■ Project name: Huaneng Wuhan Power Generation Co., Ltd. Phase I, II and III Coal Yard Closed Reconstruction Project;

■ Project location: No.1 Pingjiang Avenue, Yangluo Development Zone, Xinzhou District, Wuhan City, Hubei Province;

■ Structure type: spherical joint arch shell with square pyramid bolt;

■ Project Description: The grid has a span of 111m, a length of 298m, a projected area of 33,078m2 and a weight of 3700t.