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9t, <br /> ��..... Climax Mine <br /> 'o Climax Molybdenum Highway 91 - Fremont Pass <br /> 0429 <br /> A Freeport-McMoRan Company Climax, )4 87718 <br /> p p y Phone (719)486-7718 <br /> Fax (719)486-2251 <br /> February 19,2020 TR31 RECEIVED <br /> Mr. Dustin Czapla DMClthm <br /> FEB 2 o z020 <br /> Environmental Protection Specialist DIVISION OF RECLAMATION <br /> Division of Reclamation, Mining and Safety MINING AND SAFETY <br /> Department of Natural Resources S d_119 <br /> 1313 Sherman St. Room 215 / <br /> Denver, Colorado 80203 <br /> V 0 <br /> O <br /> oa <br /> RE: Climax Mine,Permit No. M-1977-493, Technical Revision 31—Mayflower Flood a <br /> Bypass Stage 2 Tower Riser and Access Bridge -4 <br /> ° co <br /> Dear Mr. Czapla, NW <br /> Please find enclose Technical Revision 31 (TR-31)to the Climax Mine, Permit No. M-1977-493. <br /> The project is to construct a tower riser that will connect to the Stage 2 Tunnel via a raise bore to the <br /> Mayflower Flood Bypass Tunnel. This is a modification to TR-21 and was referenced in TR-29. <br /> Please find the attached documents: <br /> • Summary of the-project <br /> • Letter from the Engineer of Record N <br /> • Construction drawings for the tower riser structure <br /> The TR materials (hard copy and electronic files) and the $1,006.00 fee applicable to a 112d <br /> operation are attached to this letter. We appreciate your review of the TR and look forward to your <br /> approval. Please contact Diana Kelts at 719-486-7525 or me at 719-486-7717 if you need additional <br /> information. <br /> Sincerely, <br /> AJA_,7' <br /> Alex Ungers <br /> Senior Environmental Scientist <br /> cc: Diana Kelts,Climax Environmental Manager <br /> Attachments <br />