... galfan coated gabionsGabion manufactured from double twisted hexagonal woven steel wire mesh,as per ASTM A975-97 Gabions are filled with stones ... channel linings, and weirs for erosion control projects. The steel wire used in the manufacture of the gabion is heavily Galfan ... ) centers. To reinforce the structure, all mesh panel edges are selvedged with a wire having a greater diameter. Gabions shall be ...