man-made passageway
C52448
concept
A man-made passageway is a constructed route or corridor designed to allow people, vehicles, or goods to move through, under, or between physical obstacles or spaces.
Observed surface forms (2)
| Surface form | Occurrences |
|---|---|
| commercial passageway | 1 |
| rock-cut passageway | 1 |
Instances (3)
| Instance | Via concept surface |
|---|---|
| Supai Tunnel | — |
|
Roman tunnel Seiano Grotto
surface form:
Seiano Grotto
|
rock-cut passageway |
| Glorieta de Insurgentes underpass | commercial passageway |