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2.02 MANUFACTURER SOURCE QUALITY CONTROL <br />A. The delivered GCL shall demonstrate the following minimum average roll value <br />properties as described in ASTM D6495, "Standard Guide for Acceptance Testing <br />Requirements for Geosynthetic Clay Liners", and modified herein in Table 02775-1. <br />The GCL shall be tested at the following specified frequencies by the Manufacturer: <br />Table 02775-1 <br />Proaerties for Geosvnthetic Clav Liner <br />Property <br />Test <br />Designation3 <br />Test Requirement <br />Frequency <br />Bentonite Mass Per Unit Area <br />dried 0%d moisture <br />ASTM D5993 <br />0.75 Ib/ft2 <br />1 / 45,000 ft2 <br />GCL Peel Strength0) <br />ASTM D6496 <br />35 Ibs. <br />1145,000 ft2 <br />GCL Tensile Strength (1) <br />ASTM D6768 <br />30 lbs./in <br />1 / 200,000 f12 <br />GCL Index Flux(2) <br />ASTM D5887 <br />1x10-8 m3/m2/sec <br />1 / 270,000 ft2 <br />GCL Permeability(2) <br />ASTM D5887 <br />5x10-9 cm/sec <br />1 / 270,000 ft2 <br />Interface Shear Strength <br />(4) <br />(4) <br />(4) <br />Notes: <br />1- Tensile testing performed in machine direction. <br />2. Testing according to Manufacturer's recommendations and in compliance with the specified ASTM test method. <br />3. Alternate tests are allowed only with prior written approval of design engineer <br />4. See Section 02771 Tables 02771-3 and 02771-4 for interface shear test requirements. <br />PART 3 - EXECUTION <br />3.01 PREPARATION OF SUBGRADE <br />A. GCL subgrade shall be smooth and level and meet the requirements of Section 02200, <br />Article 3.08. <br />3.02 DEPLOYMENT <br />A. General: <br />1. Deploy only after subgrade is accepted by Engineer. <br />2. Deploy manually or by use of spreader bar attached to loader or backhoe. <br />0ASan Joaquin CountyWCRCSL11312301Fina1 - Design Mod 51Tech SDecs1NCRC5L_TS_Module_5-Final-Rev.doc-00: <br />Geosynthetic Clay Liner (GCL) <br />02775-7 <br />W ENVIRONMENTAL, INC. <br />Rev. t, 09/03/09 <br />C7 <br />U <br />