Renovation of a civil project in Manchester, New Hampshire. Completed plans call for the renovation of a water / sewer project.

The project consists of the secondary clarifiers' repairs including but not limited to furnishing, installing, and repairs the existing three (3) 145-feet dimeter secondary clarifiers considering following scope of works: - Replace select existing internation equipment and all non-stainless-steel fasteners below the liquid level (3). Replace existing influent slide gate with electric actuator (3). Replace existing plant water plug valves (4) Install new steel plates (2) to isolate the clarifier crossover pipe. Concrete report to the top of the wall of all three (3) clarifies. Replace existing handrails. The project also included demolition, site work, dewatering, bypass pumping, SCADA, electrical, and other associated trade works. Also, the project included Bid Alternates Alternate 1 - Concrete repairs + handrailing Alternate 2 - Crossover pipe steel plates Addendum #1 has been issued as of 7-13-2026. Project Address: 300 Winston Street Manchester, NH Calendar days for final completion: 390 Doc.Note- Technical questions regarding the bidding documents must be forwarded to Underwood Engineers, for the attention of Steve Smith at email ssmith@underwoodengineers.com. Electronic pdf copies of Bidding Documents may be obtained from Underwood Engineers, Inc at no cost, upon email request to concord@underwoodengineers.co. Partial sets will not be distributed. Hardcopies will not be furnished. Upon receipt of a request to receive Bid Documents, access to electronic documents will be sent to the prospective Bidder's email on record