Water Treatment Chemicals: Powdered Activated Carbon, Sludge Dewatering Polymer and Filter Aid Polymer

The City of Norfolk is seeking a responsible vendor to provide powdered activated carbon and polymers for water treatment. The contractor shall provide all labor, equipment, and materials to furnish and deliver the chemicals to the Moores Bridges Water Treatment Plant and Kristen M. Lentz Water Treatment Plant on an as-needed basis. The contract term is five years, and the City reserves the right to accept or reject any or all bids. Key aspects of the job include: * Providing powdered activated carbon and polymers that meet specific chemical requirements * Delivering the chemicals to the designated water treatment plants * Ensuring all delivery drivers are properly trained for the product they are delivering * Maintaining insurance coverage as specified in the contract * Complying with all federal, state, and local laws and regulations. Some of the key requirements for the powdered activated carbon include: * Meeting the NSF 61 Standard and the AWWA B600-16 standard * Having a minimum iodine number of 650 * Being compatible with City equipment. For the sludge dewatering polymer, some key requirements include: * Being designed for sludge thickening in clarifier at the Moores Bridges WTP * Being NSF-60 approved for use in potable drinking water * Having a cationic charge and being emulsion compatible with the existing feed system. For the filter aid polymer, some key requirements include: * Being approved by the EPA for use in drinking water * Being NSF-certified for use in potable water * Having a high molecular weight and high charge density.