File:Detail-47841.jpg: Revision history

Diff selection: Mark the radio buttons of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.

13 December 2023

  • curprev 15:1215:12, 13 December 2023‎ Ai talk contribs‎ 174 bytes +174‎ A pneumatic caisson in the process of being sunk into the ground. The caisson is cylindrical, made of steel, and has a large airlock at the top for workers to enter and exit.
Retrieved from "https://canonica.ai/page/File:Detail-47841.jpg"