Headworks and Digester Improvements

For the construction of the Headworks and Digester Improvements Project as described in the plans and specifications for Project No. WPC21001. Each proposal shall be made out on a blank form furnished by the City and shall be submitted in a sealed envelope marked, Headworks and Digester Improvements, Marshalltown, Iowa. The proposed work will involve furnishing the labor, equipment, and materials necessary for Headworks and Digester Improvements in Marshalltown, Iowa. All work is to be done in strict compliance with the Plans and Specifications for said Project No. WPC21001 as proposed by the City Engineer. The extent of the work involved is as follows: Removal, and replacement of screening equipment, grit equipment, piping improvements in headworks and digesters, building and site improvements, mixers rehabilitation of Digesters No. 1 and No. 3, installation of new manway access, sandblasting and repainting mechanism and steel, removal, and replacement of cover/roofing of Digesters No. 1 and No. 3, sandblasting and repainting mechanism, and steel in Final Clarifier No. 2, weir and trough replacement in Final Clarifiers No. 1 and No. 2. Wellhead and pump improvements, existing pipe rehabilitation and cleaning, yard piping, SCADA/PLC improvements and miscellaneous related work. Download delivery fee is $0.00

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, Toilet, Bath, and Laundry Accessories, Emergency Aid Specialties, Fire Protection Specialties, Fire Extinguishers, Storage Specialties, Storage Assemblies.
Division 11 -	Equipment, Laboratory Equipment.
Division 12 -	Furnishings.
Division 14 -	Conveying Equipment, Scaffolding.
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, Audio-Video Systems, 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, Common Work Results for Utilities, Water Utilities, Water Utility Distribution Equipment, Water Utility Pumping Stations, Wastewater Utility Pumping Stations, Sanitary Utility Sewerage Force Mains, Storm Drainage Utilities, Electrical Utilities, Communications Utilities.
Division 40 -	Process Integration, Water Process Piping.
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.
Division 45 -	Industry-Specific Manufacturing Equipment.
Division 46 -	Water and Wastewater Equipment.