A conveyor system for transporting sand that is moved outwardly, from a lower end of an enclosure region in at least one animal stall toward a gutter, to a discharge location. The conveyor system includes a conveyor assembly having a transportation element for moving the sand, a drive subassembly for moving the transportation element on a predetermined path, and one or more guide subassemblies, for guiding the transportation element. The conveyor system also includes one or more support assemblies for at least partially defining a slot in the preselected region in which a part of the transportation element is receivable, for receiving at least a portion of the sand, and one or more grates located at least partially above the part of the transportation element positioned in the preselected region, through which the portion of the sand is permitted to pass.