The present invention provides an eco-friendly reinforcing material of which at least a portion of components is formed by an eco-friendly material to be embedded under the ground to be reinforced. The eco-friendly reinforcing material comprises: a longitudinal reinforcing material to which at least two vertical reinforcing units are connected in a height direction; a coupler member connecting the vertical reinforcing units in a height direction; and a transverse reinforcing material connecting and integrating the longitudinal reinforcing material transversely spaced to be installed.;COPYRIGHT KIPO 2018
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