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SEATTLE ASBESTOS TEST, LLC AIHA LAE ID: 181559 <br />I't71 I Scriber Lake (toad, Suile D, Lynnwood, WA 98036 AHERA Inspector Number: 1021898 <br />Phone: (425) 673-9850, Fax: (425) 673-9810 <br />%�%%o.scatticasbestostest.com / sieve n_ senttleasbestostesl.com Property Location <br />Part of 9610 Evergreen Way, Everett, WA 98204 <br />Purpose/Scope of Survey <br />This survey is intended to investigate, sample and test ACM in <br />accordance with 40 CFR 763.86, the EPA regulations for Asbestos <br />Hazard Emergency Response Act (AHERA). The client named will <br />use this report to meet their regulatory requirements in their project. <br />Methodology/Findings <br />Inspection, sampling and assessment procedures were performed in <br />general accordance with the AHERA guidelines published by the U.S. <br />EPA in 40 CFR Part 763 subpart E, October 30, 1987. The survey <br />include three integrated tasks: visual inspection, sampling and <br />quantification. Special attention should be paid to the following: <br />material classification, recognizing of homogeneous areas, <br />differentiation between friable and nonfriable asbestos, and <br />interpretation of testing results. <br />Material classification <br />Them are three main kinds of material according to EPA sampling <br />guidelines. They are Surfacing Material, Thermal system Insulation, <br />and Miscellal ,aous material. The classification bears implications for <br />number of samples to be taken. For Surfacing material, there's the <br />3-5-7 rule, meaning 3 samples from less than 1,000 square feet area, <br />5 samples from 1,000 to 5,000 square feet area, and 7 samples from <br />greater than 5,000 square feet area. For Thermal system material, <br />with some exceptions, 3 samples should be taken for each <br />homogeneous area. For Miscellaneous material, at least one sample <br />should be taken from each homogeneous material. <br />Table 1 shows the types of material recognized during the survey. <br />There are 15 kinds of material, with 10 kinds of Miscellaneous <br />Material (M), and 5 kinds of Surfacing Material (SM). No Thermal <br />System Insulations (TSI) was found. <br />