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2ZJ&T Consulting, Inc. <br /> April 23, 2021 M2019-028 TR01 Receive,) <br /> ,/Complied. 0 violations <br /> 0 Minor Infractions PSH/jle/awa APR 2 <br /> 8 2021 <br /> Mr. Peter Hays DIVISION OF <br /> Environmental Protection Specialist MININGAND 0�a4FON <br /> State of ColoradoETY <br /> Division of Reclamation, Mining, & Safety <br /> 1313 Sherman Street— Room 215 <br /> Denver, CO 80203 <br /> RE: J-2 Contracting Co. — DPG Pit— Technical Revision No. 1 Request <br /> File No. M-2019-028 <br /> Dear Mr. Hays, <br /> J-2 Contracting Co requests a revision to their existing permit to address the following items: <br /> 1. Exhibit A: - Revision to the permit boundary to remove/replace an area with another area but <br /> keep the total acreage the same as the existing permit. <br /> 2. Exhibit C - Mining Plan and Exhibit D Mining Plan Narrative: - Revision to the mining plan to <br /> update the mine phasing. <br /> 3. Exhibit F - Reclamation Plan and Exhibit E Plan Narrative: Revision to the reclamation plan to <br /> update the reclamation for the updated phasing and water storage reservoirs. <br /> 4. Exhibit L - Reclamation Bond Calculations: Revision to the reclamation bond calculations for <br /> the updated mine phases. <br /> Detailed descriptions of these revisions are in the following sections. <br /> Exhibit A: Revision to the permit boundary to remove/replace an area with another area but <br /> keep the total acreage the same as the existing permit. <br /> The permit boundary is including an area where an existing lateral ditch owned by DPG Farms will no <br /> longer be used once mining commences in Phase 4 and that area is 0.09 acres. The boundary is also <br /> being adjusted in the northeast corner to remove the same area of 0.09 acres that is being added for <br /> the existing lateral ditch to keep the total and affected acreage of the permit the same as the existing <br /> permit. See the attached updated Exhibit A legal description as well as the attached permit boundary <br /> change map showing the location of the changes. <br /> Exhibit C - Mining Plan: Revision of the Mining Plan to change/update the mine phasing. The <br /> new phasing is proposed to change sizes of the existing mine phases. <br /> The mining phase areas as shown on the attached Exhibit C Pre-Mining/Mining Plan Maps will be <br /> changed/updated. The number of phases will remain the same however the sizes of the phases are <br /> V� 305 Denver Avenue—Suite D•Fort Lupton CO 80621 •Ph: 303-857-6222•Fax: 303-857-6224 <br />