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• 3. Sharp hollow needle, or other approved pressure feed device. <br />4. An air pressure- monitoring device. <br />PART 3: EXECUTION <br />3.01 SUBGRADE <br />CONTRACTOR, on a daily basis, shall certify in writing that the surface on which the geomembrane will <br />be installed is acceptable. It will be the CONTRACTOR's responsibility to maintain, protect, and if <br />required return, the subgrade in the condition that was originally accepted, prior to geosynthetic deployment <br />until accepted by CC &V, under criteria identified in Section 02200 as per the Bedding Fill and Soil Liner <br />Fill SPECIFICATIONS. <br />3.02 ACCEPTANCE <br />CONTRACTOR shall retain all ownership and responsibility for the geomembrane until final acceptance. <br />The geomembrane shall be accepted by CC &V when all of the following conditions are met: <br />1. Installation is finished. <br />2. Verification of the adequacy of all seams and repairs, including associated testing, is <br />complete. <br />3. Certification, including QC documentation is provided by CONTRACTOR to <br />MANAGER. <br />4. Recommended acceptance by MANAGER and CERTIFYING ENGINEER. <br />5. The entire PROJECT, including Drain Cover Fill placement and Diversion Channel <br />construction is completed. <br />3.03 ANCHOR TRENCH <br />A. The anchor trenches shall be excavated to the lines, grade, and width shown on the DRAWINGS, <br />prior to geosynthetic placement. CERTIFYING ENGINEER shall verify that the anchor trench <br />has been constructed according to the DRAWINGS. <br />Slightly rounded corners shall be provided in the trench where the geomembrane adjoins the trench <br />so as to avoid sharp bends in the geomembrane. <br />B. The anchor trench shall be backfilled and compacted as approved by MANAGER, DESIGN <br />ENGINEER, and CERTIFYING ENGINEER. Trench backfill material shall be placed in eight <br />(8) to twelve (12) inch thick loose lifts and compacted by wheel rolling with light, rubber- tired, or <br />other light compaction equipment, as approved by CERTIFYING ENGINEER. <br />Care shall be taken when backfilling the trenches to prevent any damage to the geomembrane. At <br />no time shall construction equipment come into direct contact with the geomembrane. If damage <br />occurs, it shall be repaired by CONTRACTOR prior to the completion of backfilling, at no cost <br />to CC &V. <br />• <br />Section 02776 <br />Geomembrane <br />Page 13 of 22 September 3, 2008 <br />Revision 1 <br />SAProjects \1125E CCV CQA \I - Tech Specs \02776.rt.doc <br />