Generals Greene Water Treatment Plant – 1,500-Gpm Facility Replacement & Rehabilitation

Johnston Construction Company

• Johnston Construction Company served as Prime Contractor for the Generals Greene Water Treatment Plant Rehabilitation Project in Dover, Delaware, involving the demolition of existing water treatment infrastructure and construction of a new 1,500-gallon-per-minute (GPM) water treatment facility for Tidewater Utilities, Inc.
• JCC's contracted demolition scope included the removal and proper disposal of two existing 20,000-gallon horizontal water storage tanks, associated piping, and the existing water treatment plant structure, equipment, and foundations.
• Constructed a new approximately 912-square-foot, wood-frame water treatment building, incorporating concrete footings, foundation walls, floor slabs, masonry, framing, roofing, siding, miscellaneous carpentry, plumbing, and HVAC systems.
• Performed site preparation and earthwork, including erosion and sediment controls, approximately 300 linear feet of silt fencing, a construction entrance, topsoil removal and replacement, excavation, backfilling, stone placement, and removal of excess soil.
• Installed mechanical and process piping infrastructure, including ductile iron water piping, DR 35 PVC sewer piping, valves, fittings, piping supports, and associated equipment connections serving the replacement treatment facility.