| 1 | It also has the caisson for emergency cases. | |
| 2 | This is the caisson block, which was made to prevent people from a nuclear danger. | |
| 3 | In emergency case it could be closed with caisson with the weight of 150 tons. | |
| 4 | Cost estimations for various schemes do not include preliminary items and the caisson units. | |
| 5 | All-round undertaking caisson shift within the one million tons and marine floating transport project. |