Agenda - Planning Commission - 05/02/2002

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Preliminary Plat Review: Sunflower Ridge ApriI 24, 2OO2 Page 2 of 4 , ! Streets: In accordance with the City's newly adopted :own.home street policy, there is at least one main public street proposed to service the plat. It runs north off of Alpine Drive N.W'. and continues to the north boundary of the plat, providing for access to the north. There are two public street connections proposed w/th Evergreen Point to the east,- and another Public street providing access to the west. 'The street to the west will be signed as a future through street. There are private driveway collectors ex-tending off' of the public streets that accommodate 79 of the 126 driveways. High densities of driveways make it difficult, for snow storage. In addition to the use of private driveway collectors you have designed .the plat utilizing common driveway accesses to achieve the goal of minimizing the number of accesses onto the public streets. · On the final plat, the nortbJsouth street should be named Iodine Street N.W., the public street extension to the west should be 154th Avenue N.W., the most northerly public street e,,ctension to the east should' be 154t~ Lane. N.W., and the most southerly public street extension to the east should be Germanium Street N.W. The streets a. b. plan should be modified as follows: Concrete curb is required to be installed on the north side of Alpine Dr. The plan should be revised to meet the City regulations that require a 50-foot tangent between reverse curves. c. 32 feet is standard road width required by the City. The plan should be modified to reflect this standard. d. Temporary cul-de-sacs must be provided until connections are made to future streets. e. Ali private streets longer than 300 feet must have a 32-foot street width. f A 20-foot radius is required on all private streets. g. Vertical and horizontal curve information must be provided for all public and private roads and approved by the City Engineer. h. B612 concrete curb is required on all private streets. i. B618 concrete curb is required all public streets. Gradin~ and Drainage: A 'permit from the Lower Rum River Water Management Organization and the lVlPCA will be required for this development. The City has requested that you work with the developers of the surrounding parcels in coordinating among other things, . grading and drainage plans. Specifically, you should coordinate with the developers of Evergreen Point Townhomes on the following matters:. a. Outlets to the wetlands. b. Overflow to the Rum River c. Street grades d. [-Iorizonral and vertical curves There is a one-foot discrepancy on outlet elevations of Pond B betvceen the utility and grading plan. Class 1~II riprap .is required on ali aprons in stormwater ponds. The plan I I I