Research Article
Investigation of Three-Dimensional Deformation Behavior due to Long and Large Excavation in Soft Clays
Table 1
Summary of construction activities.
| Stage number | Activity |
| 1 | Reinforce the passive zone, install SMW, and insert H-shaped steel | 2 | Excavate to −1.8 m and pour the first layer of concrete internal bracing | 3 | Excavate to −6 m and pour the second layer of concrete internal bracing | 4 | Excavate to −7.9 m and pour grade beams | 5 | Construct basement walls, pour slab, and demolish the second internal bracing and backfill | 6 | Pull out the H-shaped steel, fill the interspace, and demolish the first internal bracing |
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