Aeration Coarse Bubble Improvements

The project includes: a. Dewatering of the East and West Trains as indicated in the Contract Documents b. Grit removal and cleaning of MLSS, RAS/WAS and Clarifier 1-8 Effluent channels as indicated in the Contract Documents c. Partial demolition of existing MLSS, RAS/WAS, Clarifiers 1-8 Effluent channels coarse bubble aeration system (air drops, piping and valves), and miscellaneous equipment, as detailed in the drawings, including the removal and disposal of existing equipment d. Demolition of existing butterfly valves in outer MLSS channels, existing chlorinators at various locations, divider wall connecting inner and outer MLSS channel, channel grating/walkways, Contact Chamber influent slide gates and e. Installation of MLSS, RAS/WAS and Clarifier 1-8 Effluent coarse bubble aeration system channel diffusers and associated valves, air piping and supports. f. Abandoning, filling, and capping of outer MLSS channels as indicated in Contract Documents g. Plugging ports in outer MLSS channel wall as indicated in Contract Documents h. Installation of two chlorine mixers, four mixer support structures, and modification of a chlorine diffuser as indicated in Contract Documents i. Installation of new grating, and supports along channels as indicated in Contract Documents j. Installation of Chlorine Contact Chambers 1-4 influent slide gates k. Installation of guide frames for stop logs in the MLSS and RAS/WAS Channels as indicated in Contract Documents l. Modification of existing 48-in Influent Line at Aeration tank No. 1 and No. 3 as indicated in Contract Documents m. All electrical, instrumentation and controls work associated with ECR-5 automatic switchover to emergency generator operations and back to site utility power as indicated in Contract Documents n. All other civil, yard piping, mechanical and electrical work included in the Contract Documents o. Training of OWNER personnel. p. Commissioning.

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.