Statements (19)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
truss bridge design
|
| gptkbp:category |
bridge engineering
structural engineering |
| gptkbp:feature |
independent tension members
no redundancy in tension members |
| gptkbp:historicalSignificance |
first all-metal bridge design used on American railroads
|
| https://www.w3.org/2000/01/rdf-schema#label |
Bollman truss
|
| gptkbp:inventedBy |
gptkb:Wendel_Bollman
|
| gptkbp:material |
wrought iron
|
| gptkbp:notableExample |
gptkb:Savage,_Maryland,_USA
gptkb:Bollman_Truss_Railroad_Bridge |
| gptkbp:patent |
1852
|
| gptkbp:replacedBy |
Pratt truss
|
| gptkbp:structureType |
suspension truss
|
| gptkbp:usedBy |
gptkb:Baltimore_and_Ohio_Railroad
|
| gptkbp:usedFor |
railroad bridges
|
| gptkbp:bfsParent |
gptkb:Bollman_Truss_Bridge
gptkb:Bollman_Truss_Railroad_Bridge |
| gptkbp:bfsLayer |
8
|