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EMLab P&K <br /> 1150 Bayhill Drive, Suite 100, San Bruno, CA 94066 <br /> (866) 888-6653 Fax (650) 829-5852 www.emlab.com <br /> Client: AMEC Foster Wheeler Environment& Date of Sampling: 03-31-2015 <br /> Infrastructure, Inc. : WA Date of Receipt: 04-03-2015 <br /> C/O: Mr. Michael Smith Date of Report: 04-06-2015 <br /> Re: 5915178810 <br /> DIRECT MICROSCOPIC EXAMINATION REPORT <br /> Location: IRC-4: IRC-5: IRC-6: <br /> Ready room W.#7 Ready room#1 Office S. #1 <br /> Sample type: Swab sample Swab sample Swab sample <br /> Lab ID-Versiont: 6167060-1 6167061-1 6167062-1 <br /> Analysis Date: 04/06/2015 04/06/2015 04/06/2015 <br /> MOLD/FUNGAL GROWTH*:Molds seen growing with underlying mycelial and/or sporulating structures <br /> Acremonium <br /> Alternaria <br /> Aureobasidium <br /> Basidiospores <br /> Chaetomium <br /> Cladosporium < 1+ 4+ <br /> Colorless spores typical of <br /> Penicillium/Aspergillus <br /> Curvularia < 1+ <br /> Fusarium <br /> Other colorless,ID unknown <br /> Stachybotrys <br /> Torula <br /> Ulocladium <br /> Miscellaneous spores** Very few Very few Very few <br /> Other commentst None None None <br /> Background debris or Descriptiontt Heavy Moderate Moderate <br /> General impression Minimal mold growth Mold growth Minimal mold growth <br /> *See Mold/Fungal Growth Details table on the last page. <br /> **See Miscellaneous Spores table on the last page. <br /> t Some comments may refer to the following:Most surfaces collect a mix of spores which are normally present in the outdoor environment.At <br /> times it is possible to note a skewing of the distribution of spore types,and also to note"marker"genera which may indicate indoor mold <br /> growth.Marker genera are those spore types which are present normally in very small numbers,but which multiply indoors when conditions <br /> are favorable for growth. <br /> tt Background debris is an indication of the amounts of non biological particulate matter present.This background amorphous material is <br /> graded and described as scant,light,moderate,heavy,or very heavy.(Very heavy background debris may obscure visibility.) <br /> Fungal types listed without a growth rating or data entry were not detected during the course of the analysis for the respective sample. <br /> Interpretation is left to the company and/or persons who conducted the field work. <br /> $A"Version"indicated by-"x"after the Lab ID#with a value greater than 1 indicates a sample with amended data. The revision number is <br /> reflected by the value of"x". <br /> The limit of detection is<1+when mold growth is detected. <br /> EMLab P&K,LLC EMLab ID: 1347001,Page 3 of 6 <br /> • <br /> 12 <br />