Building and swimming pool construction

Claim 1

A swimming pool comprising a ground excavation, a hanging grid assembly disposed around the upper periphery of the excavation, said hanging grid including means for attaching a pool liner to said hanging grid, a flexible watertight pool liner attached to said hanging grid so as to cover the interior surface of the excavation, the hanging grid further including a pair of arms depending downwardly into the excavation, the arms terminating in lip portions each extending horizontally towards the other arm to form a female fitting extending around the upper periphery of the excavation, a plurality of wall construction panels each having a male fitting along the upper and lower edge thereof, the male fitting on the upper edge engaging the female fitting of the hanging grid to form side and end walls, the male fittings having retaining ridges extending along the upper and lower edge of the panel for engaging the lip portions of the hanging grid, at least a portion of the panel being compliable so that the upper and lower ridges can be squeezed together while engaging the hanging grid, a floor beam extending around the lower periphery of the excavation,said floor beam comprising, along two opposite sides of the lower periphery, a plurality of wall-to-floor joining members, each joining member having two female fittings disposed at a right angle, the fittings each having two parallel arms terminating with lip portions facing approximately together for engaging the retaining ridges of a male fitting with one of said female fittings engaging the male fitting of a wall construction panel, a plurality of floor construction panels each having male fittings similar to the wall construction panels joined together with female joining strips to form a pool floor assembly, the pool floor assembly having, along two opposite sides thereof, male fittings engaging a female fitting of the wall-to-floor joining member.