Brine Tank Replacement at Dixon Water Treatment Plant

The Onslow Water and Sewer Authority (ONWASA) in Jacksonville, North Carolina is soliciting sealed bids for removal and replacement of the existing brine tank #1 at the Dixon Water Treatment Plant, with bids due October 7, 2026 at 2:00 PM EST, and a mandatory pre-bid conference on September 10, 2026 at 2:00 PM at the Holly Ridge facility.

The scope covers procuring and delivering a new completely automatic, self-contained salt storage and salt dissolving unit capable of producing 20 to 35 gallons per minute of saturated brine flow from rock, solar, or evaporated salt products. The existing tank site glass and level control assembly will be reused on the new brine tank. The awarded bidder must procure and secure tank delivery prior to initiating any construction activities to minimize disruption to plant operations, and shall provide routine progress updates to ONWASA and the engineer on procurement, manufacturing, and anticipated delivery dates. All work must be completed within 90 consecutive calendar days following tank delivery to site.

Each bid requires a bid guarantee of at least 5% of the total bid amount, submitted as cash, certified check payable to ONWASA, or a bid bond per N.C.G.S. 143-129. Bids must be submitted on complete contract forms in a sealed envelope marked "Dixon WTP Brine Tank Replacement" and addressed to Kirsten Larsen, Engineering Coordinator, at ONWASA, 228 Georgetown Road, Jacksonville, NC 28540. Fax and email submissions will be rejected. Sealed bids will be publicly opened immediately following the 2:00 PM deadline on October 7.

Full specifications and plans are available from the engineer, WithersRavenel, Inc., 167 E. Chatham Street, Suite 210, Cary, NC 27511, for a non-refundable $25 per set. Plan rooms are available at Carolina's AGC in Fayetteville, the Hispanic Contractor's Association in Charlotte, the F.W. Dodge Corporation Plan Room in Raleigh, and online through the North Carolina Institute of Minority Economic Development. ONWASA reserves the right to reject any or all bids, waive informalities, and hold bids for up to 60 days from opening, with optional extension of 30 additional days by mutual agreement.