JIPlKIC 结构设计原理 The principle of structure design 7.1.3 Construction requirements (1)Rectangular cross-section for the most common form of Section height h is greater than 600mm,use more eccentric compression Shaped or box-shaped cross section. Circular section is mainly used for column Pier,Pile Foundation. (1) Rectangular cross-section for the most common form of Section height h is greater than 600mm, use more eccentric compression Shaped or box-shaped cross section. Circular section is mainly used for column Pier, Pile Foundation. §7.1.3 Construction requirements