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6835 <br />Preliminary PIat Application 18-3999 <br />Southways Addition <br />Page 3 <br />and maintenance activities, designate who will conduct inspection and maintenance activities, <br />and outline reporting requirements. <br />1.13 Clear drive lanes must be maintained on Brackets Point Road during construction. The <br />Contractor will have to exercise care during mobilization of equipment to not block traffic, and <br />parking for construction workers should be restricted to on-site only. The Contractor should <br />submit a Traffic Control Plan prior to any work. Access must be maintained to properties south <br />of site at all times. Plan should be approved by Fire Department and/or applicable emergency <br />services. <br />1.14 A final estimated cost of proposed improvements, matching approved plans, must be submitted <br />in order to determine the total Letter of Credit (LOC) amount. The LOC must be written to <br />150% of cost of improvements and submitted prior to any land disturbing activities. Estimated <br />costs should include grading, erosion control, utilities, street construction, vegetation <br />management, buffer establishment, temporary stabilization, and final stabilization. <br />1.15 Development grading, including the storm ponds and drainage ways, should be completed prior <br />to acceptance of the development and release of the escrow. In addition, a copy of MCWD <br />approval for the Stormwater Management system should be submitted prior to issuing any <br />Certificates of Occupancy. <br />1.16 Record drawings trust be submitted upon completion of the project. <br />2.0 PRELIMINARY PLAT / SITE PLAN: <br />2.1 A Flowage and Conservation easement will be required over any wetlands to remain. <br />2.2 Drainage and Utility Easements should be provided as follows: <br />a. Over all stormwater management facilities used to meet regulatory requirements. <br />b. All swales and storm sewer providing drainage for multiple properties. <br />c. 5' along all side lot lines, unless adjacent to Development boundary. <br />d. 10' along all front lot lines, rear lot lines, and adjacent to Development boundary. <br />3.0 PRELIMINARY GRADING PLAN: <br />3.1 Perimeter erosion control should be installed by the Contractor and inspected by the City prior <br />to any other work. Contractor must provide a minimum 24 hour notice prior to inspection. <br />3.2 Facilities necessary to meet regulatory requirements should be installed and the site mass - <br />graded at the same time as street construction to ensure all drainage ways and watersheds are <br />constructed per the approved Stormwater Management Plan. If done piece -meal, coordination <br />of required stormwater management facilities can be difficult, and facilities required may be <br />forgotten during future construction. <br />3.3 Pond emergency overflows should be provided at the predicted 100 year high water level and <br />armored with Turf Reinforcement Mat (TRM). <br />3.4 Additional spots and revised contouring should be provided in several areas to ensure a <br />minimum b" swale depth is provided for swales providing conveyance to wet retention ponds <br />per the approved Stormwater Management Plan. These spot elevations should be confirmed <br />with record drawings prior acceptance of development. <br />3.5 The grading adjacent to the road should be revised as necessary to provide a minimum 2' depth <br />for the ditch in the rural section per the City Standard Detail or follow the curb line in the urban <br />section. <br />H:\ORN6\C13115436\z-18-3999_Brackets Point\Southmys PmPlatRevlew-1 201"1.09.dor <br />Belton & Menk * an <br />