Analysis and Field Measurement on the Internal Force Variation Laws of Steel Pipe Columns in Subway Stations

Figure 15

Internal change of the steel pipe column in the construction process of the Jinrongjie Station. (a) Axial force change during the construction. (b) Bending moment change in 1,3 directions during the construction. (c) Bending moment change in 2,4 directions during the construction.

(a)

(b)

(c)