Laserfiche WebLink
CONTRACTORS <br /> ENGINEERS <br /> DEVELOPERS ' <br /> MORRISON-KNUDSEN COMPANY,INC. <br /> �O <br /> EXEWIVE OFFICE <br /> ` TWO MORRISON-KNUOSEN PLAZA / P.O.SOX 7808 / BOISE,IDAHO 83729 / U.S.A. <br /> TELEX.368439 <br /> PHONE:(208)3AS-M <br /> May 15, 1980 <br /> Mr. Roger S. Funston <br /> Reclamation Specialist <br /> Colorado Mined Land Reclamation <br /> Board <br /> 1313 Sherman Street <br /> Denver, CO 80203 <br /> RE: Mid Continent Resources , Inc. - Mines l and 2 <br /> 1097-13 (04377106) <br /> Dear Mr. Funston: <br /> The recently forwarded M-K report that responded to your <br /> • comments on the Sediment Design for Mines 1 and 2 did not include <br /> a Spillway Design detail for the Sediment Pond below Alines 1 and <br /> 2. - <br /> The Spillway design for Mine 5 was included in this report <br /> and is to be referred to the Mines 1 and 2 Sediment Pond Spillway. <br /> The design criteria for each pond require 18 inch SCP culvert for <br /> emergency spillways. <br /> The attached Plate 2 for Mines 1 and 2 includes a revised <br /> discharge - storage capacity diagram for Pond 1. <br /> Please call me if you have any questions. <br /> Sincerei ' <br /> Ellery H. Nilson, P.E. <br /> Staff Geological Engineer <br /> . EHW/gk <br /> -- Attachment <br /> cc: Doug Bowman - MCR <br /> Jack Norris 3 <br />