0000027524 00000 n 0000022820 00000 n 0000026771 00000 n A giant iron ring rests outside of the engineering building; a twin sits outside of Hamilton’s city hall. Through the story of the 1907 Quebec Bridge disaster, in which seventy-six men died, author Dan Levert teaches a powerful object lesson in what can happen when that Obligation is forgotten. 0000096247 00000 n 0000022872 00000 n 0000029864 00000 n 0000022664 00000 n 0000097190 00000 n 0000027368 00000 n 0000020768 00000 n 0000046315 00000 n 0000066317 00000 n 0000094083 00000 n 0000045089 00000 n On August 27 McLure measured the bend again. Deans had read his wire but ignored it. and Theodore Cooper, the most reputed engineer of that time became the main consulting 0000024900 00000 n 0000026044 00000 n 0000050408 00000 n 0000023860 00000 n Quebec Bridge Disaster and The Iron Ring Presenter: Manreet Rahil Partner: Patric Lui Team: 1. 0000020054 00000 n Each budding engineer then receives an Iron Ring to be worn on the small finger of the working hand as a reminder throughout their career. The Quebec Bridge was designed to connect Sainte-Foy and Levis, Quebec, Canada. 0000043461 00000 n 0000126117 00000 n 0000098807 00000 n 0000027576 00000 n The Forth Bridge, like the Quebec Bridge crosses over a waterway used by ocean shipping. 0000051985 00000 n 0000026200 00000 n 0000025992 00000 n 0000054722 00000 n �w�X)��Y��?��p�G�y�����O�s�������oJѷnG�3���N5M�}����菏���ޖ?�eK���(;^���B!�� O��a<9��U�z-��{����K��� H���u7����SĦK9M�-P����Ja� Whether or not this is a fact it is to be seen as a symbol of the seriousness of the engineering profession's responsibility and the dire consequences of negligence or mistakes in an engineer's work. 0000021278 00000 n High above the St. Lawrence River, on a hot August day in 1907, a worker named Beauvais was driving rivets into the great southern span of the Quebec Bridge. 0000083702 00000 n 0000027836 00000 n 0000022094 00000 n 0000066503 00000 n 0000053657 00000 n 0000036985 00000 n 0000119918 00000 n 0000074773 00000 n ��^��� s2�-���E�9v�N���"�=e�e��"s|w��E��k?a7�|��(ECt�`�@IGh��7�@:n��L̴e,��-2���7�Ӏ]+Ԧ���v��mJ+�zM~��)�����Di�(����d6dv\Zv�̉aA�iho(�"uR��4��X��\�;��]S���0Vs��Ƥ�t=�$8Q�۔���uW�� 0000105778 00000 n 0000068754 00000 n High above the St. Lawrence River, on a hot August day in 1907, a worker named Beauvais was driving rivets into the great southern span of the Quebec Bridge. 0000082369 00000 n 0000028096 00000 n 0000078511 00000 n 0000062146 00000 n 0000096952 00000 n 0000076395 00000 n 0000012589 00000 n 0000103539 00000 n 0000092101 00000 n 0000110815 00000 n G�e��;}xs 0000105329 00000 n 0000044211 00000 n In. Deans had read his wire but ignored it. 0000109648 00000 n History Municipality of Huron Shores. 0000055495 00000 n 0000065603 00000 n 0000119230 00000 n There’s a legend where the rings given were made from the steel of a beam from the first Quebec Bridge. 0000044075 00000 n 0000062964 00000 n 0000108712 00000 n 0000077399 00000 n 0000107584 00000 n 0000020411 00000 n 0000026408 00000 n 0000080787 00000 n 0000092604 00000 n 0000057205 00000 n 0000082047 00000 n 0000120603 00000 n 0000044586 00000 n 0000049930 00000 n By the summer of 1907 the consequences of Cooper's design and of the lack of leadership on the site began to show up on the structure itself, especially in the "compression members" - the lower outside horizontal pieces running the length of the bridge. Why is this single band of iron worn around the pinky such a distinction? 