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DRAFT [TENTATIVE] WASTE DISCHARGE REQUIREMENTS ORDER R5-2023-00XX 79 <br />FORWARD, INC. <br />FORWARD LANDFILL <br />SAN JOAQUIN COUNTY <br />STANDARD PROVISIONS & REPORTING REQUIREMENTS <br />21.Leachate collection and removal systems shall be designed and operated <br />to function without clogging through the scheduled closure of the landfill <br />unit and during the post-closure maintenance period. <br />22.The LCRS shall be designed to maintain the depth of fluid over any <br />portion of the LCRS of no greater than 30 cm [40 C.F.R. § 258.40(a)(2)], <br />excluding the leachate sump. The leachate sump, leachate removal pump, <br />and pump controls shall be designed and set to maintain a fluid depth no <br />greater than the minimum needed for efficient pump operation [Title 27, <br />§ 20340(c)]. <br />23.All construction of liner systems and final cover systems shall be <br />performed in accordance with a Construction Quality Assurance Plan <br />certified by a registered civil engineer or a certified engineering geologist <br />[Title 27, § 20323]. <br />24.The Construction Quality Assurance program shall be supervised by a <br />registered civil engineer or a certified engineering geologist who shall be <br />designated the CQA officer [Title 27, § 20324(b)(2)]. <br />25.The Discharger shall ensure that a third party independent of both the <br />Discharger and the construction contractor performs all of the construction <br />quality assurance monitoring and testing during the construction of a liner <br />system. <br />26.The Discharger shall notify Central Valley Water Board staff at least <br />14 days prior to commencing field construction activities including <br />construction of a new lined cell or module, construction of a final cover, or <br />any other construction that requires Central Valley Water Board staff <br />approval under this Order. <br />27.The Discharger shall submit for review and approval at least 60 days prior <br />to proposed discharge, final documentation required in Title 27 Section <br />20324(d)(1)(C) following the completion of construction of a new lined <br />landfill module. The report shall be certified by a registered civil engineer <br />or a certified engineering geologist and include a statement that the liner <br />system was constructed in accordance with the approved design plans <br />and specifications, the CQA Plan, the requirements of the WDRs, and that <br />it meets the performance goals of Title 27. The report shall contain <br />sufficient information and test results to verify that construction was in <br />accordance with the design plans and specifications, the construction <br />quality assurance plan, and the performance goals of Title 27.