2918-25 STORMWATER final 4_1_25.doc.pdf

35 § 25-29.10 -Requirements for a Site Development Stormwater Plan: Major Development A. Submission of Site Development Stormwater Plan 1. Whenever an applicant seeks municipal approval of a development subject to this ordinance, the applicant shall submit all the required components of the Checklist for the Site Development Stormwater Plan at § 25-29.10C below as part of the submission of the application for approval. 2. The applicant shall demonstrate that the project meets the standards set forth in this ordinance. 3. The applicant shall submit [specify number] copies of the materials listed in the checklist for site development stormwater plans in accordance with § 25-29.10C of this ordinance. B. Site Development Stormwater Plan Approval The applicant's Site Development project shall be reviewed as a part of the review process by the municipal board or official from which municipal approval is sought. That municipal board or official shall consult the municipality’s review engineer to determine if all the checklist requirements have been satisfied and to determine if the project meets the standards set forth in this ordinance. C. Submission of Site Development Stormwater Plan The following information shall be required: 1. Topographic Base Map The reviewing engineer may require upstream tributary drainage system information as necessary. It is recommended that the topographic base map of the site be submitted which extends a minimum of 200 feet beyond the limits of the proposed development, at a scale of 1"=200' or greater, showing 2-foot contour intervals. The map as appropriate may indicate the following: existing surface water drainage, shorelines, steep slopes, soils, erodible soils, perennial or intermittent streams that drain into or upstream of the Category One waters, wetlands and flood plains along with their appropriate buffer strips, marshlands and other wetlands, pervious or vegetative surfaces, existing man-made structures, roads, bearing and distances of property lines, and significant natural and manmade features not otherwise shown. 2. Environmental Site Analysis A written and graphic description of the natural and man-made features of the site and its surroundings shall be submitted. This description shall include a discussion of soil conditions, slopes, wetlands, waterways and vegetation on the site. Particular attention should be given

te and its surroundings shall be submitted. This description shall include a discussion of soil conditions, slopes, wetlands, waterways and vegetation on the site. Particular attention should be given to unique, unusual, or environmentally sensitive features and to those that provide particular opportunities or constraints for development. The map shall indicate the following: existing surface water drainage, shorelines, steep slopes, soils, erodible soils, springs, seeps, intermittent