This waterslide system or assembly that may allow for easy expansion of waterslides and more particularly an assembly and method for fixing a waterslide to a planar surface, or ground. The assembly may include reinforced portions of the waterslide which include apertures are allow for piercing of the reinforced portions to create apertures. The system may include a first sheet of material and subsequent sheets of material that may be the same or separate materials. A plurality of anchors may pass through the reinforced portions including the first sheet and subsequent sheets and fix the sheet(s) to the planar surface. The reinforced portions may be fixed to the sheet(s) through adhesion, sewing, weaving, welding, or other means. The reinforced portions may further include a flap that may comprise the same material as the reinforced portion itself.