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• drainage structures should be conducted periodically to ensure proper performance. We recommend <br />that the new gravel surface be constructed with a crown or super elevation of at least 2 percent. <br />Limitations: This report bas been prepared in accordance with generally accepted soil and pavement <br />engineering practices in [his area for use by the cheat for design purposes. The conclusions and <br />recommendations submitted in this report are based upon the assumed traffic loadings and the data <br />obtained from the test holes advanced along the subject roadway. If during construction, soil and <br />ground water conditions appear to be different from those described herein, this office should be <br />advised at once so that ev nation of the recommendations may be made. We recommend the on- <br />site observation of th s grade proofrolling, gravel placement and compaction by a qualified soils <br />engineer. ~/ <br />Sincerely, <br />Brian D. Len, <br /> <br />• <br />(~ ~~ <br />