NWWRF_Clarifier_#4_Rehab_Bid_Proposal_Form.xlsx

The document is a Bid Proposal Form for the Northwest Water Reclamation Facility (NWWRF) Clarifier #4 Rehabilitation project by the City of St. Petersburg, Florida. The project involves comprehensive rehabilitation of a 135-foot diameter secondary clarifier, including complete removal and replacement of the existing clarifier mechanism, replacement of submerged and non-submerged components, and surface preparation and recoating of interior vertical masonry walls and metal supports. The solicitation (IFB-25-257) was released on August 15, 2025, with a pre-proposal meeting on August 21, 2025, and bid responses due by October 2, 2025, at 3:00 pm. The total project duration is anticipated to be 240 calendar days from the Notice to Proceed, with an 11-month warranty period.

The bid proposal includes nine line items covering mobilization, mechanism removal and installation, component replacements, surface preparation and coating, testing, and a $15,000 allowance for unforeseen conditions. The project has a Small Business Enterprise (SBE) goal of 25% and requires contractors with at least five years of experience in municipal or industrial wastewater mechanical rehabilitation. Payment will be structured in three stages: 10% upon mobilization and submittal approval, 60% based on progress, and 30% upon final completion. Contractors must provide comprehensive insurance coverage and have a State of Florida General Contractor License. The rehabilitation will utilize an Ovivo center column, drive mechanism, and spiral scraper design, with specialized Tnemec epoxy coating systems designed for long-term performance in wastewater environments.