usesSignallingPractice
P63209
predicate
Indicates that one entity employs or follows a particular signalling practice in its communication or behavior.
Observed surface forms (3)
- hasSignaling ×4
- usedToSignal ×3
- usedSignallingPractice ×2
Sample triples (10)
| Subject | Object |
|---|---|
| British Railways Western Region | Great Western Railway signalling traditions ⓘ |
|
CDS
surface form:
CDS (Child DS)
|
addition of DS records via predicate surface "usedToSignal" ⓘ |
|
CDS
surface form:
CDS (Child DS)
|
removal of DS records via predicate surface "usedToSignal" ⓘ |
|
CDS
surface form:
CDS (Child DS)
|
replacement of DS records via predicate surface "usedToSignal" ⓘ |
| British Railways London Midland Region | upper quadrant semaphore signals (legacy LMS practice) via predicate surface "usedSignallingPractice" ⓘ |
| British Railways London Midland Region | colour light signalling on main lines via predicate surface "usedSignallingPractice" ⓘ |
| Michigan Line | positive train control on many segments via predicate surface "hasSignaling" ⓘ |
| BNSF Chillicothe Subdivision | Centralized traffic control via predicate surface "hasSignaling" ⓘ |
| Union Pacific Railroad Martinez Subdivision | Centralized traffic control via predicate surface "hasSignaling" ⓘ |
| 14th Street Tunnel | automatic block signaling via predicate surface "hasSignaling" ⓘ |