CORRESPONDENCE_2008 (7/08 TO 12/08)

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Construction Quality Assurance A) Plan Extension of Closure Cap Corral Hollow Sanitary Landfill August 21,2008 5.0 DOCUMENTATION The CQA Plan depends on thorough monitoring and documentation of all construction activities. Therefore, the CQA Manager will document that all quality assurance requirements have been addressed and satisfied. Documentation will consist of daily record keeping, testing and installation reports, non-conformance reports(if necessary), progress reports, photographic records, design and specification revisions, as-built drawings, and a construction report. i 5.1 Daily Record Keeping At a minimum, daily records will consist of a daily record of construction progress, daily construction reports, observation and test data sheets, and, as needed, non- conformance/corrective measure reports. All forms will have a peer review. 5.1.1 Daily Record of Construction Progress The daily field report will summarize ongoing construction and discussions with the Contractor and will be prepared by the CQA Manager and CQA Monitors. At a minimum, the report will include the following: ♦ Date, project name, project number, and location. ♦ A unique number for cross-referencing and document control. ♦ Weather data. ♦ A description of ongoing construction for the day in the area of the monitor's responsibility. ♦ An inventory of equipment utilized by the Contractor. ♦ Items of discussion and names of parties involved in discussions. ♦ A brief description of tests and observations, identified as passing or failing, or, in the event of failure, a retest. ♦ Areas of non-conformance/corrective actions, if any, (non- conformance/corrective action form to be attached). ♦ Summary of materials received and quality documentation. ♦ Follow-up information on previously reported problems or deficiencies. Vector Engineering, Inc. •143E Spring Hill Drive •Grass Valley, CA• (530)272-2448 -26-