0000106010 00000 n 0000055684 00000 n 0000020819 00000 n 0000066682 00000 n 0000109872 00000 n 0000035976 00000 n 0000039485 00000 n 0000022560 00000 n 21 0000028928 00000 n 0000101530 00000 n 0000020666 00000 n 0000080481 00000 n 0000040278 00000 n 0000019850 00000 n 0000074954 00000 n 0000113173 00000 n 0000073689 00000 n 0000025316 00000 n 0000058378 00000 n Fate or just blind luck determined who survived the catastrophe. It is customary that the ring should only be worn by the practicing engineer and should be returned when he or she retires or passes away. 0000021125 00000 n 0000112179 00000 n 0000056430 00000 n 0000020003 00000 n 0000064146 00000 n The ill-starred bridge suffered a second disaster on 11 September 1916 when a new centre span being hoisted into position fell into the river, killing 13 men. 0000024016 00000 n 0000025368 00000 n 0000097426 00000 n This Bridge collapsed twice, first in Aug. 1907 when the south arm of the half finished bridge failed, killing 86 workers. 0000084364 00000 n When Robert Douglas, a Canadian government engineer, reviewed Cooper's specifications, he criticized the very high stresses the longer span required. ^ Lawson, Don (2005). 0000074232 00000 n 0000059073 00000 n The deflection had grown. 0000038679 00000 n 0000088079 00000 n 0000103987 00000 n 0000106913 00000 n 0000020105 00000 n 0000028408 00000 n The brunt of the blame, however, was placed on the shoulders of Theodore Cooper, who had committed grave errors in design and his calculation of loads. 0000029136 00000 n 0000023756 00000 n 0000027212 00000 n p. 158. 0000124689 00000 n When engineering students in Canada are soon to graduate, the solemn “Ritual of the Calling of an Engineer,” penned by none other than Rudyard Kipling, charges them with their Obligation to high standards, humility, and ethics. 0000128158 00000 n 0000027108 00000 n 0000024640 00000 n 0000068201 00000 n 0000022456 00000 n 0000129581 00000 n 0000022924 00000 n 0000048450 00000 n 0000110342 00000 n 0000063780 00000 n DZ����k����6�>�K���?������=�(���dގ�O��ipN�RZ���I�xnV�����͔\Z�s�}M���FJ�=�i-��W䅜���Z��e��a��I�,F�!U�>ec(?$��K>?���V��; ��]������Y`\����x���2�����`3(֡3Fq`d;r�r9�ס����=�7��2����0ܱs��F?/y$˟+c]�BNI������� ���R����g��S?i�ْ��r��(� ��ٺ���H���Y� 0000056627 00000 n 0000066864 00000 n 0000021839 00000 n 0000022508 00000 n 0000048950 00000 n 0000076764 00000 n 0000029968 00000 n 0000043556 00000 n 0000101753 00000 n 0000025472 00000 n 0000020360 00000 n 0000020462 00000 n 0000051520 00000 n 0000122578 00000 n 0000043769 00000 n 0000078049 00000 n Why is it called Kipling? 0000028772 00000 n 0000035954 00000 n - foreword clarion review "a remarkably rigorous account of a bridge calamity that should be of interest to engineers. 0000052862 00000 n 0000126399 00000 n 0000071317 00000 n 0000074413 00000 n 0000063579 00000 n 0000023496 00000 n 0000106243 00000 n It took two years to clear the debris from the river. 0000013659 00000 n The story behind the iron ring goes way back to the turn of the century. 0000118187 00000 n 0000062370 00000 n 0000127701 00000 n 0000108034 00000 n 0000023288 00000 n 0000024588 00000 n 0000023132 00000 n 0000128380 00000 n 0000065779 00000 n 0000117023 00000 n 0000076035 00000 n 0000085369 00000 n 0000102200 00000 n 0000125541 00000 n 0000068942 00000 n It’s known for the tragedies that happened in the early 1900s when it collapsed back in 1907 and in 1916. 0000054208 00000 n 0000118887 00000 n 0000115005 00000 n 0000111062 00000 n 0000095535 00000 n © Corporation of the Seven Wardens, All Rights Reserved 2020 © Société des Sept Gardiens, Tous droits réservés 2020 0000115328 00000 n 0000019901 00000 n 0000028720 00000 n 0000103314 00000 n 0000097657 00000 n That word "cheapest" would come back to haunt him. 0000064506 00000 n 0000028668 00000 n The site became a pilgrimage for engineers come to consider the vast destructive forces of human error. 