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ff��,A <br /> WSB <br /> Associates, Engineering ■ Planning ■ Environmental ■ Construction 701 Xenia Avenue South <br /> Suite 300 <br /> Minneapolis,MN 55416 <br /> Tel: 763-541-4800 <br /> Technical Memorandum <br /> To: Mr. Justin Femrite <br /> City Engineer <br /> City of Elk River <br /> From: Andrea Azary, EIT, Pavement/Materials Specialist <br /> Date: December 4, 2012 <br /> Re: Pavement Coring and Borings Forensic Report <br /> Introduction <br /> WSB &Associates is pleased to submit this pavement forensics report detailing the results of the <br /> pavement coring and soil borings which were obtained on November 9, 2012 on pavement within the City <br /> of Elk River. The various characteristics of the pavement cores were analyzed in order to assist in <br /> determining the appropriate pavement rehabilitation method for each roadway segment. <br /> A total of 23 pavement cores were taken within the roadway segments with a few soil borings taken to <br /> determine the classification of the underlying layers. The locations of the pavement cores are <br /> summarized in Figure 1 below and a summary of the pavement depths, conditions and underlying soil <br /> classifications are show on Table 1 below. Pictures of the pavement cores and roadway surface are <br /> shown in Appendix A of this report. <br /> Minneapolis■St. Cloud <br /> Equal Opportunity Employer <br />