Dr Balakrishnan said that culverts to the south of the Ayer Rajah Expressway (AYE), which was the worst hit area on Thursday, have to be expanded in the "immediate term" to improve drainage. Work on expanding the Sungei Pandan Kechil canal that overflowed would begin by 2015 or 2016 if plans go ahead.
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Heavy rain causes flashfloods, traffic jams
Many parts of Singapore reported moderate to heavy thundery showers on Thursday morning, resulting in flashfloods and traffic jams in some areas.
A tree fell on two cars, causing massive traffic jam along Dunearn Road, according to a reader who called The Straits Times.
According to the PUB, these areas reported high flood risk: Pandan Kechil, Sime Darby Centre, Sunset, Alexandra Canal near Zion Road, Commonwealth Avenue/Commonwealth Drive, and Indus Road/Ganges Avenue.
Flashfloods occurred at Alexandra Road, near the junction of Delta Road, and Commonwealth Avenue/Commonwealth Drive, near Commonwealth MRT station. But the floods have subsided by 9.48am, according to the PUB.
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