), damp, 65% fine
<br />. :°Orifi':?:'
<br />1
<br />16
<br />29.6
<br />sand, trace medium sand, 35% Ernes, non -plastic, slight odor.
<br />:..
<br />18/18
<br />!rq i!p iir
<br />1
<br />19
<br />6,9
<br />brown (10YR 4/3),55% fine sand, 45% fines, no to low plasticity,
<br />: micaceous.
<br />_____________________________________';:;v!
<br />20
<br />18/18.''''
<br />SANDY LEAN CLAY (CL), dark gray (5Y 4/1), damp, 60%fines,
<br />� Q
<br />FMS245BO1A1-NS 1202
<br />8340%
<br />fine send, low Plant city, micaceous, blocky, hydrocarbon -like
<br />.. ;..a.:
<br />21
<br />0.0
<br />.' odor.
<br />..,':i:t:Q
<br />:. .�
<br />I
<br />22
<br />FMS245B01-02-NS 1140
<br />'
<br />2870 Cntt, C Oaks Ste
<br />150
<br />URS91&679-2000
<br />Sacramemo, CA 9563333
<br />
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