Mattawoman WWTP Flow Equalization Basin

The Charles County Commissioners are soliciting bids from qualified contractors for the construction of a Flow Equalization Basin and related improvements at the Mattawoman Wastewater Treatment Plant (MWWTP) which includes the following: • Construct a cast-in-place concrete flow equalization basin, which includes a flow equalization return pumping station, floating aerators, flushing system, utility water booster pumping station, new electrical building, new electrical, instrumentation, and controls equipment • Modify the existing Plant Influent Splitter Box and provide a temporary bypass pipe fitting to enable the modifications • Modify the effluent chamber of Primary Clarifier No. 1 • Construct a new cast-in-place concrete Primary Effluent Flow Distribution structure • Modify the existing pipe gallery • Demolish select yard piping and site features • Install new yard piping • Install a new plant access roadway • Install stormwater management features and other site improvements.

Division 01 -	General Requirements.
Division 02 -	Existing Conditions, Schedules for Existing Conditions, Schedules for Subsurface Investigations, Boring or Test Pit Log Schedule, Demolition.
Division 03 -	Concrete, Concrete Forming, Concrete Reinforcing, Cast-in-Place Concrete, Concrete Finishing, Concrete Curing, Grouting.
Division 05 -	Metals, Common Work Results for Metals, Post-Installed Concrete Anchors, Structural Steel Framing, Metal Fabrications, Metal Stairs, Metal Gratings.
Division 06 -	Wood, Plastics, and Composites, Wood Framing.
Division 07 -	Thermal and Moisture Protection, Thermal Insulation, Vapor Retarders, Membrane Roofing, Sheet Metal Roofing, Joint Sealants.
Division 08 -	Openings, Doors and Frames, Door Hardware, Glazing.
Division 09 -	Finishes, Painting.
Division 10 -	Specialties, Signage, Wall and Door Protection, Bumper Guards, Protective Corridor Handrails.
Division 11 -	Equipment.
Division 23 -	Heating, Ventilating, and Air Conditioning (HVAC).
Division 26 -	Electrical.
Division 31 -	Earthwork, Clearing and Grubbing.
Division 32 -	Exterior Improvements, Fences and Gates.
Division 33 -	Utilities.
Division 40 -	Process Integration, Instrumentation and Control for Process Systems, Digital Process Controllers, Programmable Logic Process Controllers, Process Control Hardware, Process Control Networks, Fiber Optic Process Control Networks.
Division 41 -	Material Processing and Handling Equipment, Cranes and Hoists.
Division 46 -	Water and Wastewater Equipment, Clarifier Equipment.