tunnel boring machine
C11074
concept
A tunnel boring machine is a large, specialized mechanical device used to excavate tunnels through soil and rock by cutting, removing, and transporting material while simultaneously supporting the tunnel face.
All labels observed (3)
| Label | Occurrences |
|---|---|
| tunnel boring machine canonical | 3 |
| Prufrock series tunnel boring machine | 1 |
| TBM | 1 |
Instances (3)
| Instance | Via concept surface |
|---|---|
| Prufrock-1 | — |
| Prufrock tunnel boring machine | — |
| Harriet | — |