Research Article
Analysis and Field Measurement on the Internal Force Variation Laws of Steel Pipe Columns in Subway Stations
Table 4
Axial forces increment in different construction stages of the strip foundation stations (unit: kN).
| Station ID | Station | Axial force increment of the steel pipe columns | Stage 1 | Stage 2 | Stage 3 | Total | Remark |
| S1 | Xiangheyuan Station | 8943 | 2069 | 4606 | 15618 | | S2 | Shilihe Station | — | 3010 | 4298 | 7308 | Stage 1 construction has been completed when the measuring points installed | S3 | Dongdaqiao Station | 9843 | 1268 | — | 11108 | Proceeds to stage 2 but did not implement the midplate | S4 | Guangqumen Station | 9110 | — | — | 9110 | Stages 2 and 3 have not yet been reached | S5 | Mudanyuan Station | — | — | 2736 | 2736 | Construction in stages 1 and 2 has been completed when the measuring points installed |
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