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<br />EXHIBIT L <br />• <br />i <br />i <br />CLA3.4ATION COSTS - PORTLAND QUARRY <br />Removal and deposition of overburden are considered to he <br />a cart of the quarry operation. In an operation of this <br />magnitude and duration it is also planned that most soil <br />removal can go direct to overburden areas c~ithout storing and <br />rehandling. Estimated costs of final grading and revegetation <br />is estiriated at about $45C per acre.- <br />,mss ,- s ~,~,~~ ~ ~ <br />,i-. ~ i~ <br />,~ ~x L . <br /> <br /> <br />