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October 2004 -27- 043-2170 <br />• 5.2.2 Roll COC Certificates <br />Poly-Flex provided CQC certificates for each roll (approximately every 10,000 ft2) of LLDPE <br />geomembrane used for the project, exceeding the required minimum frequency of one per <br />50,000 squaze feet of geomembrane. Golder reviewed the CQC certificates to verify conformance of <br />the geomembrane to the project requirements. Geomembrane was placed only when complete CQC <br />documentation was provided and Golder determined that test results met or exceeded project <br />specifications. The geomembrane roll CQC certificates are presented in Appendix J-4. ' <br />5.2.3 Welding Rod COC Certificates <br />Welding rod certification consisted of resin CQC documents for the resin used to manufacture the <br />welding material for the Cresson Project. The welding material used on this project was produced <br />from two batches of resin. Golder's review of the CQC certification indicates that the resin used to <br />manufacture the welding material met project specifications. The welding rod CQC certificates aze <br />presented in Appendix J-5. <br />• 5.3 Geotexfile CQC Documents <br />Geotextile used to construct the LDT and Underdrains was manufactured by the Amoco Fabrics and <br />Fibers Company of Austell, Georgia. Quality Control Certificates for the geotextile, which meet the <br />project specification, aze presented in Appendix J-6. <br />5.4 Geogrid CQC Documents <br />Geogrid used for the remediation of the underground workings was manufactured by the Tensaz <br />Company of Morrow, Georgia. Quality Control Certificates for the geogrid installed for underground <br />workings remediation are presented in Appendix L-1, and meet project specifications. <br />• <br />iwiux~aw<w~c<n-Qnenrv<-xowwuxz~oaao.~z+u.awnzv~a« Golder Associates <br />