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News Archives by year Archives
The presentation of 'URUP', Ultra Rapid Under Pass, for the British Tunnelling Society
IR
OBAYASHI Corporate Report 2012 (Financial, Social and Environmental Performance) is now available(PDF:6,992KB)
Obayashi named to a constituent of the Dow Jones Sustainability Indexes Asia Pacific (2012/2013) for second consecutive year
Hoover dam bypass project was named the winner of Outstanding Civil Engineering Achievement Award
