Northwoods and Popperdam Pump Stations Upgrade

The North Charleston Sewer District is accepting Bids from qualified licensed Contractors to upgrade two (2) separate pump stations known as Northwoods and Popperdam Pump Stations. The project includes installation of new generators, various electrical components, installation of new pumps, concrete rehabilitation within the wetwells and influent channels, wetwell and channel linings, installation of mechanical rakes for bar screens, construction of elevated platforms, installation of new valves, sluice gates, slide gates, and painting. General site work with drainage and paving at stations. The project will also include bypass pumping and other appurtenant activities. North Charleston Sewer District reserves the right to reject any and all Bids. Location - Northwoods Pump Station -1910 Eagle Landing Blvd. North Charleston, SC 29406 Popperdam Pump Station - 7754 Dorchester Road North Charleston, SC 29418. The project involves two (2) separate pump stations known as Northwoods, and Popperdam Pump Stations. The project includes influent channel and wetwell rehabilitation, lining of wetwell and channel, installation of new sluice gates, and installation of new station piping in areas and replacing valves. The project includes installation of new generators, new pumps, new electrical service disconnects, automatic transfer switches, variable frequency drives, programmable logic controllers, and lighting. Each station will have a mechanical screen installed over the influent channel. Painting will be included throughout different areas of the station. HVAC upgrades are included in each project; site grading / paving is included, and new handrails and safety grating will be installed. The project will also include bypass pumping and other appurtenant activities. Every request for such interpretation should be in writing and emailed to purchasing@ncsd.sc.gov. To be given consideration, such request must be received no later than 5:00 pm (EST), July 6th, 2023. Project Timeline a. Bidding i. Advertised -May 18th, 2023 ii. Pre-Bid Meeting - June 15th, 2023 iii. Deadline for questions to engineer - July 6th, 2023 at 5:00 PM iv. Engineer to provide responses via addendum - July 13th, 2023 v. Bid Opening - July 27th, 2023 i. Bids are due by 2:00 PM on July 27th, 2023 ii. Please be sure to acknowledge addendums, include bonds & insurance, schedule of values, sample wetwell warranty, list of proposed subcontractors, and completed bidder qualification section 004100.15 iii. Provide licensing (WL5 and WP5 required) b. Construction (approximate) i. Notice of Award - September 2023 ii. PreCon Meeting - October 2023 iii. Notice to Proceed - Late 2023 / Early 2024 iv. Subs. Completion (455 calendar days) v. Final Completion (485 calendar days)

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.
Division 32 -	Exterior Improvements, Fences and Gates, Turf and Grasses.
Division 33 -	Utilities, Common Work Results for Utilities, Water Utility Distribution Equipment, Water Utility Pumping Stations, Wastewater Utility Pumping Stations, Sanitary Utility Sewerage Force Mains.
Division 40 -	Process Integration, Water Process Piping.
Division 45 -	Industry-Specific Manufacturing Equipment.
Division 46 -	Water and Wastewater Equipment.