The 45-year-old onsite system at Belfountain Elementary School in the hamlet of Belfountain, Ontario, kept backing up, and weekly pump-outs made no difference. A steady rise in enrollment was overtaxing the 2,000-gallon septic tank and clay-tile drainfield.Anthony Acchione, owner of Allto Construction in Orangeville, was the district’s turnkey contractor and onsite installer. He discussed treatment options with senior project engineer John Hibberd, P.E., of HEI Group, Toronto.The system had to meet specific criteria. Control panels or monitoring devices could not be inside the school, and outside components had to be childproof. The system had to keep pace with further expansions
