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Updated January 2025 – Gem Lake Consolidated Land Use Ordinance No. 131 141 <br /> <br />6. Storm Drainage. <br /> <br />1. All subdivision designs shall incorporate adequate provisions for storm water run-off subject to review <br />and approval of the applicable Watershed District and the City Engineer. <br /> <br />2. The grade and drainage requirements for each plat shall be approved by the applicable Watershed District <br />and the City Engineer at the expense of the applicant for the subdivision. Every plat presented for final <br />signatures shall be accompanied by certifications by the City Engineer that the grade and drainage <br />requirements have been met. In an area not having municipal storm sewer trunks, the applicant shall be <br />responsible for providing a storm water disposal plan that will operate without damage to propertie s <br />outside the platted areas. <br /> <br />3. No plat shall be approved by the City Council before the storm water disposal plan is approved by both <br />the City Engineer and the Watershed District. <br /> <br />4. The use of dry wells for the purpose of storm water disposal is prohibited in the City of Gem Lake. <br /> <br />7. Protected Areas. <br /> <br />1. Where land proposed for subdivision is found to be environmentally sensitive by the City, due to the <br />existence of wetlands, drainage ways, water courses, floodable areas or steep slopes, the design of said <br />subdivisions shall clearly reflect all necessary measures of protection to insure against adverse <br />environmental impact. <br /> <br />2. Based upon the necessity to control and maintain certain sensitive areas, the City shall determine whether <br />said protection will be accomplished through lot enlargement and redesign or dedication of these sensitive <br />areas in the form of outlots. <br /> <br />3. Measures of protection shall include design solutions that allow for construction and grading involving a <br />minimum of alteration to sensitive areas. Where these areas are to be incorporated into lots within the <br />proposed subdivision, the subdivider shall be required to demonstrate that the proposed design will not <br />require construction of slopes over eighteen (18) percent or result in significant alteration in the natural <br />drainage system such that adverse impact cannot be continued within the plat boundary. <br /> <br />12. Required Basic Improvements. <br /> <br />1. General Provisions. <br /> <br />1. Before a Final Plat is returned to the subdivider by the City, the subdivider of the land covered by said plat <br />shall pay all fees required and execute and submit to the City Council a developer’s agreement that shall <br />be binding on his or their heirs or personal representatives. This agreement shall declare that the <br />subdivider will start no private construction on the lands within said plat, nor will the subdivider file or <br />cause to be filed any application for building permits for such construction until all improvements required <br />by this Ordinance have been made or arranged for in the manner and conforming to the requirements set <br />forth on the Final Plat. <br /> <br />2. Prior to the delivery of the approved Final Plat, the subdivider shall deposit with the City Treasurer an <br />amount equal to a minimum of one hundred twenty five (125%) percent of the City Engineer’s estimated <br />cost of the required improvements within the plat, either in a cash escrow fund, performance and <br />indemnity bond, or letter of credit. The surety involved in said financial guarantees shall be approved by <br />the City. The cash escrow, letter of credit or performance and indemnity bond shall be conditioned up on: <br /> <br />1. The making and installing of all of the improvements required by the terms and conditions set <br />forth by the City within one (1) year. <br /> <br />2. Satisfactory completion of the work the subdivider has agreed to in the developer’s agreement <br />referred to in Section 14.1.1. <br /> <br />3. The payment by the subdivider to the City of all expenses incurred by the City in connection with <br />this subdivision proposal, shall include not be limited to: expenses for engineering, fiscal, legal, <br />construction and administration. In instances where a cash escrow is submitted in lieu of a letter <br />of credit or performance and indemnity bond, there shall be a cash escrow agreement that shall