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2/23/2016 <br />STATE OF <br />NUCOLORADO <br />Fwd: MSB slump <br />message <br />State.co.us Executive Branch Mail - Fwd: MSB slump <br />Hernandez - DNR, Alysha <alysha.hernandez@state.co.us> <br />Simmons - DNR, Leigh <leigh.simmons@state.co.us> <br />To: Alysha Hernandez - DNR <alysha.hemandez@state.co.us> <br />Alysha, <br />Mon, Feb 22, 2016 at 11:19 AM <br />Please would you scan this email thread, with the two attached pictures, to laserfiche under C1980007, "General <br />Correspondence". <br />Thanks <br />Leigh Simmons <br />Environmental Protection Specialist <br />COLORADO <br />Division of Reclamation, <br />Mining and Safety <br />Department of Natural Resources <br />P 303.866.3567 x 8121 1 C 720.220.1180 1 F 303.832.8106 <br />1313 Sherman Street, Room 215, Denver, CO 80203 <br />leigh.simmons@state.co.us I http://mining. state.co.us/ <br />Forwarded message <br />From: Stark - DNR, Jim <jim.stark@state.co.us> <br />Date: Mon, Feb 22, 2016 at 10:48 AM <br />Subject: Re: MSB slump <br />To: "Welt, Kathy" <KWelt@archcoal.com> <br />Cc: "Simmons - DNR, Leigh" <leigh.simmons@state.co.us>, "Norris, Weston" <WNorris@archcoal.com>, <br />"Loveland, Jessica" <JLoveland@archcoal.com>, "Gillenwater, Larry" <LGillenwater@archcoal.com> <br />Thanks Kathy. As always, safety is first and foremost when undertaking a project of this nature. <br />James R Stark <br />Senior Environmental Protection Specialist <br />e®(COLORADO <br />' Division of Reclamation, <br />Mining and Safety <br />Dopartment of Natwal RrSou,ces <br />P 303.866.3567 1 C 720.724.0486 1 F 303.832.8106 <br />1313 Sherman Street St., Suite 215, Denver, CO 80203 <br />jim.stark@state.co.us I http://mining.state.co.us <br />On Mon, Feb 22, 2016 at 10:46 AM, Welt, Kathy <KWelt@archcoal.com> wrote: <br />Yes, it is the C2 -3A culvert. One of the pipe joints approximately 60' down from the top of the MSB had apparently <br />pulled apart enough to allow some, but not all of the flow to drip into the ground at that location - the top of the slump. <br />The pipe is not pulled completely apart. We're working with Beaver's Construction to complete more permanent repairs <br />to the pipe today, but one challenge is creating safe access to the top of the slump and to the length of the pipe in the <br />https://mail.google.com/mail/u/0/?ui=2&ik=e29129fcb5&view=pt&search=inbox&th=153Oa35a9dab372c&siml=153Oa35a9dab372c 1/4 <br />