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ITC RESOURCES <br /> PermittingFuli Service Land & <br /> Phone: 970-874-2880 Phone: 970-874-2880 <br /> Ken Schaaf www.itcresources.us <br /> kenschaaf@itcresources.us RECEIVED <br /> September 19,2018 <br /> OCT 0 9, 2018 <br /> Colorado division of Reclamation, Ming and Safety. (DIVISION OF RECLAMATION <br /> Att: Lucas West WNINQ ANO WM <br /> Environmental Protection Specialist <br /> Subject: Safety berm and drainage mitigation Hobo 2 Mine. <br /> McFarland Enterprises, Inc., is seeking to mitigate drainage issues on the existing access road and pad <br /> area surrounding the portal. <br /> • McFarland Enterprises, Inc., is seeking to place two(2)eighteen(18)inch culvert and water bars <br /> as shown on Exhibit A in order to prevent undue erosion issues. <br /> • McFarland Enterprises, Inc., is seeking to build an eighteen(18) inch safety berm around the pad <br /> area surrounding the portal and install an eighteen(18)inch culvert for drainage of area as shown <br /> in Exhibit B <br /> The specific area has no significant data for the watershed drainage area or runoff characteristics and no <br /> data showing the results of a minimum storm event of 20 years or a 100-year event. <br /> The areas average annual precipitation is 26.46 inches of rainfall and 173 inches of snowfall. <br /> There is no specific hydrologic analysis for the area. <br /> Because of the sites topographic characteristic there is no anticipation amounts of debris or vegetation <br /> build up during spring run off or a weather event that would block inlet or outlet areas of culverts. <br /> Diameter Area Volume(per FT) Capacity <br /> inches (Sq. Inches) (Cu. Inches) Cu. Feet) Gal/Ft <br /> 18 254.5 3,054 1.77 13.2 <br /> McFarland Enterprises, Inc.,would like to schedule work to begin for the above described project this <br /> fall. Once they receive approval from the B.L.M for the NOTICE OF INTENT for the Hobo 2 <br /> Exploration Project, San Juan County,Land Use Permit and a notice to procced from Colorado Division <br /> of Reclamation, Ming and Safety for the above-mentioned items. Its estimated it will take two(2)day to <br /> complete the scope of work listed hereon. <br /> Ken Schaaf <br />