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1.04 SUBMITTALS <br />Revision A <br />B. Overlap — Where two adjacent GCL panels contact, the distance measuring <br />perpendicular from the overlying edge of one panel to the underlying edge of the other. <br />A. The Owner shall obtain the GCL manufacturer's Quality Assurance /Quality Control <br />(QA/QC) certifications to verify that the materials supplied by the project are in <br />accordance with the requirements of this specification. <br />B. The following items will be obtained from the GCL manufacturer: <br />1. GCL manufacturer's Manufacturing Quality Control (MQC) Plan for <br />documenting compliance to these Specifications. <br />2. A copy of the GCL manufacturer's ISO quality Certificate of Registration. <br />C. As installation proceeds, the GCL Installer shall provide certificates of subgrade <br />acceptance for each area covered by the GCL, signed by the CQA Monitor. <br />1.05 QUALIFICATIONS <br />A. GCL Manufacturer must have produced at least 10 million square feet of GCL, with at <br />least 8 million square feet installed. <br />B. The GCL Installer must either have installed at least 1 million square feet of GCL, or <br />must provide to the Owner satisfactory evidence, through similar experience in the <br />installation of other types of geosynthetics, that the GCL will be installed in a <br />competent, professional manner. <br />1.06 CONSTRUCTION QUALITY ASSURANCE (CQA) <br />A. The Owner shall provide a third -party inspector for CQA of the GCL installation. The <br />CQA Monitor shall be an individual or company who is independent from the <br />manufacturer and installer, who shall be responsible for monitoring and documenting <br />activities related to the CQA of the GCL, throughout installation. <br />B. Testing of the GCL, as necessary to support the CQA effort, shall be performed by a <br />third party laboratory retained by the Owner and independent from the GCL <br />manufacturer and installer. The laboratory shall have provided GCL CQA testing of <br />the proposed or similar GCL for at least 5 completed projects totaling not less than 1 <br />million square feet. <br />PART 2: PRODUCTS <br />2.01 MATERIALS <br />A. The GCLs shall consist of a layer of natural sodium bentonite clay encapsulated between <br />two geotextiles and shall comply with all of the criteria listed in this Section. <br />B. Prior to using an alternate GCL, the Contractor must furnish independent test results <br />demonstrating that the proposed alternate material meets all requirements of this <br />specification. The Contractor also must obtain prior approval of the GCL by the Owner. <br />.1 \07\81745 \0400 \Orepadlmerdes_I IJan08\App B- Techspecs \02271 -GCL Doc <br />02271 -2 January 2008 <br />