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contacted LeMessurier's office after she identified winds that could topple the building under certain circumstances. Later, another young student, Lee deCarolis, prompted LeMessurier to redo his analysis. He discovered that the contractor had replaced the required welded joints with lower-cost, and
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While at MIT, LeMessurier worked for Albert
Goldberg, an established Boston structural engineer; eventually LeMessurier became a partner and the firm was renamed Goldberg-LeMessurier Associates. In April 1961, the two separated and Bill launched his firm
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potentially weaker bolted joints. This weakness could contribute to the building collapsing in "quartering" winds. This realization triggered a hurried, clandestine retrofit which was described in a 1995 article in
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in 1995, an unidentified male student at a New Jersey college approached LeMessurier about the problem, but the engineer initially dismissed its existence before deciding to recalculate the loads.
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275:(ASCE) in 1989. In 1999, he received the American Institute of Steel Construction's J. Lloyd Kimbrough Award, its highest honor. In 2004, he was elevated to National Honor Member of
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Article about the potential problem caused by poor decisions made by contractors working on the
Citicorp building.
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entitled "The Fifty-Nine-Story Crisis". The case is now an ethical case-study in architectural degree programs.
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LeMessurier was responsible for the structural engineering on a large number of prominent buildings, including
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He was awarded the AIA Allied
Professions Medal in 1968, elected to the
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William LeMessurier: Builder of
Elegant Cutting-edge Structures
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Massachusetts
Institute of Technology School of Science alumni
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National Academy of Engineering
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after the building had been finished in 1977. In June 1978,
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LeMessurier is perhaps best known for his role during the
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The
Ethical Engineer: Contemporary Concepts and Cases
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402:. Princeton University Press. p. 82.
460:Boston Globe William LeMessurier Obituary
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187:Massachusetts Institute of Technology
181:in Mathematics in 1947, then went to
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273:American Society of Civil Engineers
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347:Ramirez, Anthony (June 21, 2007).
230:Citicorp Center engineering crisis
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432:"The Fifty-Nine-Story Crisis"
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165:Early life and education
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177:. He graduated with an
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189:where he earned his
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23:William LeMessurier
455:LeMessurier's site
383:2006-09-08 at the
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