Agenda - Council - 07/25/2006 - Laserfiche WebLink

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Final Plat Review: Sweetbay Ridge July 21, 2006 20f6 . Lot Dimensions: All of the lots meet the 80 foot width requirement at either the road frontage or the building set~ack line. All of the corner lots meet the 90 foot width requirement. Grading and Drainage Plans: A final grading and drainage plan has been prepared for this subdivision by Passe Engineering, me., dated June 21, 2006. Staff offers the following comments on this plan: 1. The lot grading table must be modified to identify which lots will be ~ustombuild. 2. A temporary cuI de sac needs to be placed on the southern end of Sapphire Street. Lot 75 should be designated as an outlot for this purpose.. 3. The maximum slope should not exceed one foot vertical to four feet horizontal. Some of the proposed berm slopes exceed this slope. 4. The contours shown between the street and the house 'pads appear to be inconsistent. A review of these grades is needed. 5. The median on 161 st needs to be reviewed by Public Works for approval. Calculations need to be submitted showing the pre and post runoff conditions. A copy of the . permit from the Lower Rum River Water Management Organization has been provided. Utilities: Final Sanitary Sewer and Watermain plans have been received. The [mal set of construction plans are subject to review by Engineering. . Streets and Access: Access from Phase 1 of this development is provided onto Variolite Street at two locations; 163rd Avenue N.W. and 161st Avenue N.W. Final Street Construction Plans have been received and are subject to review by Engineering. Outlot C is also platted for the purpose of preserving a corridor for future street extensions-to the east. Wetlands: There are delineated wetlands within this plat and a portion of the improvements in this first phase will cause 0.19 acres to be filled to accommodate the construction of 163rd Avenue. The Developer has obtained a permit from the Lower Rum River Water Management Organization for this fill and the storm water aspects associated with the project. The Developer must comply with the terms of that permit. Although the City's wetland buffer ordinance was pending at the time of preliminary plat review, a voluntary wetland buffer ranging in width from 5 to 25 feet was identified on the plans and . Staff is pleased to see that it has been carried through on the [mal plat. Seeding, in accordance with the seed mixture tabulations found in Chapter 3 of MNDOT's Guidelines for Restoring & Managing Native Wetland Vegetation regarding standards for establishing a buffer, will be.. necessary if acceptable natural vegetation is disturbed. and/or does not exist. Acceptable vegetation would include: . -252-