HANSON

STEEL PIPE

BUILDING MATERIALS, NAMELY, CRUSHED STONE, SAND, GRAVEL, CEMENT, ASPHALT, BRICK, CONCRETE PIPE; PRE-CAST AND PRE-STRESSED CONCRETE ARCHITECTURAL AND STRUCTURAL BUILDING COMPONENTS AND STRUCTURES, NAMELY, BOX CULVERTS, DRAINAGE STRUCTURES, DOUBLE "T" FLOOR, ROOF AND WALL UNITS, ARCHITECTURAL PANELS, SPANDREL AND FASCIA PANELS, COLUMNS, BEAMS, HOLLOW-CORE PLANKS, PARKING STRUCTURE PANELS