Research Article

Deformation Law of the Diaphragm Wall during Deep Foundation Pit Construction on Lake and Sea Soft Soil in the Yangtze River Delta

Table 2

Statistics of basic deformation information of the deep foundation pit of the station.

NumberingProject nameExcavation size of the foundation pitThickness of the diaphragm wall (m)Support mode
Length (m)Width (m)Depth (m)

1Fengqi road station [22]182.922.124.781.0N/A
2Qingchun road Jiangnan well foundation pit [23]86.825.2291.26 reinforced concrete supports
3Foundation pit of a station of metro line 2 [24, 25]245.524.02517.9451.0/1.21 concrete support + 5 steel supports
4Foundation pit of a station of metro line 5 [24, 25]182.925.02525.351.23 concrete supports + 4 concrete supports
5Pengbu road station [26]443.944.5170.83 concrete supports + 5 steel supports
6Qingnian road station [27]2003016.930.82 concrete supports + 3 steel supports
7Xintang and Jingfang stations [28]465.620.7170.81 steel support + 4 concrete supports
8Fuming road station [29]1891817.160.81 concrete support + 4 steel supports
9Deep foundation pit of a station of Ningbo metro line 1 [30]17519.2517.280.81 concrete support + 4 steel supports
10Minglou station [31]154.7524.02517.90.81 concrete support + 5 steel supports
11A foundation pit of Shanghai M6 line [32]1056.334N/A160.6/0.8Two concrete supports + two steel supports
12Gulang station [33]4202617.950.81 concrete support + 3 steel supports
13Foundation pit of a station in Shanghai [34]952521.511 concrete support + 5 steel supports
14Deep foundation pit of a station in Shanghai [35]489N/A21.30.8/11 concrete support + 5 steel supports
15Qufu road station of line M2 [36]288.420.123.321N/A

Note. N/A means that there are no relevant data in the cited papers, and the data are mainly derived from reports and existing papers.