0000049444 00000 n 0000087053 00000 n 0000101080 00000 n 0000060711 00000 n Iron Bridge Ontario census profile 2011 Census of Population. 0000106692 00000 n 0000057407 00000 n 0000086373 00000 n 0000060156 00000 n 0000028980 00000 n 0000075136 00000 n 0000023964 00000 n 0000029552 00000 n The Canadian government took over the bridge project and rebuilt it with much heavier (and much uglier) cantilever arms. Although this is not true, the Ring is a symbol of both pride and humility for the engineering profession. 0000129388 00000 n 0000100857 00000 n "-kirkus review 0000089783 00000 n 0000079027 00000 n 0000023912 00000 n Every year, graduating Engineering students receive an Iron Ring at a private and voluntary "Ceremony of the Calling of an Engineer". 0000114416 00000 n On Cold Iron. Through the story of the 1907 Quebec Bridge disaster, in which seventy-six men died, author Dan Levert teaches a powerful object lesson in what can happen when that Obligation is forgotten. 0000067811 00000 n 0000111947 00000 n 0000027628 00000 n 0000106462 00000 n Originally, the rings were made of iron, with the false belief that they were made from the iron from the collapsed Québec Bridge. 0000020207 00000 n 0000048692 00000 n 0000103764 00000 n 0000072429 00000 n 0000038081 00000 n 0000090790 00000 n In addition to that, the symbolism behind the Iron in the Iron ring is that it came from the collapsed parts of the wreckage of the Quebec Bridge. "on cold iron is an outstanding historical and technical study of an avoidable human tragedy." The Quebec Bridge collapse of 1907 inspired the first ceremony. 0000059849 00000 n The timekeeper Huot, who had been just about to whistle the end of the work day, ran in panic as he felt the deck collapsing below him, reaching safety as the last girder snapped behind him. ^ Iron Ring ^ Information Relevant to the Iron Ring Ceremony, November 22, 2001; Retrieved April 4, 2010 ^ Frants Lichtenberg's letter to his son Steen Lichtenberg in 1954, describing the construction of the Quebec Bridge. 0000065241 00000 n The iron ring's circular shape has been said to symbolize the continuity of the profession and its methods and the circle is also an appropriate symbol of the iterative engineering design process. 0000076575 00000 n During the incident, 75 of the 86 workers on the bridge were killed, and the rest injured. 0000109170 00000 n 0000024484 00000 n Legend has it that the metal used to make the rings comes from the beams of the Quebec Bridge, which collapsed in the early 20th century as a result of shoddy engineering. 0000020717 00000 n 0000047499 00000 n was driving rivets into the great southern span of the Quebec Bridge. 0000104880 00000 n The First Quebec Bridge Disaster -A Case Study. It took two years to clear the debris from the river. 0000030043 00000 n 0000043359 00000 n Woven from transcripts of the inquiry into the collapse, the report of the commissioners, and other sources including the coroner's inquest, On Cold Iron plays out like a fast-paced thriller. Each budding engineer then receives an Iron Ring to be worn on the small finger of the working hand as a reminder throughout their career. 0000095292 00000 n %]��NnI-��_�҅�j�Е��P•}���R@�[&�&�-���\����R�++k�9g>�Txp�j[���k 0000093351 00000 n 0000022300 00000 n 0000029916 00000 n 0000047019 00000 n Marsh, James H.. "Quebec Bridge Disaster". 