Closed

Biogas and Biosolids Evaluation: Digester 1 Cleaning

Description: Digester content removal and cleaning, interior scaffolding, abrasive blasting of digester interior. See attached file.

Buyer: City of San Mateo
City · CA, US
Released: Jun 23, 2026
Closes: Oct 14, 2026(Closed)

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Active alternatives to this closed RFP

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City of San Mateo
CityCA
Posted
Jun 23, 2026
Closes
Oct 14, 2026
Biogas and Biosolids Evaluation: Digester 1 Cleaning
Digester content removal and cleaning, interior scaffolding, abrasive blasting of digester interior. See attached file.
City of Fort Collins
CityCO
Posted
Sep 25, 2026
Closes
Oct 16, 2026
Digester Cleaning & Disposal Services (Request For Proposal)
The selected Service Provider will furnish all labor, materials, equipment, and transportation required to perform digester cleaning, dewatering, hauling, and disposal services for any and all of the four mesophilic anaerobic digesters. Tasks include removing remaining digester contents—such as thick biosolids, grit, trash, and rags—using wash water, dewatering the removed material to minimize volume, and transporting the waste in water-tight tanker trucks to an approved final disposition site while complying with state and federal permits and providing comprehensive reporting upon completion.
Metro Vancouver Regional District
CountyBC
Posted
-
Closes
Oct 20, 2026
Metro Vancouver Wastewater Treatment Plants Digester Cleaning Services
Metro Vancouver is seeking a qualified proponent to provide digester-cleaning services at four wastewater treatment plants in the Metro Vancouver region. The work covers cleaning anaerobic digesters of varying sizes, configurations, operating conditions, tank materials, roofs, and mixing systems. The contractor must provide labor, equipment, materials, transportation, and odor-control measures to safely remove, handle, dewater, and transport solids and residual material to specified locations.
Hampton Roads Sanitation District
Special DistrictVA
Posted
Oct 13, 2026
Closes
Oct 30, 2026
408374 - Gas Phase Digester 2 Tank Cleaning - ATP
Hampton Roads Sanitation District invites bids to clean Digester No. 2 at the Atlantic Treatment Plant in Virginia Beach. The contractor must furnish the materials, labor, equipment, and supplies needed to remove residuals and clean the tank. The removed contents must be disposed of at an approved facility in accordance with the solicitation’s specifications, requirements, terms, and conditions.

Key Contacts on this RFP

Decision makers connected to this RFP from City of San Mateo.

Alexander ChanAccountant 1

*******@************

+1 (***) ***-****

Jocelyn QuockActing HR Analyst I

*******@************

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Active alternatives to this closed RFP

These related opportunities are still open for bidding.

City of San Mateo

CityCA

Posted

Jun 23, 2026

Closes

Oct 14, 2026

Biogas and Biosolids Evaluation: Digester 1 Cleaning

Digester content removal and cleaning, interior scaffolding, abrasive blasting of digester interior. See attached file.

City of Fort Collins

CityCO

Posted

Sep 25, 2026

Closes

Oct 16, 2026

Digester Cleaning & Disposal Services (Request For Proposal)

The selected Service Provider will furnish all labor, materials, equipment, and transportation required to perform digester cleaning, dewatering, hauling, and disposal services for any and all of the four mesophilic anaerobic digesters. Tasks include removing remaining digester contents—such as thick biosolids, grit, trash, and rags—using wash water, dewatering the removed material to minimize volume, and transporting the waste in water-tight tanker trucks to an approved final disposition site while complying with state and federal permits and providing comprehensive reporting upon completion.

Metro Vancouver Regional District

CountyBC

Posted

Closes

Oct 20, 2026

Metro Vancouver Wastewater Treatment Plants Digester Cleaning Services

Metro Vancouver is seeking a qualified proponent to provide digester-cleaning services at four wastewater treatment plants in the Metro Vancouver region. The work covers cleaning anaerobic digesters of varying sizes, configurations, operating conditions, tank materials, roofs, and mixing systems. The contractor must provide labor, equipment, materials, transportation, and odor-control measures to safely remove, handle, dewater, and transport solids and residual material to specified locations.

Hampton Roads Sanitation District

Special DistrictVA

Posted

Oct 13, 2026

Closes

Oct 30, 2026

408374 - Gas Phase Digester 2 Tank Cleaning - ATP

Hampton Roads Sanitation District invites bids to clean Digester No. 2 at the Atlantic Treatment Plant in Virginia Beach. The contractor must furnish the materials, labor, equipment, and supplies needed to remove residuals and clean the tank. The removed contents must be disposed of at an approved facility in accordance with the solicitation’s specifications, requirements, terms, and conditions.