... 4>as your request Fast-Ribbed Formwork Series / Rib Mesh / Rib Mesh Formwork / High Rib Formwork MeshMaterial: Hot-dipped Galvanized Steel ... concrete permanent dismantle free template for civil engineering such as tunnel, bridge, raft-style foundation, sewer system, subways, retaining ... It is widely used in big scale building, such as tunnel, bridge, basis,cloaco,subway. Holding wall, nuclear power ...