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Interstate Geotechnical Engineering, Inc <br />Patrick J Hines, PE <br />8167 100'� St S <br />Cottage Grove MN 55016 <br />(612} 414.5770 <br />GRA.DATION TEST REPORT <br />17 July 2009 <br />Mr Rob Anderson <br />All Poolside Services Inc <br />121 East Counry Road C <br />Little Canada, MN 55117 <br />Re: Proposed Infiltration System <br />495 Hillscourte N, Roseville, Minn <br />Date test was run: <br />Method: <br />Test run by: <br />Test No: <br />Source of sample: <br />Passin� Sieve Size <br />1/2" <br />318" <br />#4 <br />#10 <br />#18 <br />#35 <br />#60 <br />#140 <br />16 July 2009 <br />ASTM C 136 <br />pH <br />3 <br />Boring 3, 9 `/Z'-11'/Z' <br />Textural Class Percent <br />Coarse Gravel <br />Fine Gravel <br />Fine Gravel <br />Fine Gravel <br />Very Coarse Sand <br />Coarse Sand <br />Medium Sand <br />Fine Sand <br />100.0 <br />86.3 <br />75.5 <br />64.4 <br />55.3 <br />41.0 <br />26.7 <br />15.9 <br />Very Fine Sand <br />#200 13.5 <br />#270 Very Fine Sand 11.6 <br />Clay & Silt <br />Comments: T'his material should be classed (USDA System) as a Gravelly LOAMY SAND (sand <br />is somewhat well graded). D,o =.035 mm+. Moisture Content is 5.0%. <br />Respectfully submitted, <br />� \�� <br />Patrick J Hines, PE <br />President <br />Reg No 12086 <br />�J <br />� <br />\J <br />