| Name: | UNNAMED CAISSON |
| Type: | Caisson |
| Launched: | 1911 |
| Completed: | 1911 |
| Builder: | Palmers' Shipbuilding & Iron Co Ltd |
| Yard: | Hebburn |
| Yard Number: | 815 |
| Dimensions: | 820grt |
| Engines: | None |
| Engines by: | n/a |
| Propulsion: | None |
| Construction: | Steel |
| Reg Number: | n/a |
| History: | |
| 1911 | Bombay Port Trust, Bombay |
| No later history known | |
| Comments: | One of a pair built for this port. See also YN 816 |
| Shipped & delivered in parts |