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《Urban Rapid Rail Transit》 2007-06
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Construction Failures and Risk Management of Subway Projects

Za-Chieh Moh and Richard N.Hwang(MAA Engineering Consultants International,Ltd.,Hong Kong)  
This paper compiles the 43 failures in underground MRT constructions in the period between 2001 and 2006 in the Asia-Pacific region and classifies them in accordance with their causes of failure and consequences with the ultimate goal of developing a system for managing risks involved in underground constructions.Basically,the classification system recommended by International Tunnelling Association is adopted for the purpose.The factors included in consideration are fatalities and injuries,economic loss and impact to the public,delay to project schedule,and impact to traffic.The general principles of risk management for underground works are outlined following the recommendations made by the Independent Committee of Inquiry and the actions taken by the Singapore government subsequent to the catastrophic failure of the Nicoll Highway during the construction of the Circle Line in the year 2004.
【CateGory Index】: U231.3
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