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r <br /> E A R T H S��, <br /> ] T E C H <br /> ' �`'c°r"`F""*t:ZLMMonitoring Well Construction Log — Flush Mount <br /> Project Name: Tyco Electronics Fremont Street Project No: 102790 Well ID: MW-2 <br /> Site Name: Tyco Electronics Fremont Street Sheet 1 of 1 <br /> Driller and Company: Gerardo G.of RSI Drilling Borehole Total Depth Drilled <br /> Diameter in : 8" (ft): 20 <br /> Drilling Equipment: Geoprobe 6620 Combo Rig Date Drilling Depth to <br /> Started: 06-10-08 Water(ft): –12' <br /> Drilling Method: Hollow Stem Auger-8" Date Drilling Elevation Datum: <br /> Finished: 06-09-08 NAVD88 <br /> DrillingFluid: Date Well <br /> -- Installed: 06-09-08 Checked by: B. Loebner <br /> Survey <br /> Coordinates:2171456.9811N 6324642.4127E Logged by: P. Dotson Date: 07/11/08 <br /> r PROTECTIVE VAULT <br /> Material/Type: Steel Christie Box <br /> Diameter: 8" <br /> Vault Elev. 5.84' Depth BGS: Weep Hole (Y/N ) <br /> 5.55' GUARD POSTS <br /> TOC Elev. *_ No: 0 Type: <br /> ' GS Elev. 5.84' <br /> SURFACE PAD <br /> Composition and Size: None <br /> Depth BGS <br /> Thickness WELL CASING <br /> Type: PVC Schedule 40 <br /> ,,,,,. ,,,,,, <br /> 2' ,,,,,, ,,,,,, Diameter: 2" <br /> Total Length (TOC to Total Depth): 20.0' <br /> Ventilated Cap (Y/N ) <br /> GROUT SEAL <br /> Tremied (Y/N ) <br /> 3' Composition and Proportions: Portland Type Cement II/IV <br /> Interval BGS: 2-3' <br /> 4' ..t:'. CENTRALIZERS (Y/N ) <br /> Depth(s): <br /> ..`'`..` "` BENTONITE SEAL <br /> I :: :: <br /> 5' :::: <br /> ...... <br /> Type: Bentonite Medium Chips 3'-4' <br /> Source: <br /> Setup/Hydration Time: 0.5 Hour Vol. Fluid Added NA <br /> 16 FILTER PACK <br /> 15' Tremied (Y/ N ) <br /> Type: Sand Grain Size: #2/12 <br /> r <br /> . ...... <br /> 20' > : <br /> .. <br /> Amt. Used: 6.5 bags <br /> -- ------------ <br /> Source: <br /> SCREEN <br /> r Material: PVC Schedule 40 <br /> 20 Diameter: 2" Slot Size and Type: 0.020" <br /> Interval BGS: 5'-20' <br /> rTD: 20' SILT TRAP (Y/ N ) Type: <br /> Interval BGS: Length <br /> Borehole —►I <br /> Dia. Bottom Cap (Y/N ) <br /> BACKFILL PLUG (Y/N ) <br /> Tremied (Y/N ) <br /> Material: <br /> Setup/Hydration Time: <br />