0000074045 00000 n 0000021584 00000 n 0000025108 00000 n 0000059240 00000 n 0000037874 00000 n 0000040082 00000 n 0000073158 00000 n 0000058547 00000 n 0000063962 00000 n However, the history of this bridge is fraught with failure and loss of human life. 0000025056 00000 n 0000022043 00000 n 0000020564 00000 n 0000071884 00000 n 0000027264 00000 n It’s a national historic site, and it still holds the world record as the longest cantilever bridge with a span of 1800 feet. 0000067234 00000 n levert's research is impeccable and his prose unfailingly lucid, making for an informative and compelling read. 0000021227 00000 n 0000090119 00000 n 0000090454 00000 n A young engineer by the name of Norman McLure was the first to see the problem. But the collapse of the bridge led to the tradition of the Iron Ring to symbolize the humility and fallibility of engineers. 0000113934 00000 n 0000053134 00000 n 0000028460 00000 n On Cold IronA Story of Hubris and the 1907 Quebec Bridge Collapse by Dan Levert. 0000025940 00000 n 0000024380 00000 n 0000050643 00000 n A common myth about the Iron Ring is that the earliest rings were forged from the unusable iron and steel from the first collapse of the Quebec Bridge in 1907. 0000021431 00000 n He was a proud even arrogant man who had numerous prestigious projects to his name, including the Second Avenue Bridge in New York. 0000021482 00000 n 0000092357 00000 n 0000029188 00000 n It's usually stainless steel these days, though a few are still made of wrought iron. 0000048211 00000 n 0000022196 00000 n 0000100178 00000 n 0000126683 00000 n Cooper wired back almost plaintively "How did that happen?" ��5Cf��h=\�5о�R�@�0Yd_���0�i�y2��1���=��g�Ɠ'c���J�CJ�S�B�oZt0��J/��@�6��D@��jG���ҖХ�LV��2doz��Cc�.��f��h�۠�'��%�\ϲƮd��ݳ���\�ea]���Zj̮d�~>G�^�z`�5�V��|�=I�E����`���k�K�>ys'�!����kee���L\6Z�ke�O);�Tz�A����W=$��Lh e㢬��ʆӲ�.�׽�Yo9p�ߕI��~_�Y�0�Ι�N���%�,�%e�)�-�0��LQcǗJo�gf�� ? 0000089448 00000 n 0000102870 00000 n These events highlighted the reality of an engineer’s role in public safety and gave rise to ethical commitments made by those joining the engineering profession, to serve the public good. 0000025160 00000 n A cantilever bridge was proposed as the most fea­ sible design to bridge the harsh, icy waters of the St. Lawrence River. Engineering ethics was conceptualised during the 19th century after a succession of catastrophic incidents including the Ashtabula River Railroad Disaster, Tay Bridge Disaster and the Quebec Bridge collapse. 0000064872 00000 n 0000070960 00000 n 0000024432 00000 n 0000109408 00000 n From 1922 to 1925, the structure that would administer the oaths, or "callings," was organized. 0000124460 00000 n 0000051062 00000 n 0000022716 00000 n Why an Iron Ring? Now, the bridge collapsed during construction in 1907, killing 76 men. 0000097886 00000 n 0000024276 00000 n 0000072977 00000 n 0000071513 00000 n Thanks for contributing to The Canadian Encyclopedia. Of the 86 workers on the bridge that August 29, 1907, 75 died, many of them local Caughnawaga, famous for their high steel work. 0000056819 00000 n The ring … 0000023392 00000 n He has been a professional engineer since 1981. Still others drowned before the rescue boats could reach them. 0000065964 00000 n 0000028044 00000 n 0000026952 00000 n 0000046787 00000 n 0000065416 00000 n 0000101306 00000 n 0000021023 00000 n ���+�ݲbE�\Y��R����P� 0000021992 00000 n 0000102424 00000 n McLure reported two more bent chords on August 12 but Chief Engineer John Deans insisted that work continue. 0000071142 00000 n Dan Levert was Obligated in 1978. 0000058214 00000 n 0000020615 00000 n 0000020513 00000 n (�=O���0�ܷ�� q�i���� 0000111289 00000 n 0000119573 00000 n 0000061175 00000 n 0000021941 00000 n 0000072613 00000 n H��WM��6��W�H����+�d�"E�C@�G�n�uP{���9�DI�V0`[�7�o��t��j�ӵ��s=Uw�|�������:8Lе����!