The Syarikat Mengurus Air Banjir dan Terowong Sdn Bhd (SMART) highway tunnel has set a new record of sorts when it was activated for about 22 hours to divert the rising waters of the Klang River following continuous downpours yesterday.

Environment and Water Ministry secretary-general Zaini Ujang said during the period, the SMART Tunnel, built at a cost of over RM1 billion, had diverted five million cubic metres of water since it was activated at 1.32 pm yesterday until noon today.

He said it was a new record for...