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<br />ROCKFILL EMBANKMENT SPECIFICATIONS, <br />~ 5th STREET ROAD, <br />~' NEW HORIZON MINE,.NUCLA, MONTROSE COUNTY, <br />- COLORADO - - <br />I. INTRODOCTION <br />This report summarizes recommendations for materials and construc- <br />tion methods for a proposed rockfill embankment designed to support <br />a section of 5th Street, a Montrose County Road in the Town of Nucla, <br />Colorado. Western Fuels-Colorado (New Horizon Mine) bas prepared <br />preliminary designs for the proposed seUioa of road and has requested <br />that we review these designs, modify them as accessary, and recom- <br />mend appropriate specifications for rockfiU materials and constnrction <br />methods for the rockfill structure using waste rock and henry equip- <br />ment at the mine, when possible. . <br />~ ~ <br />• 1.1 OBIECTNES AHD SCOPB OF SRUDIES <br />The objectives of the geoterLnical studies summarized in this report <br />were to: <br />1. Review Montrose Comfy Specificatrons applicable to the proposed <br />road cgnsWctron. <br />2. Review fomdatron conditions, proposed embanlment geometry <br />and proposed materials cad constnrctron method submitted to us by <br />WestemFuds. <br />3. Recommend geotechnicel speraSratioas pertaining to conatmctim <br />of the proposed rockfill embanlmrent including: fomdatron <br />acceptance criteria, rock511 materials, lift thiclmesses and <br />compaction procedures. <br />~~ <br />Attachmem 2.05.3(3)9- 2 <br /> <br />RsvlsEn MARHC zoos Attachment 2.05.3(3)-9-3 <br />