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PIEZOMETER INSTALLATION LOG BD <br />1 01 <br /> Project BRUCE PARK DAM - <br /> <br />• Location DELTA COUNTY (BOWIE), COLORADO PG. 1 OF 1 <br /> Client BOWIE RESOURCES. LTD. Boring No. BD-101 <br /> Contractor AGAPITO DRILLING, INC. Driller M. NEWBERN Location MAIN DAM <br /> Inspected by JDG Date Started 11/29/2000 LEFT ABUTMENT <br /> Checked by Date Completed 11/2912000 Project No. 99292 <br /> <br /> SURVEY LENGTH OF SURFACE CASING ABOVE GROUND FLUSH MOUNTED <br /> DATUM N/A SURFACE (FT) <br /> LENGTH OF RISER PIPE ABOVE GROUND -0.1 <br /> GROUND SURFACE (FT) <br /> ELEVATION -8187.0 <br /> THICKNESS OF SURFACE SEAL BELOW 2.0 <br /> GROUND SURFACE, IF ANY (FT) <br /> TYPE OF SURFACE SEAL (indicate any CONCRETE <br /> additional seals) <br />ID OF SURFACE CASING (IN) 8.0 <br />TYPE OF SURFACE CASING STEEL <br /> ' <br />• DEPTH BOTTOM OF CASING (FT) 1.0 <br />/ _ <br />a? <br /> <br />co <br />U I <br />ID and OD OF RISER PIPE (IN) 1.610/1.900 <br /> TYPE OF RISER PIPE PVC, SCH. 40 <br /> 0 <br /> Z DIAMETER OF BOREHOLE (IN) 8.0 <br /> I <br /> U) ?- TYPE OF BACKFILL AROUND RISER PIPE VOLCLAY CRUMBLES <br /> Z <br /> O <br /> H DEPTH TOP OF SEAL, IF ANY (FT) 2.0 <br /> 0 ( <br />TYPE OF SEAL BENTONITE <br /> Z <br /> O DEPTH BOTTOM OF SEAL (FT) 11.0 <br /> U <br /> J <br /> Q DEPTH TOP OF PERVIOUS SECTION 14.0 <br /> I <br /> J <br />Q <br />TYPE OF PERVIOUS SECTION PVC, SCH. 40 <br /> W <br />DESCRIBE OPENINGS 0.010-IN. SLOTS <br /> Z ID and OD OF PERVIOUS SECTION (IN) 1.610/1.900 <br /> t I ( <br /> <br /> TYPE OF BACKFILL AROUND PERVIOUS SECTION #10-20 SILICA SAND <br /> I DEPTH BOTTOM OF PERVIOUS SECTION (FT) 16.5 <br /> ?---- DEPTH BOTTOM OF SAND COLUMN (FT) 16.5 <br /> I ELEV./DEPTH TOP OF SEAL, IF ANY (FT) _ <br /> TYPE OF SEAL <br /> ELEVJDEPTH BOTTOM OF SEAL (FT) - <br /> TYPE OF BACKFILL BELOW PERVIOUS SECTION, SLOUGH <br /> IF ANY <br /> NOTES: END CAP INSTALLED BELOW PERVIOUS SECTION lif) GEI Consultants <br />Inc <br /> , <br />. <br />ENGLEWOOD COLORADO