Round Hill Water System Airmont 500,000-Gallon Elevated Water Storage Tank

Key Accomplishments

Johnston Construction Company

• The work included installation of a new 500,000-gallon elevated water storage tank, 12-inch water piping to connect the tank to the existing Town water system, gravel access road, site work, and appurtenances.
• The project was constructed under a single contract for the Town of Round Hill, with Peed & Bortz, LLC serving as Engineer.
• The project site was located near Yatton Road in Round Hill, Virginia, on a Town-owned parcel south of Round Hill.
• The work required the existing Town water system to remain in continuous operation throughout construction, with connection and startup activities coordinated with the Owner and Engineer.
• Major work included elevated tank construction, site preparation, earthwork, water distribution piping, valves, gravel access road, water service, yard hydrant, electrical work, lighting, low-voltage distribution, SCADA coordination, tank painting, tank appurtenances, testing, startup, and closeout.
• The work required coordination with the Town of Round Hill, Peed & Bortz, CB&I, Valley Automation, Loudoun County, VDOT, VDH, utility providers, testing agencies, inspectors, equipment suppliers, subcontractors, and project stakeholders.
• The project required compliance with Town of Round Hill requirements, Peed & Bortz project requirements, Loudoun County permitting requirements, VDOT permitting requirements, VDH Waterworks Construction Permit requirements, water distribution requirements, elevated tank requirements, electrical requirements, SCADA coordination requirements, testing requirements, safety requirements, and closeout requirements.
• The agreement required JCC to complete all work as a single contract for the Round Hill Water System Airmont Water Tank project in Round Hill, Virginia.
• The project included construction of a new 500,000-gallon elevated water storage tank with related site work, piping, and appurtenances. The work supported the Town of Round Hill water system by adding new elevated water storage capacity and connecting the new tank to the existing Town water distribution system.
• JCC’s scope included installation of the new elevated water storage tank, 12-inch water piping to connect the tank to the existing Town water system, gravel access road, site work, electrical work, SCADA coordination, testing, startup, and project closeout.
• The project site was located at Yatton Road in Round Hill, Virginia. The specifications identify the tank site as a 1-acre parcel owned by the Town, located south of Round Hill near Yatton Road, with access to the property from Yatton Road / VDOT Route 712.
• The work required construction sequencing to maintain the existing Town water system in continuous operation throughout the construction period. JCC coordinated connection to the existing water main and startup / transition activities with the Owner and Engineer so normal water service would not be disrupted.

Concrete Services Division

• Concrete Services Division, LLC performed concrete construction work for the Round Hill Water System Airmont Water Tank project in Round Hill, Virginia.
• CSD performed its work under subcontract to Johnston Construction Company for forming and concrete placement associated with the Round Hill 500KGAL Airmont Elevated Water Storage Tank project.
• CSD’s scope included mobilization and demobilization of concrete equipment, rental of form material, purchase of form lumber, installation and stripping of forms, concrete placement labor, concrete finishing labor and supplies, concrete curing labor and supplies, and concrete accessory material and labor.
• Major concrete work included concrete, footing forming, slab-on-grade forming, curved wall forming, boxout forming, footing placement, slab-on-grade placement, wall placement, float and screed work, trowel finishing, point and patch work, bagging, curing, accessories, and pipe pads.
• The work required coordination with Johnston Construction Company, the Town of Round Hill, Peed & Bortz, CB&I, concrete suppliers, testing agencies, pumping services, equipment providers, tank construction personnel, and project stakeholders.
• The project required compliance with General Conditions, Supplementary Conditions, submittal procedures, quality control requirements, Spheroid Elevated Water Storage Tank requirements, Drawings TS5 and TS6, CSD control estimate, CB&I project specifications, CB&I foundation drawings, JCC schedule, safety requirements, testing coordination requirements, and closeout requirements.
• Concrete Services Division, LLC performed concrete construction work for the Round Hill Water System Airmont Water Tank project in Round Hill, Virginia. The work supported construction of the new 500,000-gallon elevated water storage tank for the Town of Round Hill.
• CSD performed the work under subcontract to Johnston Construction Company. The CSD subcontract, No. 202412SC02, was dated effective August 9, 2024, and identified Concrete Services Division, LLC as the subcontractor and Johnston Construction Company as the contractor. The delivery location was RH Airmont 500KGAL EWST, Yatton Road, Round Hill, Virginia.
• The overall project included construction of a new 500,000-gallon elevated water storage tank with related site work, piping, and appurtenances. The project supported the Town of Round Hill water system by adding new elevated water storage capacity and connecting the tank to the existing Town water distribution system.
• CSD’s work focused on the concrete construction required to support the elevated water storage tank facility. The scope included forming, placing, finishing, curing, and accessory work associated with the tank foundation, tank slab, valve box pads, pipe pads, and related concrete components.
• The concrete scope included mobilizing and demobilizing concrete equipment, tools, and supplies to and from the jobsite; rental of form material; purchase of form lumber; installation and stripping of forms; concrete placement labor; concrete finishing labor; concrete finishing supplies; concrete curing labor; concrete curing supplies; and concrete accessory material and labor for items such as PMJ, waterstop, caulk, and related accessories.
• CSD’s scope also included winter protection labor, re-steel placing labor and supplies on a time-and-material basis to JCC if performed, unloading rebar labor on a time-and-material basis to JCC if performed, setting anchor bolts on a time-and-material basis to JCC, coordination of concrete purchased by JCC, coordination of testing lab services paid for by JCC, coordination of concrete pumping services paid for by JCC, and coordination of JCC and outside equipment rentals paid for by JCC.
• The concrete work included approximately 112 cubic yards of concrete, 153.14 square feet of footing forming, 6.00 square feet of slab-on-grade forming, 800.76 square feet of curved wall forming, and 62.00 square feet of boxout forming.