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T •r <br />h. Total weight of explosives used per hole and maximum weight of explosives used per 8- <br />millisecond period; <br />i. Initiation system; <br />j. Type and length of stemming, <br />k. Mats or other protections used, <br />1. Type of delay detonator and delay periods used; <br />m. Number ofpersons in the blasting crew; and <br />n. Seismographic records, where required, including: <br />i. Type of instrument, sensitivity, and the calibration signal of the gain setting or <br />certification of annual calibration; <br />ii. Exact location of instrument and the date, time and its distance from the blast, <br />iii. Name of the person and firm taking the reading, <br />iv. Name of the person and firm analyzing the seismographic record, <br />v. The vibration level recorded. <br />The amount of financial warranty set by the Division for this operation is $216,876.00. You must submit a <br />financial warranty in this amount and a performance warranty in order for us to issue a permit. In the event you <br />have requested a financial warranty form, we have enclosed it in this letter. If you have not, please select a type <br />of financial warranty from Rule 4.3. Then contact us so that we can provide you with the appropriate warranty <br />form. We have enclosed a performance warranty form with this letter for your use. <br />PLEASE NOTE THAT MINING OPERATIONS MAY NOT COMMENCE UNTIL A PERMIT HAS <br />BEEN ISSUED BY THE DIVISION AFTER RECEIPT OF YOUR FINANCIAL WARRANTY AND <br />PERFORMANCE WARRANTY. A PERMIT WILL NOT BE ISSUED UNTIL WE VERIFY THE <br />ADEQUACY OF BOTH YOUR FINANCIAL WARRANTY AND PERFORMANCE WARRANTY. <br />If you have any questions, please contact me at (303) 866 -4179. <br />Sincerely, <br />Deb E. c <br />Enviro ntal Protection Specialist <br />Enclosure <br />cc: Tony Waldron, DRMS <br />Jack Clark, Clark Mining Services LLC <br />