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I stability of existing trees, ~xistJn9 trees shall be <br /> provided with a watering area aqua! to at ]east one- <br /> ball the crc~ cover. <br /> <br />I ~ben tree~ are re~oved, the permJttee will restore the <br /> density of tree~, utilizing nursery stocksof a ~int- <br /> mu~ of 1-3/4" diameter ~easured one foot above the <br /> <br />I ground, using species generally accepted as suitable <br /> for the purpose to that which existed before the de- <br /> <br />I <br />I <br />I <br /> <br />velopment provided that in no case need the density <br />excee~ 10 tree~ per acre, <br /> <br />Development shall not reduce the existing crown cover <br />greater than 50% and shall be conducted in such <br />net ~s ~o preserve ti~e ur~r story and litter. <br /> <br />Trees used in reforestation cz landscaping must be com- <br />patible with the local landscape and cli~,atic condi- <br />tions. <br /> <br />I <br />I <br />i <br /> <br />I 4) 1~o on-site sewage disposal syste;s shall be alloyed <br /> which do not meet the requirements of the City's Soils <br /> Ordinance Chapter 170.04. The Soils Ordinance adopts <br /> the soils classification in the Soil Survey of Anoka <br /> County as prepared by the Soil Conservation Service. <br /> <br />5) #o development shall be permitted on land having a <br />slope in excess of 45 percent. All very steep slopes <br />(18 percent and over) shall be protected. 1~o develop- <br />ment of slope from 12 to 18 percent shall be permitted <br />unless ~e applicant shall prove that the following con- <br />it_ions are met: <br /> <br />a) The foundation and underlying material of any <br />material of any structure, including roads, shall <br />be adequate for slope condition and soil type. <br /> <br />b) The applicant can demonstrate that development <br />during and after construction can be accomplished <br />without increasing erosion and runoff and that <br />there is proper utilization of controls to reduce <br />runoff to non-destructive levels . <br /> <br />I ~)a The proposed development presents danger of <br /> 1ling rock, mud, uprooted tre;f or other <br /> <br /> material to structures, recreational facilities, <br />I public lands and public va~rs do~ hill. <br /> d) 1%11 structures other than buildings and road- <br />I way surfaces but including retaining walls shall <br /> meet the following design requir~ents: <br /> <br /> 1) ~etaining vails or <br />I Ord/~cel85- <br /> <br />Pave 17 of 31 <br /> <br />terrace conours shall <br /> <br /> <br />