Town lattice truss
E446302
The Town lattice truss is a 19th-century wooden bridge design characterized by a crisscross lattice of planks fastened with wooden pins, widely used for its strength, simplicity, and ease of construction.
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
bridge truss design
ⓘ
lattice truss ⓘ patented structural system ⓘ wooden truss ⓘ |
| advantage |
ease of assembly by relatively unskilled labor
ⓘ
no need for large dimension timbers ⓘ redundant load paths ⓘ simple joinery ⓘ suitable for prefabrication ⓘ |
| component |
bottom chord
ⓘ
diagonal lattice planks ⓘ top chord ⓘ wooden pins at intersections ⓘ |
| constructionMethod |
nailing or pinning planks at regular intersections
ⓘ
repetitive modular lattice panels ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| designGoal |
ease of construction
ⓘ
economical use of timber ⓘ simplicity ⓘ strength ⓘ |
| distinctFrom |
Burr arch truss
ⓘ
Howe truss NERFINISHED ⓘ Pratt truss ⓘ |
| eraOfProminence | 19th century ⓘ |
| fasteningMethod |
treenails
ⓘ
wooden pins ⓘ |
| fieldOfUse |
bridge engineering
ⓘ
civil engineering ⓘ |
| inception | 1820s ⓘ |
| influenced | development of American covered bridge design ⓘ |
| inventor | Ithiel Town NERFINISHED ⓘ |
| loadPath | distributed through multiple diagonal members ⓘ |
| maintenanceCharacteristic | individual members can be replaced if damaged ⓘ |
| materialUsed |
timber planks
ⓘ
wood ⓘ |
| patentDate |
1820
ⓘ
1835 ⓘ |
| patentHolder | Ithiel Town NERFINISHED ⓘ |
| spanRange | suitable for medium spans ⓘ |
| structuralBehavior | primarily axial forces in members ⓘ |
| structuralFeature |
crisscross lattice of planks
ⓘ
multiple intersecting diagonal members ⓘ planks fastened with wooden pins ⓘ |
| typicalUse |
covered bridges
ⓘ
highway bridges ⓘ railroad bridges ⓘ |
| usedIn |
historic covered bridges in New England
ⓘ
historic covered bridges in the Mid-Atlantic United States ⓘ historic covered bridges in the Midwest United States ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.