WSACC – Muddy Creek WWTP Expansion

The Water and Sewer Authority of Cabarrus County (WSACC) owns and operates a wastewater treatment facility on Muddy Creek providing service to customers in the Midland, North Carolina area.  Wastewater is conveyed to the treatment plant from a collection system owned and operated by the City of Concord via a 21-inch interceptor sewer owned by…

WSACC – Mt. Pleasant Pumping Station Improvements

The Water and Sewer Authority of Cabarrus County (WSACC) owns and operates wholesale wastewater conveyance systems serving the Town of Mt. Pleasant.  Collection of wastewater at the retail customer level is done by the Town, who discharges wastewater into the WSACC system.   Wastewater is pumped by WSACC through a series of force mains to a…

City of Shelby – Uptown Water and Sewer Improvements

The City of Shelby owns and operates an extensive water treatment and distribution system with a maximum treatment capacity of 12.0 million gallons per day (MGD).  Much of the distribution system, particularly in the Uptown Area, was installed in the early 1900’s and consists of cast iron piping assembled using lead joints.  Although this infrastructure…

Town of Mocksville – Salisbury St. / Hwy 601 Utility Improvement

The North Carolina Division of Transportation (NCDOT) planned to make extensive improvements at the intersection of South Salisbury Street and South Main Street (US Highway 601) including roadway widening and realignment.  Prior to these activities being completed the Town of Mocksville owned utilities needed to be relocated. The Town retained Willis Engineers to design a…

City of Mount Holly – Parallel Force Main

The City of Mount Holly owns and operates the Dutchman’s Creek Pumping Station and parallel 14-inch and 12-inch force mains conveying wastewater to their Wastewater Treatment Plant.  Portions of the existing force mains were in need of repair.  The City therefore constructed a parallel 20-inch force main, consistent with their Master Plan.  Overall, the project…

Charlotte Water – Davidson Water Transmission Main

Charlotte Water provides water and sewer service to areas throughout Mecklenburg County.  Charlotte Water completed a Master Plan that included a comprehensive evaluation of the water system and identified several projects needed to improve service for Charlotte Water customers. One of the recommendations was a new 24-inch water main to improve water service in the…

Town of Mocksville – Court Square Water Line

Customers in downtown Mocksville were provided water service by 4-inch water lines that were over 100 years old. The Town was concerned that, due to the location of the pipeline, the new streetscaping efforts in Court Square could be hindered by the aging utilities.  The pipe was made of cast iron, with lead joints and…

Town of Mooresville – Rocky River Outfall

The Town of Mooresville owns and operates a complex wastewater collection and treatment system providing service to residential, commercial and industrial customers throughout the Town.  Wastewater in the Rocky River drainage basin is collected and pumped through several pumping stations to the Rocky River Wastewater Treatment Plant.  The Rocky River Outfall project eliminates several of…

City of Shelby – East Elevated Tank

For many years the City of Shelby has struggled to maintain adequate fire flow and water pressure in the eastern part of the City.  This area grew with expansion of the Cleveland Community College and other civic facilities east of Shelby.  Unfortunately, extension of the water system was done without a comprehensive master plan or…

City of Laurinburg – 401 Industrial Park Pump Station and Pipelines

In 2013, Willis Engineers began working with the City of Laurinburg in evaluating the water and sewer infrastructure needs to support a new industry in their industrial park.  The industry required an extremely aggressive timetable for their sewer needs.  Willis Engineers immediately developed an implementation plan to meet their needs.  Four separate construction contracts were…