Quebec Bridge (Quebec, 1907)

Quebec Bridge

Location:	Quebec, Capitale-Nationale, Quebec, Canada, North America
Crosses	Saint Lawrence
Replaced by	Pont de Québec (1917)

main span

549 m

truss	steel

August 1907	Buckling is noticed in some plates near the tower base. Theodore Cooper orders a halt of construction which never reaches the site.
29 August 1907, 15:00	After examining reports about buckling problems during construction of the bridge, Theodore Cooper sends a telegram to John Deans, chief engineer of the Phoenix Bridge Company on site. The telegram orders Deans to halt all works until the phenomenon has been studied in detail. Deans ignores it.
29 August 1907, 17:15	The bridge collapses 15 minutes before end of the working day. 85 workers crash into the waters, only 11 survive.

Tests of Nickel Steel Riveted Joints, in "Der Eisenbau", October 1910, n. 10 v. 1
D'une rive à l'autre / Brücken dieser Welt (7)(television documentary)
Brown, David J. Bridges, Macmillan Publishing Company, New York (USA), ISBN 002517455X, 1993; pp. 90
Deswarte, Sylvie & Lemoine, Bertrand L'architecture et les ingénieurs, Moniteur, Paris (France), ISBN 2281190994, 1997; pp. 116
Graf, Bernhard Bridges that Changed the World, Prestel, Munich (Germany), ISBN 3791327011, 2002; pp. 84-85
Graf, Bernhard Brücken, die die Welt verbinden, Prestel, Munich (Germany), ISBN 3791327003, 2002; pp. 84-85
Kranakis, Eda Fixing the Blame, in "Technology and Culture", July 2004, n. 3 v. 45
L'Hébreux, Michel Le Pont de Québec, Septentrion, Sillery (Canada), ISBN 2894481764, 2001
Middleton, William The Bridge at Québec, Indiana University Press, Bloomington (USA), ISBN 0253337615, 2001
Petroski, Henry Engineers of Dreams, Vintage Books, New York (USA), ISBN 0679730210, 1995; pp. 101-18