Abstract：
In Hubei Qingshan Thermal Power Plant expansion project, the three mutually connected silos are 51m high, with a diameter of 33 m, having large volume and belonging to superheavy structure. High formwork scheme is adopted to solve various difficulties, such as superheavy crossbeam of coal bunker, formwork installation on oblique wall of cone-shaped square bunker and reinforcement of radiate beam forms on the top, etc., and construction requirements are successfully satisfied.
