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3/3/2016 State.co.us Executive Branch Mail-Re:sediment demonstration <br /> STATE, OF Hernandez - DNR Alysha <alysha.hernandez@state.co.us> <br /> � �OL,O R�'Al u ' <br /> Re: sediment demonstration <br /> 1 message <br /> Zuber- DNR, Rob <rob.zuber@state.co.us> Thu, Mar 3, 2016 at 11:23 AM <br /> To: "Daryl E. Mergen" <dmergen@botanysurveys.com>, Alysha Hernandez - DNR <alysha.hernandez@state.co.us> <br /> Alysha - Please file under Southfield Mine, SL-03. <br /> Daryl - Per your request, I can tell you that I looked at topography maps in the permit application package for <br /> Southfield Mine, the vegetation reports in the SL-03 application, and Applied Hydrology and Sedimentology for <br /> Disturbed Areas by Barfield, Warner, and Haan (1981). <br /> Rob <br /> Rob Zuber, <br /> Environmental Protection Specialist II <br /> Coal Regulatory Program <br /> COL011RADO <br /> ,�.: � �i-vision of 1Recta�n at�iio�n, <br /> Mining and Safety <br /> Departrnent of Nal.ural I�esources <br /> P 303.866.3567, extension 8113 1 F 303.832.8106 <br /> 1313 Sherman Street, Room 21 , Denver, CO 80203 <br /> rob.zuber@state.co.us I http:Urnining.state.co.us <br /> On Thu, Mar 3, 2016 at 8:27 AM, Daryl E. Mergen <dmergen@botanysurveys.com> wrote: <br /> Good morning Rob, <br /> Would you please send me a copy of all the documents that you used to make your final determination that <br /> Mr. Gorham's sediment demonstration was adequate. During our last field tour Mr. Gorham commented that <br /> he had done additional calculations, please include any additional calculations and text also if they were <br /> included in your determination of his work. <br /> Thank you. <br /> Daryl <br /> https://mail.googl e.com/m ai I/u/0/?ui=2&i k=e29129fcb5&view=pt&search=i nbox&th=1533db8767ea0aa6&si m l=1533db8767ea0a@6 1/1 <br />