Wastewater Treatment Facility Improvements - SUB Bid

Project number- A1102-017 Adams WWTF Improvements - Replacement and upgrade of aged mechanical process equipment including aerators, upgrade to chemical systems, structural repairs and improvements, and various electrical and HVAC improvements. Required for DCAMM contracts over $150,000, Highway Division contracts over $50,000. **Sub Bid Deadline 3/30/22 Time 2:00 P.M. Sub Bid Category Electrical, HVAC, Painting, Miscellaneous and Ornamental Iron The Work includes, but not limited to, the following major items: a. Replacement of grit collection system equipment b. Replacement of one grit pump c. Replacement of three mechanical aerators in North Aeration Basin d. Replacement of clarifier mechanism in South Secondary Clarifier e. Replacement of one waste activated sludge pump f. Waste and return sludge piping/valve modifications g. Replacement of plant water pumping system and strainer h. Replacement of sodium hypochlorite system i. Replacement of sodium bisulfite system j. Electrical upgrades at Domestic / Industrial Pump Stations k. Replacement of motor control centers l. Electrical and control works to support mechanical upgrades m. HVAC work n. Structural repairs o. Painting work The work consists of various improvements to the Wastewater Treatment Facility, including grit system upgrades, replacement mechanical aerators in the North Aeration Basin, replacement secondary clarifier mechanism, new waste sludge pump, return sludge pump piping improvements, replacement grit pump, new plant water pumping system, replacement sodium hypochlorite and sodium bisulfite systems, various concrete repairs, new aluminum guardrail and toe plates, HVAC improvements, electrical improvements at the WWTF, and electrical improvements at the Domestic / Industrial pump stations. Bids shall be on a lump sum and unit price basis, with additive alternate bid items as indicated in the Bid Form. The time frame to project completion shall be as required in Section 00520. Disadvantaged Business Enterprise (DBE) goals are applicable to the total dollars paid to the construction contract. The goals for this project are a minimum of 4.20 percent D/MBE participation and 4.50 percent D/WBE participation by certified DBEs

Sewage Treatment Plant, Renovation.

Division 02 -	Existing Conditions, Subsurface Investigation.
Division 03 -	Concrete, Precast Concrete.
Division 04 -	Masonry, Unit Masonry.
Division 05 -	Metals, Structural Metal Framing, Metal Fabrications.
Division 06 -	Wood, Plastics, and Composites, Rough Carpentry.
Division 07 -	Thermal and Moisture Protection, Dampproofing and Waterproofing, Thermal Protection.
Division 08 -	Openings, Doors and Frames, Windows, Hardware.
Division 09 -	Finishes, Painting and Coating, Painting.
Division 10 -	Specialties, Signage, Compartments and Cubicles, Emergency Aid Specialties, Fire Protection Specialties, Storage Assemblies.
Division 11 -	Equipment, Laboratory Equipment.
Division 14 -	Conveying Equipment.
Division 21 -	Fire Suppression, Fire-Extinguishing Systems.
Division 22 -	Plumbing, Instrumentation and Control for Plumbing, Plumbing Piping, Plumbing Equipment, Plumbing Fixtures.
Division 23 -	Heating, Ventilating, and Air Conditioning (HVAC), Instrumentation and Control for HVAC, HVAC Air Distribution, Central HVAC Equipment.
Division 26 -	Electrical, Instrumentation and Control for Electrical Systems, Interior Lighting, Emergency Lighting, Exit Signs, Exterior Lighting.
Division 27 -	Communications, Structured Cabling, Data Communications, Voice Communications, Distributed Audio-Video Communications Systems.
Division 28 -	Electronic Safety and Security, Electronic Access Control and Intrusion Detection, Access Control, Intrusion Detection, Electronic Surveillance, Electronic Detection and Alarm.
Division 31 -	Earthwork, Earthwork Methods.
Division 32 -	Exterior Improvements, Flexible Paving, Rigid Paving, Curbs, Gutters, Sidewalks, and Driveways, Fences and Gates, Turf and Grasses.
Division 33 -	Utilities, Water Utilities, Storm Drainage Utilities, Electrical Utilities, Communications Utilities.
Division 44 -	Pollution and Waste Control Equipment, Common Work Results for Pollution and Waste Control Equipment, Air Pollution Control, Noise Pollution Control, Odor Control, Water Pollution Control Equipment, Solid Waste Control and Reuse, Waste Thermal Processing Equipment, Fluidized Bed Combustion Equipment, Rotary Kiln Incinerators, Pyrolysis Equipment, Hazardous Waste and Medical Waste Incinerators, Heat Recovery Equipment for Waste Thermal Processing, Synthesis Gas Cleanup and Handling Equipment.