Agenda - 11-04-1985 - Laserfiche WebLink

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3 No land-disturbing activity subject to the control of this ordinance shall be undertaken except in accordance with the following mandatory standards: NOTE: The word "mandatory" will be added before "Standards". d. Design and Performance of Control Measures - erosion and sedimentation control measures, structures, and devices shall be so planned, designed, and constructed as to provide protection from accelerated erosion and sedimenta- tion from the calculated peak rate of runoff from a ten-year frequency storm. NOTE: The words "protection from" will be substituted for "control of" in the Ordinance. e. Prior Plan Approval - No person shall initiate any land-disturbing activity if more than 20,000 square feet is to be uncovered unless, thirty or more days prior to initiating the activity, an erosion and sedimentation control plan for such activity is filed with, approved by, and a Grading Permit obtained from the County. NOTE: The above paragraph will be added at the end of Section 8. SECTION 9 Section 9 Permanent Downstream Protection of Stream Banks and Channels b. (i) the velocity as determined from the table of permissible velocity for stormwater in 3), or NOTE: This section has been revised to correctly refer to the table of permissible velocity contained in this section of the Ordinance. SECTION 13 Section 13 Responsibility for Installation and Maintenance During the development of a site, the person engaged in or conducting the land-disturbing activity shall be responsible for installing and maintaining all temporary and permanent erosion and sedimentation control measures and facilities as required by the approved or revised Erosion Control Plan. The -responsibility for maintaining all permanent erosion and sedimentation control measures and facilities after site development is completed shall lie with the land owner except facilities and measures installed within road or street right-of-sway or easements accepted for maintenance by a government agency. NOTE: Section 13 will be expanded to include responsibility for installation as well as maintenance and rearranged for clarity. The paragraph above will be substituted for the one in the Ordinance. SEC.TI0N 15 Section 15 Existing Uncovered Areas b. The Erosion Control Officer will serve upon the landowner written notice to comply by registered or certified mail, return receipt requested, or other means. NOTE: The requirement concerning registered or certified mail is being added to the first sentence in "b". d. This rule shall not require ground cover on cleared land forming the future basin of a planned reservoir unless the disturbance and length of time of the exposure prior to the filling of the reservoir will result in erosion and sedimentation of the downstream channel. NOTE: "d" will be added to Section 15. The condition concerning the time of exposure before filling the reservoir has been added to prevent situations where the site may be left disturbed for long periods if there was a delay in filling the reservoir. SECTION 17 Section 17 Permits a. Na permit is required for the following activities: 1. For the purpose of fighting fires. 2. For the stock piling of raw or processed sand, stone, or gravel in material processing plants and storage yards, provided that sediment control measures have been utilized to protect against off-site damage.