Table 4 Cases of shield tunneling adjacent to operational subway tunnels in Shanghai and Hangzhou
Project no. | Tunnels be constructed | Tunnel crossing | Existing tunnels | Source of citation |
|---|---|---|---|---|
1 | Shanghai subway Line 2 tunnels | Approximate vertical under-crossing | Subway tunnels on Line 1 | Bai et al. (2000) |
2 | Shanghai subway Line 4 tunnels | Under-crossing along a 380Â m radius curve | Subway tunnels on Line 2 | Wang et al. (2004) |
3 | Shanghai subway Line 7 tunnels | Under-crossing at a skew of 98° | Subway tunnels on Line 1 | Chen et al. (2011) |
4 | Shanghai subway Line 7 tunnels | Under-crossing at a skew of 40° | Subway tunnels on Line 2 | Zhu and Huang (2010) |
5 | Shanghai subway Line 7 tunnels | Under-crossing | Subway tunnels on Line 2 | Zhu and Huang (2010) |
6 | Shanghai subway Line 11 tunnels | Under-crossing at a skew of 30° | Subway tunnels on Line 1 | Pan (2011) |
7 | Shanghai subway Line 11 tunnels | Under-crossing | Subway tunnels on Line 2 | Wang (2011) |
8 | Shanghai EXPO power able tunnel | Under-crossing at a skew of 86° | Subway tunnels on Line 2 | Yan et al. (2009) |
9 | Shanghai EXPO power able tunnel | Under-crossing | Subway tunnels on Line 4 | Han (2013) |
10 | Shanghai South Xizang Road river crossing tunnel | Under-crossing at a skew of 56° | Subway tunnels on Line 8 | Jiang (2009) |
11 | Hangzhou subway Line 4 twin running tunnels | Under-crossing | Up-line tunnel of Line 1 | Not reported |
12 | Shanghai subway Line 11 up-line tunnel | Under-crossing at a skew of 75° | Subway tunnels on Line 4 | Wang et al. (2014) |
13 | Shanghai subway Line 11 down-line tunnel | Above-crossing at a skew of 75° | ||
14 | Shanghai subway Line 8 tunnels | Above-crossing at a skew of about 75° | Subway tunnels on Line 2 | Wang and Yu (2006) |
15 | Shanghai subway Line 10 tunnels | Above-crossing | Subway tunnels on Line 1 | Zhu and Huang (2010) |
16 | Shanghai subway Line 13 tunnels | Above-crossing at a skew of about 76° | Subway tunnels on Line 4 | Zhu and Huang (2010) |
17 | Shanghai subway Line 9 tunnels | Above-crossing | Subway tunnels on Line 1 | Zhu and Huang (2010) |
18 | Shanghai subway Line 9 in-and-out section tunnel | Above-crossing at a skew of 18° | Main line tunnel of Line 9 | Chen et al. (2009) |
19 | Shanghai Bund sightseeing tunnel | Above-crossing at a skew of about 51° | Subway tunnels on Line 2 | |
20 | Shanghai Bund passage tunnel | Above-crossing at a skew of 75° | Subway tunnels on Line 2 | Yuan (2012) |