McDowell WWTP Headworks Improvements

This project will include the replacement of the 30″ influent pump station knife gate valves at the discharge header with new plug valves. Additional piping that is failing will need to be replaced along with valve actuators and electrical components. Replacement of malfunctioning gates will also need to be replaced.

Irwin Creek WWTP Stormwater Improvements Project

This construction contract will replace existing diesel pumps with electric submersible pumps. This will be done at three locations at the existing stormwater outfall locations. The project will also include installation of permanent discharge piping at stormwater outfall 1. This will require electrical duct bank along with wiring and all necessary components to power the pumps.

Lift Station Improvements Phase III

This construction contract is for various improvements and rehabilitation needs at six of our lift station sites. General improvements will include reck-mounted control cabinets at grade level, new submersible pressure transducers, new wet well level floats, installation of a magnetic flow meter in a precast vault with a bypass on the existing force main.

Dewatering and Cleaning of Process Tanks Service

The Charlotte Water Wastewater Management Facilities (WWMF) digesters are critical infrastructure at the WWMF, which provide environmental stabilization of solids prior to being removed from the site for final disposal. The effectiveness and performance of the digesters and their associated equipment, piping, and valves are negatively impacted by trash, grit, etc. that has accumulated in the tanks. The Charlotte Water Wastewater Management Facilities (WWMF) digested sludge storage dewatering equipment is in need of dewatering and cleaning.

McDowell Knife Gate Valve

This contract includes the replacement of IPS knife gate valves at McDowell. The work will ensure continued reliability and functionality of the infrastructure. This involves installing functioning valves for operational control within the system.

FY24 Small Diameter Water/Sewer Service Contract #1

This contract is for water and sanitary sewer service installations, including connection to the existing public main, which extends a small diameter line to the property, and includes a water meter box or sanitary sewer clean out. Customers pay connection fees for the installation service, which is based on costs incurred by Charlotte Water in these contracts. The work covered by this contract will provide approximately 900 total services.

Sugar Creek Wastewater Treatment Plant Alkalinity Storage Replacement

This project includes the removal of two high-density polyethene chemical storage tanks and mixers, the construction of a new chemical storage tank containment area, the installation of three new chemical storage tanks (two in the existing containment area and one in the new containment area), installation of a chemical mixer at each tank, installation of a new chemical metering pump in the new containment area, construction of an enclosed pump room within the containment areas, installation of new and replacement of piping, and construction of a canopy over the new containment area.

 

FY23 Small Diameter Water/Sewer Service Contract #2 (Re-bid)

This contract is for water and sanitary sewer service installations including connection to the existing public main, which extends a small diameter line to the property.  Additionally, a water meter box or sanitary sewer cleanout is included. Customers pay connection fees for the installation service, which is based on costs incurred by Charlotte Water in these contracts. The work covered by this contract will provide approximately 800 total services.