As construction methods evolve and standards change, clarity around prestressed and post-tensioned concrete has become essential for today’s engineers. Engineering Training Institute Australia Director, Paul Uno explains.
https://infrastructuremagazine.com.au/prestressed-concrete-explained-what-engineers-need-to-know/
Independent Presentation 18th July 2021 by Paul Uno BE MBdgSc MIEAust CPEng NER RPEQ APEC Engineer IntPE (Aus) Director – Engineering Training Institute Australia (ETIA) Executive Summary This presentation is a summary of information collected to date from various sources outlining the potential causes of the failure of this structure.
Independent Advice to NSW Minister for Planning and Housing – 14th January 2019 Executive Summary At the request of the Hon. Anthony Roberts, Minister for Planning and Housing, an investigation was carried out into the cause or causes of structural damage to the Opal Tower at Sydney Olympic Park, which
by Wilson Jacob, News Times UK – 5th February 2019 Leaked contractor’s video reveals the true devastation of ticking Opal Tower timebomb A leaked video of the Opal Tower construction site reveals the shocking short-cuts taken by workers that left the botched tower block a ticking timebomb. The footage, which
Independent Advice to NSW Minister for Planning and Housing – 14th January 2019 Executive Summary At the request of the Hon. Anthony Roberts, Minister for Planning and Housing, an investigation was carried out into the cause or causes of structural damage to the Opal Tower at Sydney Olympic Park, which
Written by Paul Uno. Originally published in “Australian Concrete Construction” magazine, December 2011 edition. Cracks in concrete are always a concern for both client and contractor. Since concrete first emerged over 2000 years ago, it has cracked when subjected to adverse conditions. The introduction of steel reinforcement did tend to
UNO PJ Plastic Shrinkage Cracking ACI98 vol95-M34 A paper outlining the potential for cracking of freshly laid (plastic) concrete surfaces due to rapid bleed water evaporation from weather extremes – ACI Materials Journal July-Aug 1998 “Plastic Shrinkage Cracking and Evaporation Formulas” by Paul Uno