(C-49) Swimming pool contractor

To construct and repair concrete, gunite, metal, or plastic type pools, whirlpool baths, hot tubs, jacuzzies, pool decks, and walkways; including, but not limited to, installation and repair of water and gas service lines, from closest point of service to pool equipment, pool piping, fittings, back flow prevention devices, pumps, heaters, chlorine dispensers, pool plastering and other types of interior finishing and sealing, ceramic tile, coping, swimming pool accessories and safety devices, fences for protective purposes if in original contract and excavation and grading in connection with swimming pool construction;