Ensures Durability and Performance Time-tested, proven performance — used in many parts of the country for decades. Superior load bearing capacity — accommodates increased floor loading for file and library areas. Corrosion resistance and easy maintenance — maintains "like new" appearance for many years with no significant discoloration, staining or surface decay. Quality assurance — High Concrete's controlled manufacturing processes and adherence to rigid PCI quality standards assure the durability, strength and appearance of your MEGA-SPAN design. Find out more!