Ocean View District 1,000,000-Gallon Elevated Water Storage Tank

LocationMillville, Sussex County, Delaware

MarketWater Storage and Tanks

CIVIL, FOUNDATION, MECHANICAL, ELECTRICAL, AND INSTRUMENTATION WORK FOR A NEW 1,000,000-GALLON ELEVATED WATER-STORAGE TANK.

Johnston Construction Company

Johnston Construction Company performed the civil, foundation, mechanical, electrical, and instrumentation construction supporting a new one-million-gallon elevated water-storage tank.
JCC constructed the pile-supported reinforced-concrete foundation required for the new pedestal spheroid tank.
The work included site preparation, excavation, dewatering where required, foundation backfill, compaction, grading, erosion and sediment controls, and final restoration.
JCC installed approximately 1,175 linear feet of 20-inch water main, three 20-inch gate valves, a fire-hydrant assembly, and a two-inch blowoff assembly.
The project included tank-overflow piping, a splash pad, storm-drainage piping, the site entrance, and supporting site improvements.

Concrete Services Division, LLC performed the concrete construction supporting the new one-million-gallon Ocean View District elevated water-storage tank.
CSD formed and placed the reinforced-concrete tank foundation in accordance with the contract documents and CB&I foundation drawings.
The concrete scope included the tank floor slab, curved foundation walls, splash pad, pipe-support pads, door pad, sump pit, and related structural concrete.
CSD installed footing, slab-on-grade, and curved-wall formwork and completed form stripping after the concrete achieved sufficient strength.
The company coordinated the placement of approximately 115 cubic yards of concrete purchased by Johnston Construction Company.

Electrical Services Division, LLC performed the electrical construction supporting the new one-million-gallon Ocean View District elevated water-storage tank.
ESD furnished and installed conduit, conductors, electrical connections, boxes, switches, receptacles, and supporting devices throughout the tank site.
The work included an electrical rack, utility-meter provisions, main disconnect, lighting panel, and transient-voltage surge-suppression equipment.
ESD furnished and installed the interior and exterior lighting systems serving the elevated tank and its operational areas.
The lighting package included seven Type A fixtures, one Type B fixture, two Type C fixtures, and a flight light.