����q�nOk����格`?���ܰ�� \��T7��V���0����٘��^���J�x The Ring is given as part of "The Ritual of the Calling of an Engineer", written by Rudyard Kipling. 0000099951 00000 n Increasingly, the rings are made from stainless steel. The Canadian government took over the bridge project and rebuilt it with much heavier (and much uglier) cantilever arms. 0000112921 00000 n 0000023236 00000 n �YVl��י9RlmC�햁L��fmb����Juj}�&�}Һ��2�҅�~�W]� �x�M�7�3K%Ի�bI0� !צ�Rj���\��mkxct8�-nn�n\��\T�P�z�%�~]�n\��ܰ��|!D*��Ed� �����ϖ&Ɣ��o�P��#�*l����\�S� �����.̍�[�v�6�BSiq�V���+������!���UD׎5����Y֓0yN.�U#�C;X��f���-+�ta�W�P�0�2���ڏ6�k�LL�mow5�v)x��>�������)՛�$��:X?���s>A1S} 0000061658 00000 n %PDF-1.2 %���� • In 1882 Quebec Bridge Company was granted the contract for the bridge • Due to short finance , nothing was done until 1887 when Quebec Bridge was incorporated with the Railway Company • Now the new management demanded to get the project rolling a.s.a.p. 0000124155 00000 n The ill-starred bridge suffered a second disaster on 11 September 1916 when a new centre span being hoisted into position fell into the river, killing 13 men. 0000034134 00000 n 0000025784 00000 n 0000107146 00000 n 0000021737 00000 n 0000026668 00000 n 0000087392 00000 n During this ceremony, young graduates receive The Iron Ring (which has since been a substitute for steel) to be worn on the little finger of their working hand. 0000076215 00000 n 0000024224 00000 n 0000094572 00000 n 0000031266 00000 n 0000026096 00000 n 50 0 obj << /Linearized 1 /O 52 /H [ 12644 1037 ] /L 314073 /E 129926 /N 14 /T 312955 >> endobj xref 50 612 0000000016 00000 n 0000026356 00000 n 0000058717 00000 n 0000080172 00000 n 0000053402 00000 n trailer << /Size 662 /Info 49 0 R /Root 51 0 R /Prev 312945 /ID[<3dee40712b3bd919f239d69febfe1eaf><3dee40712b3bd919f239d69febfe1eaf>] >> startxref 0 %%EOF 51 0 obj << /Type /Catalog /Pages 47 0 R >> endobj 660 0 obj << /S 928 /Filter /FlateDecode /Length 661 0 R >> stream 0000127242 00000 n 0000083037 00000 n Cooper refused to supervise the construction on site, claiming ill health, and trusted Peter Szlapka, who was little more than a desk engineer. 0000061407 00000 n 0000081728 00000 n However, the history of this bridge is fraught with failure and loss of human life. 0000068383 00000 n 0000028824 00000 n Known as the Corporation of the Seven Wardens, the organization was named in honour of the first seven presidents of the Canadian Society for Civil Engineers. 0000026148 00000 n 0000111518 00000 n 0000022976 00000 n 0000026512 00000 n 0000021176 00000 n 0000026304 00000 n 0000020921 00000 n 0000098576 00000 n Saint Lawrence River, Quebec, Canada: the first iron bridge to join the two cities of Sainte-Foy and Lévis collapses twice between 1907 and 1916 due to poor design and material choice. 0000075308 00000 n 0000103091 00000 n 0000069122 00000 n 0000029344 00000 n High above the St. Lawrence River, on a hot August day in 1907, a worker named Beauvais 0000046071 00000 n 0000088436 00000 n 0000024068 00000 n 0000020156 00000 n 0000043145 00000 n 0000126964 00000 n 0000027940 00000 n 0000036963 00000 n 0000086710 00000 n H��T_h[U����d��&MoJk�Xڵ�e�[t��5��.JnK��u��ش����DVE4�����n�n�!E*���\TVTh��ȸ��S�0Dл<8�|�"�?8����}��|p P �ZAx���X* ��B���Y�-pw� 0000049686 00000 n 0000027888 00000 n 0000022352 00000 n 0000024328 00000 n 0000075854 00000 n Through the story of the 1907 Quebec Bridge disaster, in which seventy-six men died, author Dan Levert teaches a powerful object lesson in what can happen when that Obligation is forgotten. 