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DRILLING LOG Cont Sheet ELEVATION TOP OF HOLE Hole No. <br /> PROJECT INSTALLATION SHEET <br /> OF SHEETS <br /> CLASSIFICATION OF MATERIALS %CORE 80X OR REMARKS <br /> ELEVATION DEPTH LEGEND (Description) RECOV- SAMPLE (Drilling time,water loss,depth <br /> ERY NO weathering,etc.,if significant) <br /> a b c d e f g <br /> ENG FORM 1 836 PREVIOUS EDITIONS ARE OBSOLETE. PROJECT HOLE NO. <br /> MAR 71 (modified by GCA 1194) <br />