The Forth Bridge Firth of Forth, Scotland By Christina Hui and Lisa Winter.
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Transcript of The Forth Bridge Firth of Forth, Scotland By Christina Hui and Lisa Winter.
The Forth BridgeFirth of Forth, Scotland
By Christina Hui
and Lisa Winter
Firth of Tay Bridge
-Sir Thomas Bouch
-85 spans
-collapsed
December 28, 1879
-70 deaths
-vertical columns not sufficiently braced to withstand lateral wind pressure
Benjamin Baker-1840-1907- Experienced with iron and railroads- Involved in construction of Victoria Station London 1861- Heavy involvement in developing London Tube Lines- Consulting Engineer Aswan Dam 1894-1902
hinges
caisson
Quebec Bridge
The following table ranks the world’s largest cantilever bridges with spans over 350 meters.
Rank
Bridge Centre Span (m) Country Year Completed
1 Quebec 549 m. (1800 ft.) Canada 1918
2 Forth 521 m. (1710 ft.) Scotland 1890
Scientific: steel cantilever truss; longest span at its time; clear load path
Social: Easy way to travel from south of Scotland to north of England; tourism
Symbolic: restored faith in bridge building; inspired artwork