City of South Burlington

Release: Nov 12, 2025

Close: Jan 7, 2026

Sealed bid solicitation for full-site construction and demolition to upgrade the Bartlett Bay Wastewater Treatment Facility in South Burlington, VT. Scope includes new headworks, splitter box, secondary clarifier, replacement/refurbishment of clarifiers and aeration systems (diffusers, blowers, pumps, controls), filter replacement, chemical storage/feed building, precast post-tensioned solids handling tanks, UV building and controls, effluent heat/plant water building, main electrical service and room, new operations/maintenance building, sitework (culvert, stormwater, hardscapes), perimeter security fencing, and demolition of existing structures. Procurement is public bid via QuestCDN; procurement requirements include a 5% bid security, 100% performance and payment bonds, federal/state funding conditions (CWSRF) with Davis‑Bacon prevailing wages, DBE goals/compliance, American Iron & Steel and Build America Buy America (BABAA) requirements, and prohibition on certain telecom/video surveillance equipment.

Release: Nov 19, 2025

Close: Dec 30, 2025

The work generally consists of a stand-alone one-story 43,000+/- SF pre-engineered metal building located at the Northwest corner of the airport property along Airport Parkway. This location will provide direct access to the primary taxiway and will be fully within the secure perimeter of the airport. The building will house parking spaces for 23 vehicles, including Multi-Task Equipment (MTE), plows, blowers, and loaders, as well as office and support spaces for airport maintenance staff. The new site will also have a new fuel island and separate material storage building to hold sand and runway de-icing materials.

Release: Nov 12, 2025

Close: Jan 7, 2026

Construction and demolition including but not limited to the following generalized list. Please refer to bid documents for all work. a.New Headworks Building b.New Splitter Box c.New Secondary Clarifier d.Replacement of existing Clarifier Equipment including pumps. e.Replacement of Existing Aeration equipment including defuses, blowers, pumps and associated controls and piping. f.Refurbishment of Existing Aeration Tanks including; a new stair at the east tank, new guardrails and gates at the west tank. g.Replacement of Existing Filter system including 3 filters and associated controls.h.New Chemical Storage and Feed Building i.New Precast – Posttensioned Solids Handling Tanks j.New UV Building, including inclined UV banks and associated controls. k.New Effluent Heat and Plant Water Building for service of the facility with plant water and heating water l. New Main Electrical Room including new main underground service to the site. m.New Operations Building including maintenance garage, offices, showers, breakroom and laboratory. and perimeter Security Fencing. n.New Culvert, stormwater containment, roadway security fencing and hardscapes such as manholes and catch basins. o.Demolition of existing structures including: •Existing headworks and influent troughs •Operations Building •Clarigester & Control Building •Greenhouse •Storage Building including abandoned and partially buried circular clarifiers. •Steel Sludge Storage Tank.