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August 2002 -5- 003-2203 <br />• 1.3.1 Daily Construction Summary Reports <br />Golder prepazed daily construction summary reports as well as photographic documentation <br />(Appendix B) throughout the project to document the key elements of construction and the <br />CQA activities that occurred. On-site Golder CQA personnel, the Certifying Engineer and the <br />Project Engineers discussed construction activities on a regulaz basis. In addition, field <br />personnel prepazed daily observation reports. Golder submitted these daily reports and a daily <br />summary report to CC&V. Daily reports aze not included in this report but were available for <br />Colorado Division of Minerals and Geology (DMG) review during the course of the project. <br />1.3.2 Weekly Construction Summary Reports <br />Golder prepazed weekly construction summary reports for Phase IVa, b, and c azeas, which <br />were submitted to CC&V and to the DMG. The weekly reports during the period of Febmary <br />. 2001 through August 2002 are presented in Appendix D. <br />1.4 Project Specifications <br />All work was performed in accordance with the design plans and specifications in Amendment <br />No.8 to Mining Permit M-1980-244 and subsequent revisions as approved by DMG. <br />Construction drawings aze presented in the Drawings section of this report and project <br />specifications aze presented in Appendix E. <br />If construction and/or specification modifications were warranted due to site-specific <br />conditions, review and approval by the DMG was requested. No changes were implemented <br />without prior approval from the DMG. A summary of items that were addressed during <br />construction are summarized below as follows: <br />- December 2001: Golder approved an alternate cement type. The <br />• specifications for the Phase IV construction stipulate the use of Type V <br />(sulfate resistant) cement for the concrete plugs and cemented rockfill for <br />1\003203\0400\CcnRep0802\00]22030400.04]4gxi.doc Golder Associates <br />