Laserfiche WebLink
J <br /> WEISS ASSOCIATES <br /> WELL IV.W-4 <br /> 00 <br /> {,.,paw) GRAPHIC LOG DESCRIPTION <br /> –.1................................. ........... <br /> .. ....•...... <br /> Portlandy Asphatticancrete and baso rock <br /> Cement& T-'�T <br /> contetl(cuttlrgs) �—�--- <br /> W V.Bentonite <br /> r..f -`-�• Silry CLAY(Cl dusky yellowish brown; <br /> w - -••�•- stlH;damp;c20%tine sand;low est K <br /> y w�€ <br /> Silty CLAY(CL);moderate brown;still; <br /> 5 5 damp; 20.30% fine sand;low est K <br /> ra 4'PVC Grading to 40-509'.sand at 5 i1 <br /> Casing _:,`R <br /> � Clayey SAND/ an CLAY(SC/CL); <br /> t +:+:+:_;=:` moderate brown;slifilmodium donse;damp, <br /> a '•' `= ' very tine sand;mod est K <br /> i_+.;-,-::•+ Contact(driller) <br /> ........................... <br /> ;:= Silty SAND/Sandy SILT(SWINL);ligh! <br /> brown;medium dense to stiff;damp;line sand; <br /> A lour plasticity; mod est K; minor clay blobs(CL) <br /> Z }:_ .+;.' Grading to SM at 10.5 tt <br /> s:°:=-:='• contact <br /> �.,.+.:.. ........................................ <br /> i + +::;:+ Sandy SILTmoderate yellowish brown; <br /> '''''' _•` stiff;daml clay;fine sand;low to mod <br /> 15 •,. <br /> _ 15 •._._.•. <br /> :-:-,- ,:+ est K <br /> Contact(cuttings) <br /> Sihy SAND/Sandy SILT(SMlML);maderat� <br /> Q ;:+.,:;.+•; yelbwish brown; medium dense;damp;line <br /> sand;mod est K <br /> W <br /> Contact(C+t6ngs} <br /> bentonite 20 SANDrSi.1y SAND(SP/SM);dark yellowish <br /> 20 pellet seal 2 brcwn.mottled fight brown;medium dense; <br /> damp;very fine sand; high est K;grading to <br /> tine to medium sand at 21.5 It <br /> x #3 <br /> W — Monterey - <br /> w sand z`.= <br /> 25 0.02*Slotted <br /> 4Feb 8ts 4"PVC <br /> Q casing Dark yellowish brown,mottled light brown; <br /> 19 Jan 88'r moistMel;micaceous at 27.5 ft <br /> fRd.a�, a EXPLANATION <br /> Water level during drilling(date) <br /> Logged by:Sharon L.Halper <br /> Q Water Level(date) Supervisor;Richard Weiss; EG 1112 <br /> Contact(dotted where approx.) Drilling Company:Westek. San lose,CA <br /> ---- <br /> Driller;Tom LAngan <br /> Uncertain Contacs <br /> ® Drifting Method:Hollow Szem auger <br /> Location of recovered drive sample <br /> Dates Ill 1-19-88 8r 1-22.88 <br /> ® Location of drive"mine sealed for chemical Well Head Completion;Locking stovepipe & G-12 Christy box <br /> analysis Type of sampler:Split barrel 0.5, 2,2.5 in ID) <br /> Grab sample <br /> 3t K=Estimated Permeability(hydraulic conductivity) <br /> Chevron SS #96465 <br /> Boring Log and Well Construction Details -Well MW-4 Stockton, CA <br /> a <br />