Experimental investigation on wind load characteristics of hemispherical dome

In view of priority and characteristics of spatial grid roof structure,applying grid structure and light roof to roof between turbines in main building of power plant and substation control building is becoming popular.

Application of Firestone s non-penetrating mechanically fastened waterproofing system in steel roof;

Discussion on concept design of long span special steel roof structures;

An introduction is given of construction measures and key control points in the construction of large roof structure, focusing on such key technologies as high formwork, massive concrete, and prestress works.

The results show that the sealing performance is affected by the machining quality of the sphere surface and the cone-shape surface of the spherical sealing joint, and the assembling quality.