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<br />• <br /> <br />.' <br />2. <br />D <br />5`Op6 SPOIL ~, <br />f PCE f - <br />_- <br />_-- <br />_~- <br />ry'~ FILL WITH DURABLE SANDSTONE <br />NOTES: <br />1. KEYWAY CUT ANTICIPATED NEAR LOWER TOE <br />PORTION OF VALLEY FILLS, AND DOWNHILL <br />SIDE OF SIDEHILL FILLS. <br />2. DEPTH AND WIDTH WILL VARY DEPENDING ON <br />SUBSURFACE CONDITIONS AND FILL CONFIGURATIONS. <br />3. REFER TO FIGURES 2 AND 3 FOR DRAIN <br />LOCATION FOR VALLEY-LIKE FILLS. <br />4. NATURAL SANDS OR CLAYS PLACED IN KEYWAY SHOULD <br />BE COMPACTED TO AT LEAST 90 PER CENT OF MAXIMUM <br />MODIFIED ORY DENSITY (ASTM 15571 AND WITHIN 2 <br />PER CENT OF OPTIMUM MOISTURE CONTENT. <br />Lorencito Mlna <br />E%CESB 6POIL ~ISPO6AL AREA6 <br />Jo No. 25,257 <br />~N•~l <br />OR COMPACTED NATIVE SOILS <br />(VALLEY-LIKE FILLS, DRAIN <br />PERPENDICULAR TO KEYWAY). <br />~- W <br />DRAIN LOCATION SIDEHILL FILLS, <br />FILL KEYWAY WITH SPOIL. <br />Typical <br />Keyway <br />Flg. 4 <br />