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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />Property: Kiewit Littleton plant, Part of Sections 6 and 31. <br />T5s, R68W, (L7, 7A and G3) <br /> <br />Size Approximately 350 acres, of which <br />40 are owned in fee. <br /> <br />Date Operations Began <br /> <br />Approximately 1956 <br /> <br />Royalty <br /> <br />$0.10 to $0.125 <br /> <br />Tonnage in Place <br /> <br />(According to 1958 geological report) <br />22,930,000 tons divided into six blocks. <br />Of the total, about 4,430,000 tons is <br />estimated as lying below the water level <br />at 5,375 feet, and requiring a wet <br />operation. The fee land was held in <br />reserve at an estimated tonnage of <br />290,000 tons; however, all but about <br />15 acres was taken in Chatfield project, <br />and reportedly the gravel has now been <br />removed and stockpiled. Fifty-six acres <br />of leased land excavated by 1958. <br /> <br />Further Remarks: Mr. Harry Weber confirmed that the average <br />production on the leased operation since 1956 has been perhaps <br />500,060 tons. Of this quantity, the use has been approximately <br />as follows: <br /> <br />25% 3-inch rock used for road ballast <br />25% l~-inch rock used for road subgrade <br />25% 3/4-inch rock used for asphalt paving mix and road base <br />25% Washed concrete aggregate and reject. <br /> <br />Costs: <br /> <br />Fixed: Crushing, spreading. <br />Variable: Ton-mile cost up to 5 miles, <br />$0.06 per ton-mile. Rate has been stable <br />for about past ten years until 1969. <br />Increases in prices and ton-mile costs <br />are anticipated. <br /> <br />-lOG- <br />