Sao Paulo collapse contractor rejects blame

摘要

The consortium working at Sao Paulo's Pinheiros station that suffered a fatal tunnel collapse in January 2007, has hit back at claims it was responsible forrnsystemic failures of design and risk management (NCE 25 June). A Consorcio Via Amarela (CVA) spokesman said investigations into the catastrophe, which killed seven people, found three unforeseen geological factors that led to the tunnel collapse.