Tri-City Water Resource Recovery Facility (WRRF) Primary Clarifier Rehabilitation

Procurement Process and Technical Questions: Tralee Whitley at TWhitley@clackamas.us Project No.: 692260CH PW\DEN003\050083\692260 Background This contract consists of rehabilitating six primary clarifiers at the Tri-City Water Resource Recovery Facility (WRRF). The primary clarifiers are 125-ft long by 20-ft wide with an 18.75-ft side wall depth. Each basin is outfitted with longitudinal sludge/scum collectors, sludge cross collectors, and helical scum skimmers that were originally installed in 1985. Project Scope: The rehabilitation Project includes the following: o Replace existing longitudinal and cross collector mechanisms, helical scum skimmer, deteriorated launder troughs, and in-basin piping in Clarifier 1 through Clarifier 6. o Replace corroded electrical cabinet, conduits, and circuits in Primary Building. o Demolish existing abandoned HVAC equipment including hydronic heating system components. o Provide new HVAC air supply fans in Primary Building. o Provide combustible gas detection and alarming for Primary Building. o Replace door frames, doors, and hardware in Primary Building. o Repair substantial portions of existing primary influent channel and interior clarifier walls, floor, and head space of Clarifier 1 through Clarifier 6, by removing deteriorated concrete surface and providing new concrete repair products. Engineers Estimate: $8,300,000.00 Key Dates: All Basic Bid Work may begin as soon as the Notice to Proceed ("NTP") is issued Substantial Completion: September 30, 2025 Final Completion: November 1, 202

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.
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.
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.