North Carolina Swimming Pools Course This classification covers the construction, service, and repair of all swimming pools. It includes: (i) excavation and grading; (ii) construction of concrete, gunite, and plastic-type pools, pool decks, and walkways, and tiling and coping; and (iii) installation of all equipment including pumps, filters and chemical feeders. It does not include direct connections to a sanitary sewer system or to portable water lines, nor the grounding and bonding of any metal surfaces or the making of any electrical connections.