5.5. SR 04-21-1997 - Laserfiche WebLink

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PRIOPdTY FY 98 STATE COST SHARE SPECIAL PROJECT APPLICATION APPLICANT City of Elk River IF APPLICANT IS A GROUP IDENTIFY FISCAL AGENT PROJECT TITLE 1997 Erosion Control Project Alonq Mississippi River ESTIMATED TOTAL PROJECT COST $ 5 o, 0 0 0 FUNDrNG REQUEST $ 2 5,0 0 0 1. DESCRIBE THE EROSION OR WATER QUALITY PROBLEM. (~CLUDEPHOTOSOROTHERSUPPORT~G DOCUMENTATION) Rip Rap is currently located along the Mississippi River from the Elk River Bridge to an area ~f 600 feet west of the Bridge. Significant erosion occurs where the rip rap ends. SLR funds received from the SWCD in 1991 and 1994 have helped, but more work needs to be done. Exhibit 1 shows the project area. 2. DISCUSS THE PROJECT OBJECTIVES. The objectives are two-fold. The first objective is to control erosion problems along the Mississippi.River and to protect the River bank. The second objective is to allow City Planning to continue for a boardwalk and park along the River, as shown by~ the attached map. 3. DESCRIBE THE PROPOSED SOLUTION TO OBTAIN OBJECTIVES. The proposed solution is to continue placement of rip rap, which is the most cost effective solution to the problem. 4. DESCRIBE THE PUBLIC AND PRIVATE BENEFITS OF THIS PROJECT. (~CLUDE TONS SO~ AND SEDIMENT SAVED, PHOSPHOROUS REDUCTION, ETC.) The public benefits by this project, as it effectively minimizes sediment into the River. Based on an area 300 feet long, 20 wide and four feet deep, the amount of sediment washing into the River is approximately 24,000 cubic feet per year. The bank is severely eroded with a number of dead trees and holes. Floating debris covers the area of erosion durinqDeak flows of the River. 5. EXPLAIN HOW TI{IS PROJECT IS RELATED TO LOCAL COMPREHENSIVE PLAN OBJECTIVES. The City has been working since 1990 to address erosion concerns in this area. The City has planned to construct park improvements in the area, once the erosion problems are taken care of.