A support assembly connectable to a base structure preferably disposed in an attic or other like location of a house, dwelling, and/or other building to provide or facilitate storage and or standing, walking, or crawling thereon. The support assembly comprising at least one or a plurality of mounting devices and at least one overlying member having an upper surface and a lower surface wherein the lower surface is removably connectable to the mounting devices. The mounting devices comprising an upper portion and an attachment mechanism. The attachment mechanism being removably connectable to the base structure.