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WELL CONSTRUCTION SUMMARY <br /> 0 Project Chevron Real Estate Management Company Well: MW-4 <br /> Location: 540 North Aurora/969 East Fremont Streets Elevate nOatum:Ground:FMSL <br /> Personnel Jeffrey S. Pyle Top of Casing:FMSL <br /> DRILLING SUMMARY <br /> 10 Total Depth of Boring Below Ground Surface: 76 feet <br /> Boring Diameter. 10 inches <br /> ' Drilling Agency: Spectrum Exploration, Inc. <br /> Drilling Method: CME 85 <br /> Drilling Equipment: 14-inch hollow stem auger <br /> 20 Drilling Fluid: NA <br /> ' <br /> C1 Drilling Bits: NA <br /> G <br /> WELL DESIGN Construction Time Log <br /> ' 30 Basis: Geologic Log Task Start Finish <br /> C =Casing S= Screen F =Filter Date Time Date Time <br /> B =Bentonite Plug G= Grout M = Fill Drilling 11113/95 8:45 AM 11113MS 11:40 AM <br /> Feet BGS Code Feet BGS Code <br /> 0-50 C1 0 -46 G Casing: 11113145 1:00 PM 11113!95 120 PM <br /> 40 50-75 S 46 -48 B <br /> 75-75.5 C2 48 -76 F Filter 11/13/95 1:30 PM 11/13/95 2:17 PM <br /> ' Bentonite 11113W 2:18 PM 11113!95 2:24 PM <br /> B <br /> 50 _ :+�': "� ' Total Depth of Well BGS: 75 feet Grouting: 11/13145 3:05 PM 11/13195 4:35 PM <br /> = :. Total Depth of Weil Below TOC: 74.63 feet <br /> Casing: <br /> C1 4-inch Schedule 40 PVC <br /> C2 4-inch Schedule PVC endcap <br /> -; Screen: <br /> ' - S1 4-inch Schedule 40 PVC 0.010-inch slot <br /> 70 S2 <br /> ' C2 Filter Material: #2116 Lonestar sand <br /> BOHCLD 76 feet Bentonite Plug: Pellets <br /> Grout: Calaveras cement-Type I - II <br /> ' Fill Material: NA <br /> Surface Finish: Locking cover with water-tight, traffic-rated vault <br /> Centralizers: <br /> Other. <br /> Well Development: <br />-1- Comments: <br /> Project No. C3077 GEOMATRIX CONSULTANTS <br /> i" <br />