Cobb Tunnel Sewer Connection

As of August, 2022, construction is underway and is expceted to take one year to be completed. No further inquiries to be accepted. Invitation for Bids for Cobb Tunnel Sewer Connection for Douglasville - Douglas County Water and Sewer Authority 8763 Hospital Drive Douglasville, Georgia 30134 February 16, 2022 IFB # 254 The Douglasville - Douglas County Water and Sewer Authority (hereafter referred to as the "Authority") is soliciting competitive sealed bids from qualified contractors for the performance of the Cobb Tunnel Sewer Connection Project (the "Project"), as more fully described in the Invitation for Bids. The scope of work includes the provision by the Contractor of all labor, materials, equipment, tools, transportation, and supplies necessary to complete the work. The Project will be "turn key" and require minimal involvement of Authority personnel. The work to be performed shall include improvements to Blairs Bridge Lift Station consisting of adding a flow meter, motorized plug valves, manual valves, pump header replacement, precast concrete meter vault, replacing a soft start for one pump with a WSA-provided VFD, and associated electrical/control to support the improvements; bypass pumping system operating during lift station improvements; laying approximately 11,600 linear feet of 16-inch HDPE force main; trenchless construction with 36-inch diameter casing; addition of air/vacuum release valves and vaults; 30-inch diameter DIP gravity main into Cobb County Water System sewer tunnel structure; and all associated erosion, sedimentation, and traffic control measures. Special Conditions and Appendices contain more detailed information on the project scope. The Authority will purchase and provide all HDPE pipe for the Project. Special Conditions and Appendices contain more detailed information on the Project scope. Questions shall be submitted no later than 2:00 p.m., local time, on Wednesday, March 16, 2022. Questions shall be submitted to Chas Goblisch at cgoblisch@hazenandsawyer.com. Questions, if answered, will be addressed by Addenda to the Contract Documents. Receipt of any Addenda or amendment to his Advertisement for Bids shall be acknowledged, in writing, and shall be submitted with the Bid. *This project has been awarded and all trades have been let.

Division 02 -	Existing Conditions, Subsurface Investigation.
Division 03 -	Concrete.
Division 04 -	Masonry.
Division 05 -	Metals.
Division 06 -	Wood, Plastics, and Composites.
Division 07 -	Thermal and Moisture Protection.
Division 08 -	Openings.
Division 09 -	Finishes.
Division 10 -	Specialties, Signage, Toilet, Bath, and Laundry Accessories, Fire Protection Specialties, Fire Extinguishers, Storage Specialties.
Division 11 -	Equipment.
Division 12 -	Furnishings.
Division 14 -	Conveying Equipment, Scaffolding.
Division 21 -	Fire Suppression.
Division 22 -	Plumbing.
Division 23 -	Heating, Ventilating, and Air Conditioning (HVAC).
Division 26 -	Electrical.
Division 27 -	Communications, Data Communications, Voice Communications, Audio-Video Systems.
Division 28 -	Electronic Safety and Security.
Division 31 -	Earthwork, Site Clearing, Grading, Excavation and Fill, Subgrade Preparation, Excavation, Shoring, Tunneling and Mining, Tunnel Excavation.
Division 32 -	Exterior Improvements, Fences and Gates, Turf and Grasses.
Division 33 -	Utilities, Common Work Results for Utilities, Instrumentation and Control 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.
Division 35 -	Waterway and Marine Construction, Dam Construction and Equipment.
Division 40 -	Process Integration, Water Process Piping.
Division 45 -	Industry-Specific Manufacturing Equipment.
Division 46 -	Water and Wastewater Equipment.