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<br /> <br />EAST RIGDEN <br />Annual Monitoring Report <br />August 13, 1987 to August 12, 1988 <br />This is the ninth annual monitoring report for the East Rigden <br />Pit which is operated by Flatiron Materials Company, P.O. Box 229, <br />Boulder, CO 80306. It covers the period of August 13, 1987 to <br />August 12, 1988. <br />The following questions and answers are submitted to meet the <br />requirements for annual reports to the Mined Land Reclamation <br />Board. <br />1. What are the locations and numbers of acres affected during <br />the past year? <br />Approximately 30 acres were stripped and about 24 acres <br />were mined in various areas of the pit. See map. <br />2. What are the locations and numbers of acres reclaimed this <br />year? <br />Most areas are in various stages of reclamation and are not <br />yet fully reclaimed. See Number 3 below. <br />3. What are the locations and numbers of acres in various stages <br />of reclamation? <br />About 15 acres in different locations of the pit have been <br />backfilled in preparation for seeding. See map. <br />4. What are the species of vegetation that have been planted? <br />What are the locations and approximate dates of planting? <br />No planting was done during this reporting period. <br />5. What are the types, quantities and locations of fertilizers <br />used? <br />No fertilizer was used during this reporting period. <br />6. What is the company's appraisal of reclamation efforts? <br />Reclamation is progressing satisfactorily. <br />7. What are the locations and numbers of acres to be affected <br />during the next reporting year? <br />Approximately 14 acres will be excavated during the next <br />reporting period, and approximately 4 more acres will be <br />backfilled. See map for locations. <br />r{~S G 3 ~ 198 <br />,, ., ' <br />J. <br />