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Construction Quality Assurance (CQA) Plan Extension of Closure Cap <br /> Corral Hollow Sanitary Landfill August 21,2008 <br /> can be repeated, and re-tests of a failing sample are given the original number with a <br /> letter suffix (i.e., re-tests for a failing sample 021 would be: 021A, 02113, etc.). <br /> Information contained in the master log of test samples includes: <br /> ♦ Sample number <br /> ♦ Test(s) to be performed <br /> ♦ Date sampled <br /> ♦ Monitor obtaining sample <br /> ♦ Location sampled <br /> ♦ Location of testing (site vs. off site) <br /> ♦ Date sample sent off site (if applicable) <br /> ♦ Date test results received <br /> ♦ Site testing monitor <br /> ♦ Date testing completed at site <br /> ♦ Test results and remarks <br /> 3.2.4 Soil Sample Tagging <br /> The CQA Monitor is responsible for maintaining sample identification for all soil <br /> samples while on-site, from time of sampling through completion of testing. The CQA <br /> Monitor must place a sample tag on the soil sample container immediately upon <br /> sampling. The tag must remain with the soil sample throughout processing. The tag <br /> contains the following information: <br /> ♦ Sample number <br /> ♦ Material type <br /> ♦ Project name and project number <br /> ♦ Sampling monitor <br /> ♦ Date sampled <br /> ♦ Test(s) to be performed <br /> Vector Engineering, Inc. •143E Spring Hill Drive *Grass Valley, CA • (530) 272-2448 <br /> -17- <br />