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NTI <br />NORTHERN <br />TECHNOLOGIES, LLC www.NTlgeD.cDm <br />6160 Carmen Avenue East <br />Inver Grove Heights, MN 55076 <br />P: 651.339.4191 F: 651.389.419D <br />September 15, 2017 <br />Development Consulting Services <br />604 Bielenberg Drive <br />Woodbury, Minnesota 55125 <br />Attention: Mr. John Dobbs <br />Subject: Factual Geotechnical Exploration and Engineering Review <br />Pearson Place <br />Ramsey, Minnesota <br />NTI Project No. 17.62064.100 <br />Dear Mr. Dobbs, <br />Unearthing confidence - <br />In accordance with your request and subsequent authorization, Northern Technologies, LLC (NTI) <br />conducted a Geotechnical Exploration for the above referenced project. Our services included <br />advancement of exploration hand auger probes, two (2) Double -Ring Infiltrometer tests, and the <br />preparation of a factual engineering report with the results of our fieldwork. Our work was <br />performed in general accordance with our proposal dated May 11, 2017. <br />Soil samples obtained at the site will be held for 60 days at which time they will be discarded. Please <br />advise us in writing if you wish to have us retain them for a longer period. You will be assessed an <br />additional fee if soil samples are retained beyond 60 days. <br />We appreciate the opportunity to have been of service on this project. If there are any questions <br />regarding the soils explored or our review and recommendations, please contact us at your <br />convenience at (651) 389-4191. <br />Northern Technologies, LLC <br />ate; <br />Richard Jett, E.I.T. <br />Graduate Engineer <br />Steven D. Gerber, P.E. <br />Senior Engineer <br />Precision Expertise Geotechnical • Materials <br />FARGD• BISMARCK • GRANDFDRKS • MINOT • INVERGROVEHEIDHTS • RAMSEY • RAPIDCITY • SIOUXFALLS <br />