The support of this project includes reinforced concrete support and steel support.
Three vertical supports are set up in the foundation pit, the first of which is a 600 × 900mm and 800 × 1000mm concrete rectangular support with a spacing of 9m, and the concrete strength grade is C30; The second and third supports are made of Q235 steel pipes with diameters of Φ 609mm and Φ 800mm, and a wall thickness of t=16mm, with a horizontal spacing of 3m.
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