Research Article
Structural Optimization of Ship Lock Heads during Construction Period considering Concrete Creep
Table 3
Ship lock head construction schedule and associated initial temperature.
| | Construction sequence | Construction schedule | Construction duration (day) | Construction intermissions (day) | Initial temperature (°C) |
| | S1 | Pouring bottom plate | 1 | 7 | 15.13 | | S2 | Dismantling bottom plate’s formwork | 1 | 33 | — | | S3 | Backfilling the first layer of gravel | 15 | 95 | 15 | | S4 | Pouring the corridor layer | 2 | 8 | 23.97 | | S5 | Dismantling corridor layer’s formwork | 1 | 24 | — | | S6 | Backfilling the second layer of gravel | 17 | 23 | 15 | | S7 | Pouring the empty-box layer | 2 | 8 | 14.22 | | S8 | Dismantling empty-box layer’s formwork | 1 | 54 | — | | S9 | Pouring the second-stage concrete | 1 | 7 | 9.78 | | S10 | Dismantling the second-stage concrete’s formwork | 1 | 19 | — | | S11 | Backfilling the third layer of gravel | 20 | 29 | 15 |
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