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AGGREGATE Mr.Peter Hays,Division of Reclamation,Mining and Safety INDUSTRIES May 16,2016 Page 3 Restoration and improvements in flood impacted areas within extents of mining related disturbances of Longmont Distel will be completed in accordance with City of Longmont's Resilient St.Vrain Project as submitted in the City's Section 404 permit application to U.S. Army Corps of Engineers(Application No. NWO-2015-02224-DEN). The work proposed under the 404 permit application is summarized in the "Sandstone Ranch Reach Improvements Summary"as provided by the City and submitted with the amendment application on March 25, 2016. In a continuing partnership with Longmont, Aggregate will perform certain post-flood improvements activities in accordance with the"Resilient St.Vrain Project". The areas for which Aggregate will provide this work are adjacent to its ongoing processing and reclamation activities and are identified on Exhibit F-1, which was submitted with the amendment application on March 25,2016. Rule 6.4.7 -Exhibit G -Water Information—Water information was included under Additional Information, Water Augmentation as set forth in the cover letter submitted with this Amendment Application on March 25, 2016. As noted in that letter,the post-mining depletions at Longmont Distel Operations are covered under Longmont's February 20, 2013 approved permanent augmentation plan (District Court, Water Division 1,Case No. 2009CW271). A copy of the Decree is enclosed. Rule 6.4.8 -Exhibit H-Wildlife Information—Wildlife information was included in Exhibit H of the original permit application and subsequent amendment applications. Extraction activities at the site were completed prior to this amendment application. No new disturbances are proposed with this amendment application and the areas of remaining reclamation will be reclaimed as set forth in the approved reclamation plan, which provides for wildlife habitat and recreation. Rule 6.4.9 -Exhibit I-Soils Information—Soils information was included in Exhibit I of the original permit application and subsequent amendment applications. Rule 6.4.10 -Exhibit J- Vegetation Information—Vegetation information was included in Exhibit J of the original permit application and subsequent amendment applications. Rule 6.4.11 -Exhibit K-Climate—Exhibit K has been updated with the most recent climatology data available for Longmont Station 55116 as compiled by the Colorado Climate Center at Colorado State University. Rule 6.4.12 -Exhibit L -Reclamation Costs—The Division currently holds a financial warranty for reclamation in the amount of$1,483,800. As there are no proposed changes to reclamation of the post- mining areas to be reclaimed by Aggregate,the current bond amount is expected to be sufficient to cover Aggregate's remaining reclamation obligation Rule 6.4.13 -Exhibit M-Other Permits and Licenses—See Exhibit M of AM-003. Rule 6.4.14 -Exhibit N-Source of Legal Right to Enter—Sources of Legal Right to Enter the properties within the permit boundary have been previously provided in Exhibit N of the original application and subsequent amendment applications. Rule 6.4.15 -Exhibit 0 -Owner(s) of Record of Affected Land(Surface Area) and Owners of Substance to be Mined—See attached Exhibit O.