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e. Altered areas must be stabilized to <br />acceptable erosion control standards consistent with the field <br />office technical guides of the local soil and water conservation <br />districts and the United States Soil Consen-’ation Service; <br />f. Fill or excavated material must not <br />be placed in a manner that creates an unstable slope; <br />q. Plans to place fill or excavated <br />material on steep slopes must be reviewed by the City l.ngineer for <br />continued slope stability and must not create finished slopes of <br />30% or greater; <br />17 <br />h. Fill or excavated material roust not <br />be placed in bluff impact zones; <br />i. Any alterations below the Ordinary <br />High Mater X«evel of public waters must first be authorized by the <br />Comedaeioner of the Department of Natural Resources under Minnesota <br />Statutesf Seciton 105.42; <br />J. Alterations of topography must only <br />be allowed if they are accessory to permitted or conditional uses <br />and do not adversely affect adjacent or nearby property; <br />k. Placement of natural rock rip rap, <br />ineinding associated grading of the shoreline and placement of a <br />filter blanket# is permitted if the finished slope does not exceed <br />3 feet horizontal to 1 foot vertical# the landward extent of the <br />rip rap is within 10 feet of the Ordinary High Water Level, and the <br />iMi&ght of the rip rap above the Ordinary High Water Level does not <br />exceed 3 feet. A rip rap permit shall be obtained per the <br />requirements of Section 10.03, Subdivisions 22, 23 and 24 of this <br />soiling code. <br />6. Connections to Public Waters. Excavations <br />where the intended purpose is connection to a public water, such as <br />boet slips# canals# lagoons# and harbors, are prohibited above the <br />Ordinary High Water Level. Such excavations below the elevation or <br />the Ordinary High Water Level are subject to approval of the <br />Oepartnient of Natural Resources and other agencies with <br />(xmcurrent jurisdiction. <br />s:-K. Storm Water Management. The following general <br />and specific standards shall apply in addition to those standards <br />found in Sections 10.55 and 11.41 of the Orono Municipal Code: <br />1. When possible, existing natural <br />drainageways# wetlands# and vegetated soil surfaces must be used to <br />convey# store# filter and retain storm water run-off before <br />discharge to public waters. <br />w <br />t <br />2. A development must be planned and <br />conducted in a manner that will minimize the extent of disturbed <br />areas# run-off velocities# erosion potential, and reduce and delay <br />i:i <br />... _