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June 19, 2014 <br />City of Ramsey <br />Attention: Mike McDowall <br />7550 Sunwood Drive <br />Ramsey, MN 55303 <br />th <br />Subject: Garnet Street & 168 Avenue Reconstruction Project <br /> Geotechnical Exploration and Engineering Review <br /> NTI Project No. 14.60582.100 <br />Northern Technologies, Inc. (NTI) has completed 4 soil borings for the proposed Garnet Street <br />th <br />and 168 Avenue Reconstruction project in the City of Ramsey, Minnesota. <br />The scope of services included determining existing bituminous and aggregate base thicknesses, <br />subsurface conditions, and providing recommendations for excavations, site preparation, <br />engineered fill and compaction, depths of unsuitable soils to be removed, ground water <br />management, potential difficulties anticipated during construction, and pavement design <br />parameters associated with the proposed street reconstruction project. <br />Our services were performed in accordance with our proposal dated May 2, 2014. <br />Project and Site Description <br />We understand the proposed project will consist of replacing underground utilities and street <br />thth <br />improvements for Garnet Street Northwest and 168 Avenue Northwest located between 167 <br />th <br />Avenue Northwest and 169 Lane Northwest in Ramsey, Minnesota. The existing low-volume, <br />rural residential streets are bituminous paved. Invert elevations or other design details of the <br />proposed utilities were not provided at the time this report was prepared. <br />The proposed pavement section will be designed for a 20-year design pavement life. Average <br />Daily Traffic (ADT) information was not provided to NTI. The assumed ADT for the project <br />streets are summarized in Table 1. <br />th <br />Table 1: Assumed ADT Information for Garnet Street & 168 Avenue <br />Project Assumed <br />AreaADT <br />Garnet Street Northwest 500 <br />th <br />168 Avenue Northwest 500 <br />stththth <br />6588141AveNW740319StreetS.ЊЍЉБbƚƩƷŷƌğƓķ5ƩźǝĻϔЊЉА 35224AvenueS.83048Street <br />Ramsey,MN55303St.Cloud,MN53601 aĻƓķƚƷğIĻźŭŷƷƭͲabЎЎЊЋЉ Fargo,ND58103GrandForks,ND58201 <br />763.433.9175320.654.9409 ЏЎЊ͵ЌБВ͵ЍЊВЊ 701.232.7288701.219.0920 <br />763.323.4739fax763.323.4739fax ЏЎЊ͵ЌБВ͵ЍЊВЉŅğǣ 701.232.1864fax701.775.3774fax <br /> <br />