22 Oct '11, 1pm

Flash flood at Upp Serangoon Rd due to choke in illegal drainage

Flash flood at Upp Serangoon Rd due to choke in illegal drainage

SINGAPORE: The national water agency PUB said Friday's flash flood along Upper Serangoon Road was due to a choke in a temporary drainage which was constructed without PUB's approval. PUB said the choke occurred in a temporary diversion drainage located next to the slip road leading from Upper Serangoon Road to MacPherson Road. It added the temporary drainage was constructed by a contractor carrying out road works for the Land Transport Authority (LTA) at the Woodsville flyover. The contractor had demolished an existing 5 metre-stretch of box drain and diverted the flow to two pipes. PUB said these pipes were under-sized and not properly connected. Its officers also found debris and obstruction in the drain, severely restricting the flow of rainwater, which then caused the flood. The problem has since been rectified under PUB's instructions and supervision. The contractor w...

Full article: http://www.channelnewsasia.com/stories/singaporelocalnews...

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