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Phase IVb ~Veekiy Summary No. 17 Page 4 003-2203 <br />Golder observed geomembrane deployment; documenting ambient air temperature, panel <br />dimensions, thickness, seaming, tie-in overlap, and seam testing (trial seams, pressure, vacuum, and <br />destructive). Geomembrane placed in the Phase IVb area met the project specifications. <br />Golder monitored and observed the removal of DCF in the Phase I / IVa /IVb tie-in area. Golder <br />CQA monitors verified width of lap exposure of geomembrane required and marked the existing <br />liner damage for future fie-in activities and repairs. <br />Laboratory Tests <br />Golder obtained QA samples of Drain Cover Fill (DCFb-03) and Bedding Fill (BFb-03) and <br />performed index tests to verify suitability of materials used. The laboratory tests performed met the <br />requirements of the specifications and are presented in Attachment B. <br />Meetin>?s <br />CC&V held a Weekly Contractors meeting on May 13. Items discussed included Safety, <br />Environmental, Schedule, and CQA. The next weekly meeting will be held on May 20, 2003 at <br />10:00 AM. <br />Golder Personnel On-Site <br />A summary of all Golder CQA personnel on site during this reporting period is presented in <br />Attachment A. <br />Sincerely, <br />~~~ r-~ <br />~~i <br />Ron DiDonato <br />Resident CQA Engineer <br />Plisse lV6 l4 Mayil-Maytl, 2003.doc Golder Associdce51nC. <br />