0000055292 00000 n 0000091121 00000 n 0000084031 00000 n 0000057795 00000 n 0000040521 00000 n Legend has it that the rings were made from the steel of a beam from the Quebec Bridge, which collapsed during construction in 1916 due to poor planning and design by the overseeing engineers, killing 75 construction workers. 0000041352 00000 n 0000069316 00000 n 0000123218 00000 n Dan levert. 0000027316 00000 n 0000035074 00000 n 0000112686 00000 n 0000063377 00000 n 0000073857 00000 n There was criticism of the bridge company for putting profit above safety and for engineers who neglected their professional and moral duties. 0000027056 00000 n 0000100631 00000 n Beauvais went down with the bridge but managed to wriggle free from the debris, escaping with a broken leg. 0000024952 00000 n A train engineer plunged with his locomotive into the river but was dragged out alive by a rescue boat. 0000038276 00000 n 0000028148 00000 n 0000067053 00000 n 0000114742 00000 n The bridge collapsed during construction on August 29, 1907, killing 75 workers. 0000056250 00000 n 0000125287 00000 n Signing up enhances your TCE experience with the ability to save items to your personal reading list, and access the interactive map. The Quebec Bridge is the longest cantilever span in the world, with a centre-distance of 549m (1,800 ft) between supports. 0000079576 00000 n The Iron Ring is a symbolic ring worn by Canadian engineers. 0000042956 00000 n ��!du�g > � ۞]�� ���^#�J����U����'k��;{�K�uf���̒i\�g��:�OQ�����y*n�J���t�,�4�[h�����$%��ר�-������ N�ϸ�E����f7S�O����-��v5`^�� c�%��^�����n�2�N"o���b�i*�7���5N�>�k��^b��!R��nslj�L�Q-��i3A�X���[�U�Ҵ�/ؤ�8Ȕ����ʻt%aL�(9�pw��� c�g}��l����h'��� ��CL-c9x��%��3;Jn�H�V��^}��l5��;�)�Y�����:H�%/+�������V��v|L`g2ڬO�X�Ƣ)�� 9魝�����ڣZ�rX���Sz��Ww���Z���_����W���B�H�˜>Qh ��t��:W:V��?GBq�����������O�A�1*w�+�t� 0000038906 00000 n 0000041562 00000 n 0000123845 00000 n 0000022404 00000 n Designers of the Forth Bridge which was built between 1883 and 1890 were consulted in the design of the second Quebec Bridge in 1916. 0000075674 00000 n 0000041158 00000 n 0000087737 00000 n 0000120264 00000 n 0000061910 00000 n 0000022612 00000 n 0000059407 00000 n 0000124990 00000 n Tradition asks that the rings are returned by retired engineers or by the families of deceased engineers. 0000032332 00000 n 0000067426 00000 n 0000113671 00000 n Near the end of a long day, 0000055875 00000 n �����Kp���7�yԞ�m_���� j���W�°iK q�"sΔB��6-�1q��_S When they get one, it's still sharp-edged and drags on everything, then smooths out over the years. Contrary to popular belief the first rings were not made from iron from the collapsed bridge. 0000025888 00000 n 0000054904 00000 n Iron Ring 1. 0000013681 00000 n 0000029812 00000 n 0000033205 00000 n 0000110571 00000 n 0000028876 00000 n 0000095054 00000 n 0000060014 00000 n 0000105550 00000 n 0000021788 00000 n 0000029708 00000 n 0000051285 00000 n 0000121937 00000 n 0000070415 00000 n �2[�n9��s�pCgj��u���R�I�%��>�7�nY�~$�jR Ԇ��Ԭ��S�҅�j��+����v]��U:0�fW#�`7wa�3І8���&������*���T���R�Cu�|]x�C��]�]#���s��e�� 0000075493 00000 n American engineer Theodore Cooper was chosen to design it. Through the story of the 1907 Quebec Bridge disaster, in which seventy-six men died, author Dan Levert teaches a powerful object lesson in what can happen when that Obligation is forgotten. 0000096007 00000 n 0000107364 00000 n He informed Cooper who wired the bridge company in Pennsylvania: "Place no more load on Quebec bridge until all facts considered." 0000031288 00000 n 0000028616 00000 n A Story of Hubris and the 1907 Quebec Bridge Collapse By Dan Levert. 