8 months ago
3
Some confederate suburbs whitethorn look little inundation this year, arsenic works to amended surplus courses of assorted h2o bodies are successful afloat swing.
The long-neglected Meenambakkam drain is being restored to regain its archetypal flood-carrying capableness of 1,150 cubic feet per 2nd (cusecs). Originating from Tirusulam, the drain runs for 2.2 km earlier joining the Adyar stream upstream of Chennai airport’s runway.
The Water Resources Department (WRD) is implementing the ₹ 1.98 crore task to reconstruct the drain and mitigate flooding successful localities specified arsenic Pallavaram cantonment and Cowl Bazaar. Officials said the canal had go heavy silted and mislaid defined banks successful stretches down the airport.
Nearly 80% of the enactment to widen, deepen, and fortify the canal has been completed. A container culvert is besides being built. Once finished by mid-October, the task is expected to trim flooding by 60-70% during the Northeast monsoon, according to officials.
Similarly, enactment connected the Keelkattalai surplus course- which faced delays owed to money constraints- has been expedited, up of the monsoon. The WRD is focusing connected improving susceptible stretches on S.Kolathur, Bagyalakshmi Nagar and Ichangadu to trim inundation successful neighbouring areas similar Kovilambakkam and Madipakkam.
The four-km surplus course, which originates from Keelkattalai tank, besides receives excess h2o from upstream h2o bodies, including Pallavaram Periya eri and Nanmangalam. It collects flood discharge from areas en route, including Narayanapuram and S.Kolathur, earlier draining into the Pallikaranai marshland.
Residents person urged that large works beryllium completed aboriginal to avert flooding. J. Sankar, coordinator, Federation of Sunnambu Kolathur Residents’ Welfare Associations, said shutters precocious installed successful h2o bodies specified arsenic Narayanapuram and Keelkattalai indispensable beryllium operated efficaciously during the rainy play to modulate merchandise of surplus water.
Noting that further channels person been built successful caller years, helium said the flood extortion partition being built present successful the Keelkattalai channel’s susceptible portions could mitigate inundation. “We expect flooding to trim from the earlier stagnation play of 2 days,” helium said.
Officials said astir 60% of the Keelkattalai surplus people restoration has been completed. The channel’s archetypal width- ranging from 5 metre to 25 metre- had shrunk to 20 metre successful immoderate places owing to encroachments.
The ₹59.10 crore task has been taken up successful 2 reaches for quicker completion. Apart from desilting and bound demarcation, enactment is successful advancement to physique flood extortion walls and wide encroachments. Once restored, the transmission would beryllium capable to transportation astir 3,000 cusecs of flood water. The full task volition beryllium implicit by March adjacent year.
