RFP027-35 Evansville East Well Rehabilitation

The City of Meriden is seeking proposals from qualified contractors to perform comprehensive rehabilitation and inspection services for the Evansville East Well, 214 Evansville Avenue, South Meriden, 06451. The selected contractor will be responsible for the safe extraction, evaluation, and re-installation of the pumping equipment, alongside targeted chemical redevelopment to restore well efficiency.

The City of Meriden is soliciting proposals from licensed contractors to handle the removal, detailed inspection, and subsequent reinstallation of pumping equipment, alongside the chemical redevelopment of the Evansville East Well.

• Pull, disassemble, clean and inspect existing pumping equipment.
• Upon completion of the inspection, provide a *Pump Inspection Report* detailing the condition of the equipment for our review.
• No repairs will be made without prior written authorization from the city.
• Complete pre-cleaning video inspection of well casing & screen providing a digital copy.
• Aqua Freed CO2 Treatment
• Brush well casing & screen to remove loose scale and deposit
• Place & secure Aqua Freed packer assembly and injection tools within the well
• Complete CO2 injection process monitoring pressures to ensure proper distribution Seal well overnight allowing for adequate reaction time within the aquifer
• Bleed off system pressure as needed and remove Aqua Freed packer and injection tool
• Set, maintain and later remove developing tools including triple agitator surge block and submersible can or centrifugal pump.
• Set up equipment and conduct a minimum 1-hour pre-cleaning flow test.
• Redevelop well for up to 40 hours by a combination of chemical treatments and mechanical surging & pumping.
• All chemical solutions will be neutralized in a temporary holding tank prior to being discharged to waste at a location designated by the city.
• Complete post-cleaning video inspection of well casing & screen providing a digital copy. Disinfect well by the addition of a minimum 50ppm chlorine solution
• Reassemble, install and test reconditioned pumping equipment.
• Prepare and deliver a detailed *Well Cleaning Report* summarizing the on-site activities, data collected and any equipment modifications

Project Timeline

Evansville East Well work will need to be scheduled while our Bradley Hubbard Plant is online. Therefore, please plan on this work to be completed in January or February 2027 & it will need to be coordinated with Sean Grady, Manager, Meriden Water Division.

The City will only be accepting electronic submissions of proposals. Please submit electronic responses via the City eProcurement Portal: https://procurement.opengov.com/portal/meridenct. By way of the eProcurement Portal, responses will be locked and digitally encrypted until the submission deadline passes. Proposals are due for submission no later than **12:00 pm, Friday, November 20, 2026**.

Proposers are to examine all documents and visit the site in order to make a thorough examination of the conditions so that they may familiarize itself with all of the existing requirements, conditions, and difficulties that will affect the execution of the work [...].

The Purchasing Officer reserves the right to make a selection on the basis of qualifications, experience in providing similar services elsewhere, the proposal's responsiveness to the Request For Proposal requirements; and to negotiate a contract with the Contractor.

The successful contractor shall be required to provide a Certificate of Insurance denoting general liability, automobile liability, workers compensation liability, and other coverage required by the City's Risk Manager.

The Agreement for the work will be via Purchase Order and Standard Contractors Services Agreement.

The City of Meriden, unless stated otherwise in the documents or Contract, will make payment to the Contractor not less than thirty (30) days following completion of services.

*Non-Collusive Statement/Affidavit* is **required**, and **must be notarized and stamped/sealed**.