Laserfiche WebLink
RULE 4 PERFORMANCE STANDARDS <br /> 4.07 SEALING OF DRILLED HOLES AND UNDERGROUND OPENINGS <br /> 4.07.1 General Requirement <br /> Each exploration hole, or other bore hole well or other exposed underground opening encountered <br /> during surface mining, will be cased, sealed,. plugged, or otherwise managed to meet the <br /> requirements of this Section and described more fully in Section 2.05.4. <br /> Holes used for surface blasting will not be included under the requirements of this Section. <br /> 4.07.2 Temporary Sealing <br /> Each exploration hole or other drill or bore hole described in this Section will be protected, <br /> inspected and maintained according to this Section. This performance is described more fully in <br /> Section 2.02 and 2.05.4 of this application. <br /> 4.07.3 Permanent Sealing <br /> Drilled holes no longer needed for monitoring or other approved uses will be backfilled and sealed <br /> as described in this Section. This performance is described more fully in Sections 2.02 and 2.05.4 <br /> of this application. <br /> 4.07.4 Abandonment in Designated Groundwater Basins <br /> This subsection is not applicable to the Colowyo mining plan. <br /> Exploration taking place inside and outside of the permit area will be handled through the Notice <br /> of Intent (NOI)procedures. See the appropriate NOI for details for each program. <br /> 4.08 USE OF EXPLOSIVES <br /> 4.08.1 General Requirements <br /> Colowyo will comply with all applicable State and Federal laws in the use of explosives. <br /> Colowyo will conduct all blasts that use more than five pounds of explosives or blasting agent <br /> according to the schedule required by Section 4.08.3. <br /> All surface blasting operations at the Colowyo operation will be conducted by experienced, <br /> certified,trained and competent persons who understand the hazards involved. Persons responsible <br /> for blasting operations at a blasting site shall be familiar with the blasting plan and any site-specific <br /> performance standards. The blaster and at least one other person must be present at the firing of a <br /> blast. Each person responsible for blasting operations will possess a valid certification in <br /> accordance with the appropriate federal and state law. <br /> Rule 4 Performance Standards 4-24 Revision Date: 12/20/19 <br /> Revision No.: TR-135 <br />