Mountain/flat double column big tube sleeve small tube support scheme
Ø Compatible with vertical (two row vertical) and horizontal (four row horizontal) structures
Ø Conventional columns are used φ 60/ φ 76 round pipes, diagonal beams, and purlins are made of C-shaped steel, and diagonal supports are made of angle steel, etc
Ø 150/200 cast-in-place pile
Advantages: The large pipe sleeve and small pipe scheme has good structural stability, wide adjustment range for mountainous terrain, strong adaptability to complex terrains, and can adapt to various complex terrains. The pile foundation is small, the construction speed is fast, and the installation is convenient and fast.
Disadvantage: A large number of pile foundations