Spiral-shaped basaltic or FRP reinforcement for cementitious construction and repair.

The concept

Two lengths of basaltic or FRP rebar are formed into spirals and coupled at crossover locations. The resulting structure can be embedded in or covered with cementitious material.

This is a concise concept summary. Review the original Footprint Engineering page for technical information, drawings and current terms.

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Two lengths of basaltic or fibre-reinforced polymer rebar are formed into spirals and joined at crossover points. The assembly is intended to be embedded in cementitious material for construction or repair.