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Change Directive for MSE and Gravity Retaining Wall <br /> Access Road Construction <br /> May Day and Idaho Complex <br /> La Plata County, Colorado <br /> May 30, 2014 <br /> Description of Change <br /> In order to meet the grades shown on Sheet C4.11 of the Construction Plans, Mayday Idaho <br /> Mine Complex, Wildcat Road, La Plata County, State of Colorado, the following changes to the <br /> wall construction are necessary: <br /> 1. The MSE/Gravity Retaining Wall will require the addition of approximately 130 square <br /> feet of MSE retaining wall block (35 blocks), with approximately 900 square feet of <br /> geogrid. <br /> 2. The area shown as gravity wall on Sheets S 1 and S2 of the Wildcat Mine Access Road <br /> Retaining Wall Drawings will be completed using geogrid in accordance with Section <br /> Drawing 1 on Sheet S4. This will increase the amount of geogrid by approximately <br /> 2,000 square feet. <br /> The quantities calculated include a potential reduction in the gravity wall section as shown on the <br /> attached drawing. <br /> David S. McLay, DSM Engineering, LLC <br /> Agree to Complete the Change Directive: <br /> George Robinson, Varca Ventures dba Wildcat Mining Corporation <br /> Michael Taylor, Opal Group, Inc. <br />