This paper mainly researches the special features of design and construction of a lightfull-section roll formwork. This formwork is a kind of 3-dimension structue composing ofshape-steel. It has many fine working capacities and agrees with the requirements of lightweight, stiffness, fast speed, economy and safety of modern large span cantilever-construc-tion bridges for formworks. It has been successfully appled in the construction of the cable-s...
