Agenda - Planning Commission - 08/07/2014

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An approved stormwater pollution controll j±n nuy be modified on vabn iazion of a written application for modification to the city, and after written approval by the city engineer. In reviowing vacln neap ication, the city engineer may require additional reports and data. Appropriation of water from stormwater ponds for the purpose of private irrigation may be allowed based upon criteria established by the City. City approval must be granted before use begins. Section 117-399 is hereby amended as follows (additions indicated as underline. deletions indicated as strike throughl: Sec. 117-399. Records retention. Rain gardens in road right of way. The city shall retain the written records of such modifications for at least five years. In order to obtain a Right of Way permit. rain gardens constructed in the right of wav will be required to capture street runoff. The property owner must agree to this condition and accept responsibility for maintenance of the rain garden and associated features. (a) If the homeowner is not agreeable to allowing street runoff into the rain garden they must agree to install features that would direct all driveway runoff to the rain garden and capture 75% of front yard and roof runoff. Maintenance of the rain garden and associated features will be the responsibility of the homeowner. (b) Rain gardens proposed for construction in the right of way must have plans approved by the City Engineering Department. These plans will include illustration of area draining to the rain garden: design details to prove proper sizing/capacity to handle the area of drainage: illustrate property boundaries. location of street features. driveway. house and other structures in relation to the rain garden: and include Proof of infiltration potential and ability to drawdown with in a 48 hour period. (c) Rain gardens capturing street runoff would require a curb cut to direct flow into the rain garden. Curb cuts for rain gardens approved in the right of way will be constructed and paid for by the City. All other construction and maintenance associated with the rain garden is the sole responsibility of the homeowner. (d) City staff or designee has right of entry to all rain gardens in the right of way to ensure proper function of the feature. (e) Rain gardens in the right of way will be mapped as part of the City stormwater management system. These features will be counted toward meeting compliance of the City's MS4 permit with the State of Minnesota or other regulatory reauirements imposed on the City through state. federal or other government agencies. (f) The City of Ramsey shall have no liability for the rain garden or its associated features. Section 117-400 is hereby amended as follows (additions indicated as underline. deletions indicated as strike throughA: Sec. 117-400. Financial securities. Mitigation provisions. The applicant &Ix& p,ovide security for the performance of the work described and delineated on the approved �� x- pan irrrnvixg the stormwater pollution contra plan and any stormwater and pollution eontro11 yJran srclatcd remedial vrarik. The financial security shall be considered part of the Stage 1 imprewinintz fo subdivisiorra. Fir`eicial securitioz izi i not be required for por it zn in section 117 395. Security for permits not meeting these requiremont Lall be a mrnrn2um of the rate