Cahaba River and Trussville WRF and AL SEIER Pump Station Phase 3 Improvements

1. This Work will consist of modifications and additions to the existing Cahaba River and Trussville Water Reclamation Facilities (WRFs) and the Al Seier Pump Station. Work at the Cahaba River WRF includes modifications and improvements to the following areas: influent pump station, headworks, clarifiers, filter feed pump station, plant water pump station, UV disinfection system, effluent Parshall flume, aerobic digesters, generator building, improvements to the plant SCADA and HMI and major PLCs, and electrical system. Plantwide painting, repairs to existing concrete, repairs to expansion joints in treatment structures, and repair of settled sidewalks are also included. 2. The work at the Trussville WRF includes modifications and improvements to the following areas: plant water system, grit removal system, aerobic digester, gravity thickener, dewatering building, effluent Parshall flume, improvements to the plant SCADA and HMI and major PLCs, and electrical system. Plantwide painting, repairs to existing concrete, and repairs to expansion joints in treatment structures are also included. 3. The work at the Al Seier Pump Station includes installation of a motorized isolation valve, inside a concrete vault, on the Valley Creek WRF force main; replacement of all existing valve actuators inside the pump station; addition of a pre-fabricated restroom; replacement of a door and modifications to the drain system at the generator building; and improvements to the plant SCADA, HMI, and major PLCs.

Lift and Pump Stations, Renovation, Sewage Treatment Plant, Renovation.

Division 02 -	Existing Conditions, Subsurface Investigation, Geotechnical Investigations, Subsurface Drilling and Sampling.
Division 03 -	Concrete, Concrete Forming and Accessories, Concrete Reinforcing, Cast-in-Place 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, Weather Barriers.
Division 08 -	Openings, Doors and Frames, Windows, Hardware, Glazing.
Division 09 -	Finishes, Flooring, Painting and Coating, Painting.
Division 10 -	Specialties, Signage, Compartments and Cubicles, Toilet, Bath, and Laundry Accessories, Safety Specialties, Emergency Aid Specialties, Fire Protection Specialties, Fire Extinguishers, Storage Specialties, Lockers, Storage Assemblies, Flagpoles.
Division 11 -	Equipment, Laboratory Equipment.
Division 12 -	Furnishings.
Division 13 -	Special Construction.
Division 14 -	Conveying Equipment, Lifts, Scaffolding.
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, Air Terminal Units.
Division 26 -	Electrical, Instrumentation and Control for Electrical Systems, Power Distribution Units, Lighting, Interior Lighting, Emergency Lighting, Exit Signs, Exterior Lighting.
Division 27 -	Communications, Structured Cabling, Data Communications, Voice Communications, Audio-Video Communications, Audio-Video Systems, Distributed Audio-Video Communications Systems.
Division 31 -	Earthwork, Site Clearing, Grading, Earthwork Methods.
Division 32 -	Exterior Improvements, Flexible Paving, Rigid Paving, Curbs, Gutters, Sidewalks, and Driveways, Fences and Gates, Irrigation, Planting, Turf and Grasses.
Division 33 -	Utilities, Common Work Results for Utilities, Water Utilities, Water Utility Distribution Piping, Water Utility Distribution Equipment, Water Utility Pumping Stations, Disinfecting of Water Utility Distribution, Water Utility Storage Tanks, Wastewater Utility Pumping Stations, Sanitary Utility Sewerage Force Mains, Storm Drainage Utilities, Electrical Utilities, Communications Utilities.
Division 40 -	Process Integration, Water Process Piping, Instrumentation and Control for Process Systems.
Division 41 -	Material Processing and Handling Equipment, Bulk Material Processing Equipment, Bulk Material Conveying Equipment, Bulk Material Feeders, Conveyors, Cranes and Hoists.
Division 44 -	Pollution and Waste Control Equipment, Common Work Results for Pollution and Waste Control Equipment, Air Pollution Control, Noise Pollution Control, Odor Control, Odor Treatment Equipment, Water Pollution Control Equipment, Water Pollution Containment and Cleanup 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.
Division 45 -	Industry-Specific Manufacturing Equipment.
Division 46 -	Water and Wastewater Equipment, Common Work Results for Water and Wastewater Equipment, Water and Wastewater Preliminary Treatment Equipment, Water and Wastewater Chemical Feed Equipment, Water and Wastewater Clarification and Mixing Equipment, Water and Wastewater Secondary Treatment Equipment, Water and Wastewater Advanced Treatment Equipment, Water and Wastewater Residuals Handling and Treatment.