Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
rail profile
|
| gptkbp:adoptedBy |
gptkb:European_railways
North American railways |
| gptkbp:alternativeName |
gptkb:Vignoles_rail
gptkb:flat-bottomed_rail |
| gptkbp:feature |
easier to fix to sleepers
wider base for stability |
| https://www.w3.org/2000/01/rdf-schema#label |
Vignoles flat-bottomed rail
|
| gptkbp:introducedIn |
1836
|
| gptkbp:inventedBy |
gptkb:Charles_Vignoles
|
| gptkbp:material |
gptkb:steel
|
| gptkbp:replacedBy |
gptkb:bullhead_rail
|
| gptkbp:shape |
inverted T
|
| gptkbp:usedIn |
gptkb:railway_line
narrow gauge railways standard gauge railways |
| gptkbp:bfsParent |
gptkb:Charles_Blacker_Vignoles
|
| gptkbp:bfsLayer |
7
|