Laserfiche WebLink
•9? 1~J~46F1M COLOWYO COAL <br />:ONTRACTORS P <br />ENGINEERS <br />DEVELOPERS <br />~MORAISON-KNIIDSEN COMPANY, INC. <br />E%ECU1fVE OFFICE <br />MORRISON~KNJOSEN PL0.ZA <br />P.D. $0X f90E1B0~9E. IDAnO U 9.~ 97729 <br />PNDNE.l20E19E9,E00ER$~E%' 39949 <br />April 14, 1986 <br />Mr, D. J. Rose <br />Operations Manager <br />Yampa Mininq Company <br />P. 0. Box HH <br />Hayden, Colorado 81639 <br />LTC-9 (yuIj° <br />REPLY Tp: MORRIgON~KN',JO$EN CCMPnNI. INC. <br />RD 9D% 1721$ <br />6N'+ ~NTON10. 7eX1$ U $+~. 79217 <br />PHDNE: (5 t2197a0M1 <br />Subject: Certification of Outfall 004 -Sedimentation-Pond :HG-B;~ <br />Dear Mr. Rose: <br />On April 11, 1986 I performed an inspection of the outfall 004, located at <br />Sediment Pond HG-8 at the Hayden Gulch Mine. I am a registered Professional <br />Engineer in the State of Colorado and am experienced in the design and <br />supervision of earthen construction. <br />The purpose of rtly inspection was to certify the structure as required in <br />Rule 4.05.06(7} of the Colorado Mined Land Rec]amation Division (CMLRD). As <br />part of RU' inspection, I have reviewed the permit design documents, surveyed <br />information of the site, and have inspected the structure. I have also <br />discussed the construction of the structure with the engineering staff at <br />the mine. <br />The structure has been constructed in accordance with the design as shown in <br />the technical revision dated October 1, 1985, and has been constructed using <br />prudent and proper construction techniques. <br />As a result of the above mentioned inspection, I hereby certify the struc- <br />ture as meeting the criteria of the CMLRO. The structure has been con- <br />structed in compliance with the design submitted and approved as the Tech- <br />nical Revision - Pond HG-8 - Hayden Gulch Mine. <br />P. E. No. 17570 <br />