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B1.ACK OBSIDIAN PIT COLORADjO QUARRIES INC. <br /> PERMtT M-1987-026 112C CONVERSIOAI CN-01 <br /> EXH181T F—RECLAMATION PROFILE OF PIT, CONCEPTUAL• CROSS-SECTION A-A' (ENE-WSW) <br /> IVOTES <br /> Pit Benches 10-ft width(minimum) <br /> Pit Walls 30-ft verticai height(maximum} <br /> Pit Walls 1H:2V(maximum) <br /> (Prafile elevations of existing surface taken from Google Earth) <br /> Diagram prepared by Bob Oswald �'� <br /> High Country Consulting Services LLC. �k 9/17J21 <br /> � <br /> SCALE iN FEE'f(�is shown on axes. Vertical exaggeration 3x.) <br /> I <br /> A ! OVERBURDEN A' <br /> � UPPER SURFACE OF OBSIDIAN (IIVFERRED) � <br /> � � <br /> g�oo � � <br /> � _�, � � ^Pi � � <br /> •�' ' '""""R" �'W-,�„ � EXISTING PROFIIE OF HILL <br /> '•� U�•re _• *_ ' /J ' <br /> ' r,, � •�; i <br /> �� � <br /> � �*� MIIVED PROFILE OF H1lL � <br /> i <br /> $050 � � �,��•�''' � <br /> OBSIDIAN • ��, <br /> � � = EXISTING PIT <br /> � � <br /> � <br /> � � <br /> gn�� FLOOR OF EXPANDED PIT ._��� <br /> ..�...t.... <br /> o ;�o boo �oo �uo �5vo <br /> �"" DIRECTION OF MINING <br />