CCP 05-12-1997 - Laserfiche WebLink

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I I developments, labeled as Phases I through IV. Moreover, the scope of this report includes a .- presentation of the District's existing conditions followed by a summary of the various improvements proposed within the area. These improvements include two alternate concepts for I sanitary sewer, watermain installation, storm sewer installation, two alternates for street improvements, and various streetscaping amenities for me City's consideration. A section is also I included in this report outlining the various existing easements and rights-of-way that must be considered in the achieving the optimal development of the area. I Finally, the costs associated with each component of the project are also presented, followed by a proposed schedule to facilitate construction during the summer of 1997 and into the summer of I 1998. The costs presented within this report include estimates for construction of the various improvements with a 5% contingency cost and a 32% overhead factor to account for engineering, I administration, legal, and fiscal expenses that the City may incur in the making of these improvements. I EXISTING CONDITIONS Ie The following section of this report will outline the existing utility, drainage, and street conditions . currently present throughout the project site. I Sanitary Sewer The project site is currently served with sanitary sewer service from two separate branches of the I City's sewer collection system, as presented on Exhibit 3. The City currently maintains an 18- inch reinforced concrete pipe (RCP) trunk sewer main which flows from east to west across the . southerly portion of the District. This large diameter trunk sewer main is the primary discharge line for the entire City of Arden Hills into the Metropolitan Council for Environmental Services' . (MCES) overall metropolitan wastewater collection system. This trunk sewer is currently capable of serving those properties located immediately adjacent to 13m Street NE, and at the easterly . limits of the proposed street immediately north of the Minnesota Transfer rail spur. I In addition to the trunk sewer main, an 8-inch PVC sanitary sewer extends south from Highway 96 along an easement situated on the back lot lines of the existing businesses adjacent to West .- Round Lake Road. This sewer either currently serves or is capable of serving all of those properties north of, and including, Welsh Companies' Phase I development. I FEAS-520,089 .2- 520-089-10 ---- -~