chennai cm j jayalalithaa on thursday undertook an aerial survey of the floodhit districtskancheepuram and tiruvallur tamil nadu and northern coastal districts have been badly hit by the unprecedented rainfallrescuing people providing accommodation at relief centres offering food drinking water and medical assistance are priority now jayalalithaa said in a statement the cm took a chopper from ins adyar naval base at 1115am and surveyed areas in chennai kancheepuram and tiruvallur after a 40minute survey she reached the secretariat and took stock of the situation with senior bureaucrats including chief secretary k gnanadesikan and government advisor sheela balakrishnan the official machinery has been instructed to speed up relief and rescue operations in the floodravaged areas i have directed the officials to supply food and drinking water to all those who are stranded in the upper floors and provide mats and blankets and skimmed milk powder through aavin she said state ministers fanned out to rainaffected areas to speed up relief operations housing minister r vaithilingam too visited kotturpuram along with mayor saidai duraisamy where adyar river is causing devastation to slums ministers natham r viswanathan sellur k raju and s gokula indira visited dr radhakrishnan nagar constituency while ministers o panneerselvam edappadi k palanis wami b v ramana and s abdul rahim walked in kneedeep water in porur where the overflowing lake flooded neighbourhoods meanwhile tnstc sent 50 buses to chennai on thursday sources said there were no passengers going to chennai but they had asked for the buses in order to bring back people from chennai to the southern districts