Aggregate construction materials, composed of polymer concrete materials for structural use; Aggregate building materials, composed of polymer concrete materials for structural use; Aggregate Construction and building materials, composed of polymer concrete materials for manholes, pipe, trench drains, sumps for use as collection basins for corrosive liquids and wastewater, manholes for use in industries that use or store corrosive liquids comprising a pre-cast structure ready for installation, structures for use with electrolyte cells, equipment foundations for storing heavy equipment and electrical boxes on plant sites or in corrosive environments; Prefabricated nonmetal architectural columns, support beams, and corrosion resistant liners for existing structures