Soundproof wall including support of multi strength

The present invention is to ensure stability, the noise barrier by to have a brace stiffness of the present invention relates to a soundproofing wall with the holding of multi-rigid, sequentially reinforced by the lower side of the wind load is concentrated applied to the vertical direction of the holding sound insulation board holding the Wind for a function to be an object. And the base portion is a noise barrier having a multi-rigidity holding of the present invention, is installed in the road or are reinforced cheolrobyeon the reinforcement therein; Inserted between the fixed base portion and the fixing reinforcement and the box has a constant depth and width; The lower side holding portion that is fixed into the box and the fixing; Sound insulation board is installed between the holding and; The support member wrapped around fixed to the lower outer peripheral surface of the holding; including, and the support member, in a direction perpendicular to the inner wall surface is further formed at equal intervals in a plurality of insertion grooves, of the insertion groove, wherein the one side holding the outer peripheral surface as contact with the reinforcement insert is fixed and wherein the further provided.