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Planning Commission <br />February 4, 2009 <br />Page Three <br />will need to be provided for City personal to drive to the manhole for <br />maintenance. We would recommend that an agreement be provide to ensure <br />that the City is not responsible for maintenance or repair of the driveway as a <br />result of their use for access to the structure. <br />8. A profile view must be provided with the final plans for the sanitary sewer <br />extension. <br />Miscellaneous <br />1. No drainage calculations were provided with this submittal and therefore a full <br />review could not be completed. These calculations should be completed for <br />the pre-existing conditions and the post-developed conditions for the 2 yr, 10 <br />yr, and 100 yr storm events for review and approval. <br />2. Soil borings and infiltration rate determination will be needed in the areas of <br />the proposed ponds. This information should be provided with the storm <br />water and drainage calculations. <br />3. A tree survey should be completed on the site as required by City code along <br />with alandscaping/replacement plan. <br />4. A detail sheet will need to be included in the final plan for the sanitary sewer, <br />storm sewer, and water construction. <br />Please contact me if you have any questions regarding the above information at (763) <br />780-0450 ext. 13. <br />Sincerely, <br />ELFERING & ASSOCIATES <br /> <br />Lee Elfering, P.E. <br />City Engineer <br />cc: Bill Dircks, Public Works Director <br />Llr-020409-PC <br />10062 Flanders Court NE, Blaine, MN 55449 -Phone: (763) 780-0450 -Fax: (763) 780-0452 <br />