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HomeMy WebLinkAbout9.b. Receive Feasibility Report/Authorize Preparation of Plans & Specs - Flint Hills Sanitary Sewer Extension, City Project #406AGENDA ITEM: Receive Feasibility Report/Authorize Preparation of Plans Specs -Flint Hills Sanitary Sewer Extension, City Project #406 AGENDA SECTION: New Business PREPARED BY: Andrew J. Brotzler, PE, City Engineer AGENDA NO. q. b, ATTACHMENTS: Resolution, Feasibility Report, Location Map APPROVED BY: k�fii RECOMMENDED ACTION: Motion to Adopt a Resolution Receiving the Feasi ity Report and Ordering Plans and Specifications for Flint Hills Sanitary Sewer Extension, City Project #406. �C ROSEMOUNT City Council Meeting: January 16, 2007 BACKGROUND: CITY COUNCIL On October 3, 2006 the Rosemount City Council authorized the preparation of a Feasibility Report for the Flint Hills Sanitary Sewer Extension. This project has been designated as City Project No. 406. Attached please find a copy of the Feasibility Report for the Fhnt Hills Sanitary Sewer Extension. The scope includes extension of sanitary sewer from the exisung Metropohtan Council Environmental Services (MCES) line north approximately 7,900 feet to service Flint Hills Resources administration building. The scope also includes the extension of water main from the existing trunk water main located on the east side of Trunk Highway 52 to service a future warehouse located on the Fhnt Hills Resources campus. A brief review of the proposed improvements and funding is as follows: EXECUTIVE SUMMARY 1. LOCATION The project is located along the east and west sides of TH 52, from approximately 700 feet north of 140t Street West to approximately 7,900 feet north of 140` Street West and 4,200 feet south of 117 Street West The attached Project Location Map depicts the location of the project within Rosemount. 2. SANITARY SEWER IMPROVEMENTS The proposed improvements mvolve extending trunk sanitary sewer service north along the east side of TH 52 from an existing trunk MCES 48 -inch RCP sanitary sewer main to two existing Flint Hills Resources buildings. A service extension from the ahgnment is required to cross TH 52 to service a proposed warehouse. The ahgnment is required to cross TH 52 at Clark Road to service the existing administration building. Proposed oversizmg allows the sewer improvements to service an additional 300 acres of general mdustnal land east of TH 52 north of the Union Pacific Railroad. 3. WATERMAIN It is proposed to extend water service to the proposed warehouse on the south end of the project through a bored casing pipe under TH 52. G ENGPROJ\ 406 \RecemeFR- OrdPISpcCC1 -16 -07 doc 4. STORM SEWER Exiting storm sewer and driveway culverts affected by construction are proposed to be replaced. 5. FUNDING The estunated construction cost for the Flint Hills Sanitary Sewer Extension is $2,553,300. Financing for this project will come from Fhnt Hills Resources and the City of Rosemount Sanitary Sewer Core Funds. Flint Hills Resources is proposed to fund the entire project except for costs associated with oversizmg and other trunk facihnes such as horizontal borings A summary of the proposed funding for the recommended project alternative is outlined in the following table: SUMMARY: Staff recommends Council adoption of a resolution receiving the feasibility report and ordering the preparation of plans and specifications for the Fhnt Hills Sanitary Sewer Extension, City Project No. 406. 2 Surface Improvements Sanitary Sewer Water Maui Storm Sewer TOTAL Flint Hills $307,700 $1,516,965 $197,100 $2,021,765 City Core Fund $531,535 $531,535 TOTAL $307,700 $2,048,500 $197,100 $2,553,300 4. STORM SEWER Exiting storm sewer and driveway culverts affected by construction are proposed to be replaced. 5. FUNDING The estunated construction cost for the Flint Hills Sanitary Sewer Extension is $2,553,300. Financing for this project will come from Fhnt Hills Resources and the City of Rosemount Sanitary Sewer Core Funds. Flint Hills Resources is proposed to fund the entire project except for costs associated with oversizmg and other trunk facihnes such as horizontal borings A summary of the proposed funding for the recommended project alternative is outlined in the following table: SUMMARY: Staff recommends Council adoption of a resolution receiving the feasibility report and ordering the preparation of plans and specifications for the Fhnt Hills Sanitary Sewer Extension, City Project No. 406. 2 WHEREAS, pursuant to the resolutions of the Council adopted on October 3, 2006, a report has been prepared by the City Engineer with reference to the improvement of Flint Hills Sanitary Sewer Extension, City Project #406, and this report was received by the Council on January 16, 2007, and WHEREAS, the report provides information regarding whether the proposed project is necessary, cost effective, and feasible NOW THEREFORE BE IT RESOLVED BY THE CITY COUNCIL OF ROSEMOUNT, MINNESOTA: 1. The Council will consider the improvements in accordance with the report and will uuhze Sanitary Sewer Core Funds to fund the cost of the improvements at an estimated cost of the improvements of $531,535. 2. Such improvements are hereby ordered as proposed m the Feasibility Report for the project. 3. The City Engineer is hereby ordered to prepare plans and specifications for the making of such improvements, conditional upon receipt of funds from Flint Hills Resources. ADOPTED this 16th day of January, 2007. ATTEST: CITY OF ROSEMOUNT DAKOTA COUNTY, MINNESOTA RESOLUTION 2007 A RESOLUTION RECEIVING THE FEASIBILITY REPORT, APPROVING THE PROJECT AND ORDERING PLANS AND SPECIFICATIONS FOR THE FLINT HILLS SANITARY SEWER EXTENSION CITY PROJECT #406 William H Droste, Mayor Any Domeier, City Clerk Motion by: Seconded by: Voted in favor: Voted against Wa7B Pe Associates, Inc X 701 Xenia Avenue South, Suite 300 Minneapolis, MN 55416 www wsbeng cram p 763N1 {100-Fax 763 5411700 INFRASTRUCTURE ENGIFEERING PLANNING CONSTRUCTION FLINT HILLS UTLITY IMPROVEMENTS SITE LOCATION sROSEMOUNT MINNESOTA WSB Prolec No 01556.88 October 25, 2006 Figure Number 1 K 101556 -BB \Cad \ExhIbitsA- FIG_01 clwg, Layouts