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Madison Metropolitan Sewerage District·Wisconsin

Digester Cleaning Project

Closes 3/3/2026$900k – $3.6MInvitation for Bid
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Description

The Madison Metropolitan Sewerage District is seeking bids for the 2026 Digester Cleaning Project. The project involves the removal and legal disposal of approximately 105,000 gallons (180 dry tons) of sludge from three anaerobic digesters at the Nine Springs Wastewater Treatment Facility. The contractor will be responsible for providing all labor, materials, equipment, and services necessary to complete the project. The project is expected to be completed within 188 calendar days from the Notice to Proceed. • The contractor must have at least 3 years of active experience in this type of work. • The contractor must provide all necessary permits and comply with all local, state, and federal regulations. • The contractor must provide a detailed plan for the removal and disposal of the sludge, including the methods and equipment to be used. • The contractor must provide proof of insurance and bonding. • The contractor must comply with all safety regulations and provide a safe working environment.

Attached files

Contact

Aaron Dose(Process and Project Specialist)

[email protected]

(608) 709-1811

Key dates

Opened
2/18/2026
Closes
3/3/2026
Duration
188 days

Last updated

Details

Type
Invitation for Bid
Industry
Civil Engineering
NAICS
22132
Solicitation №
2026 Digester Cleaning Project

Budget estimate

$900,000 – $3,600,000

The budget for this project can be estimated based on the scope of work and the requirements for the contractor. The project involves the removal and disposal of approximately 105,000 gallons (180 dry tons) of sludge from three anaerobic digesters. The cost of this service can vary depending on the location, the type of sludge, and the disposal methods. However, based on industry standards, the cost of sludge removal and disposal can range from $50 to $200 per ton. For this project, the total cost can be estimated to be around $900,000 to $3,600,000.

AI estimate from the solicitation

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