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<br />4.) Specific Additional Operational Re~irements. <br /> <br />(01) Leachate Transmission Pipes. The leachate <br />transmission pipe shall be redesigned for subsequent <br />Landfill phases to include the use of secondary containment <br />capability. Licensee shall annually verify to the City <br />that the existing pipe does not leak. <br /> <br />. <br /> <br />(02) Backup Leachate Pumps. Licensee shall maintain <br />backup pumps for use in the event of pump failure at the <br />wet well and leachate storage tank on-site, or shall <br />maintain provisions for restoring temporary leachate <br />pumping within a 24 hour period. Future revisions to the <br />"Contingency Action Plan" submitted to the City, shall <br />describe the specific arrangements for back-up leachate <br />pumping. <br /> <br />(03) Leachate Holding Tank. Licensee shall ensure that <br />the leachate holding tank is pumped out on a regular <br />schedule. It shall be a violation of this license to allow <br />leachate to collect on the liner to a depth exceeding one <br />foot due to the leachate holding tank being full. <br /> <br />(04) A leachate piezometer shall be installed at the <br />lowest elevation of the liner in the soil storage area and <br />subsequent cell 10 liner areas. <br /> <br />(05) Complete final cover operations for the west Landfill <br />slope by June 1, 1991. A certification report shall be <br />submitted by July 1, 1992. <br /> <br />. <br /> <br />(06) Install Landfill gas monitoring wells according to <br />the provisions of the "Landfill Gas Monitoring Plan, <br />Phase I Report", December 1989 and modifying submittal <br />dated March 13, 1990. Installation shall be completed by <br />December 1, 1991. <br /> <br />(07) Submittal of Phase II Landfill Gas Assessment Report <br />by November 1, 1992. <br /> <br />(08) Submittal of the Landfill Closure Sequencing Plan by <br />October 1, 1992, including interim surface water drainage <br />plans. <br /> <br />(09) Installation of Remedial Investigation water <br />monitoring wells according to the provisions of the <br />"Corrective Action Investigation Revised Work Plan", <br />December 1989 and April 14, 1991 submittal. Installation <br />to be completed by December 1, 1991. <br /> <br />(10) Sampling of Remedial Investigation water monitoring <br />wells according to the provisions of the "Corrective Action <br />Investigation Revised Work Plan" December 1989 and <br />April 14, 1991 submittal. Sampling to be completed by <br />May 1, 1992. <br /> <br />. <br /> <br />8. <br />