Patent ID: 8820024

Claim:
A block for use in a building erection, consisting of: an inner face member formed of a composite material of predetermined thickness, and defining a perimeter there around, the perimeter having a groove disposed continuously within the thickness of the perimeter; an outer face member formed of a composite material of predetermined thickness, and defining a perimeter there around, the perimeter having a groove disposed continuously within the thickness of the perimeter; wherein the inner face member and the outer face member being disposed in a substantially parallel manner, and being spaced apart by a span of predefined distance; a core member formed of insulative composite material and disposed in the span between the inner face member and the outer face member and being coextensive therewith; the core member having a smooth concave profile along a perimeter thereof connecting the inner face member to the outer face member defining a continuous arcuate surface from the inner face member to the outer face member; and locking members being fabricated from steel disposed in the grooves of each of the inner face member and the outer face member; wherein the concave profile of the core member of the plurality of blocks defines passages through the building erection for electrical conduits, plumbing conduits, heating and air conditioning conduits.