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Forest Lake Spillway Construction

Construction concluded in the winter of 2025.

Phase I - Complete

Downstream Stabilization

Phase I Objectives

Substantially Completed in May of 2024

  • Project bid awarded to Katterman Trucking

  • Michigan Department of Environment, Great Lakes, and Energy (EGLE) permit issued

  • Create an access road/lay down area

  • Prepare the site for the project

  • Remove existing concrete spillway slab and other debris

  • Remove 3,000 yards of earth

  • Install a storm sewer

  • Remove fallen trees

  • Construct downstream channel to accommodate phase II spillway project

  • Install temporary cofferdam

Phase II Objectives

Estimated Completion is June 2025

  • Project bid awarded and under contract with Fisher Construction Company

  • EGLE permit issued

  • Project includes:

    • Modification and repairs to existing intake structure

    • Construction of steel sheet pile chute with steel-lined walls

    • Construction of riprap channel

    • Site restoration

    • Siphon removal and road restoration​

Current Work Activities

  • Backfill around SSP spillway

  • Final site grading

  • Partial removal of siphon system

  • Laydown area grading and restoration

  • Dock reconstruction

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Last Revised: February 6, 2025

Phase II - Ongoing - Began July 2024

Spillway Stabilization

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