Forest Lake Spillway Construction
The Forest Lake Dam spillway collapsed in a 2020 rain event. Construction began in the summer of 2024 to restore the spillway so the lake can return to its normal (legal) level. Construction is expected to conclude in the summer of 2025.
Phase I - Complete
Downstream Stabilization
Phase I Objectives
Substantially Completed in May of 2024
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Project bid awarded to Katterman Trucking
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Michigan Department of Environment, Great Lakes, and Energy (EGLE) permit issued
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Create an access road/lay down area
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Prepare the site for the project
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Remove existing concrete spillway slab and other debris
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Remove 3,000 yards of earth
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Install a storm sewer
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Remove fallen trees
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Construct downstream channel to accommodate phase II spillway project
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Install temporary cofferdam
Phase II Objectives
Estimated Completion is June 2025
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Project bid awarded and under contract with Fisher Construction Company
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EGLE permit issued
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Project includes:
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Modification and repairs to existing intake structure
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Construction of steel sheet pile chute with steel-lined walls
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Construction of riprap channel
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Site restoration
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Siphon removal and road restoration
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Current Work Activities
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Installation of earth retaining wall and H-piles to facilitate excavation
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Installation of the permanent steel sheet pile of the spillway
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Installation of dewatering system to allow for excavation
Last Revised: August 15, 2024
Phase II - Ongoing - Began July 2024
Spillway Stabilization
September 2024
September 2024
July 2024
September 2024