2021 Wastewater Treatment Plant Improvements

The work consists of providing the necessary labor, materials, equipment, supervision, and plant to construct the 2021 Wastewater Treatment Plant Improvements for Harris County Municipal Utility District No. 122 including, but not limited to: hydro blasting and application of ½” thick concrete repair mortar to the influent manhole; application of 100% solids epoxy to all influent manhole interior surfaces; installation of air vacuum valves and air release valve on lift station discharge piping; touch-up coating the headworks screen box, aeration basin handrails, walkways supports, and air bridge; touch-up coating the scum air lift supply; touch-up coating the chlorine contact basin splash guard, effluent piping, and single-drop diffusers; touch-up coating the digester sludge draw off station and discharge piping; touch-up coating the generator enclosure; touch-up coating the blower building air piping; replacing the aeration basin mud valve operator; replacing the chlorine contact basin level transducer; hand tool cleaning and coating the chemical building wireway; demolition, removal, and replacement of the existing metal baffle in the chlorine contact basin with a reinforced fiberglass baffle; demolition, fabrication, and replacement of the existing chlorine contact basin effluent weir box; bypass pumping and all else specified or shown in the contract documents required for a complete and functioning wastewater treatment plant.

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.
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.