Justice M.Jaichandran and Justice R.Mahadevan ordered the notice to the officials on the PIL filed by one M.Sundararaj who submitted that the cost of the project, first concieved in 2003-04, had doubled and touched Rs.5,166 crore now.
The scheme would be a boon for the general public and farmers for drinking and irrigation purposes.
In 2013, about 20 TMC of water had gone waste. If the surplus water had been diverted to southern districts, they would have benefitted, it argued.
The National Water Development Authority did not take any step to sanction the project in 2003-04 itself, he said adding depite several representations no step had been initiated.