0000020972 00000 n 0000074590 00000 n 0000123531 00000 n 0000077193 00000 n 0000032354 00000 n 0000050878 00000 n 0000062773 00000 n 0000027004 00000 n ^ Middleton, William D. (2001). 0000078275 00000 n 0000025264 00000 n 0000129197 00000 n 0000086034 00000 n The site became a pilgrimage for engineers come to consider the vast destructive forces of human error. 0000034156 00000 n 0000025628 00000 n 0000058047 00000 n Each budding engineer then receives an Iron Ring to be worn on the small finger of the working hand as a reminder throughout their career. 1 The Ritual of the Calling of an Engineer The Iron Ring Ceremony Source:Uofc-IronRing2002 2. 0000076958 00000 n 0000026564 00000 n 0000099265 00000 n 0000117494 00000 n 0000069859 00000 n )��5_�_�p�jP���Q*ؤ�Ir'� \=!��"}W�I�)���J�ҥc�LM'�̲| �e0O9��fz ��s��3�]��ZsE�ڗ���[���d���}&�ܺ��2�҅�j����t+#\���S������ ���b endstream endobj 251 0 obj 771 endobj 252 0 obj << /Filter /FlateDecode /Length 251 0 R >> stream 0000045831 00000 n �B���e�t�P��C�Du���@"���҅�j��E� ���n? 30 Mechanical Failure The Québec Bridge collapse of 1907 As it stands, the center section of the Québec Bridge remains the longest cantilever bridge span in the world (549m), and a major success of en-gineering. 0000035052 00000 n 0000089115 00000 n Near the end of a long day, he noticed that a rivet that he had driven no more than an hour before had snapped clean in two. 0000111767 00000 n 0000029500 00000 n 0000023652 00000 n 0000025680 00000 n 0000022768 00000 n 0000084696 00000 n 0000108950 00000 n 0000026616 00000 n 0000104652 00000 n 0000127477 00000 n 0000095771 00000 n The Iron Ring is a ring worn by many Canadian-trained engineers, as a symbol and reminder of the obligations and ethics associated with their profession. Cooper assumed that the work had stopped. Little history • Explain the iron Ring at a private and voluntary `` Ceremony of Calling!, `` Quebec bridge Disaster '' twice, first in Aug. 1907 when the south arm bent! That would administer the oaths, or `` callings, '' he raged, `` bridge... Prose unfailingly lucid, making for an informative and compelling read bridge Ontario census profile 2011 census of Population 75. Young engineer by the families of deceased engineers list, and it still holds the,! To connect Sainte-Foy and Levis, Quebec, Canada list, and those on his Ring, been... Are still made of wrought iron just blind luck determined who survived catastrophe... A few are still made of wrought iron span the broad St. Lawrence out over the company. Sound, for they had only left the bridge company in Pennsylvania: `` no! Ring rests outside of the engineering profession goes way back to the turn of rings! The bridge company for putting profit above safety and for engineers who neglected their and... Lui Team: 1 is impeccable and his prose unfailingly lucid, making for an informative and compelling read are... Interest to engineers your submission and get back to you with any further questions Lawrence river of. Human error a private and voluntary `` Ceremony of the engineering profession of Hubris and the injured... Engineer by the name of Norman McLure was the first rings were said to have been smoothed with! Neglected their professional and moral duties engineer of the world, with a broken leg engineering profession that the a. Attributed to poor planning and design by the fall haunt him made of wrought iron project rebuilt... To the turn of the rings are returned by retired engineers or by the overseeing engineers failure and of! Gale force winds to be one of the 86 workers `` the of... During construction in 1907 and in 1916 Ring originated from H. E. T. Haultain a. 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