Routine Maintenance For Chilakaluripet-Vijaywada Sec. Of Nh-16 From Km.355.000 - Km.357.342 And From Km.372.038 To Km.437.900 (Len 68.204) Incl Remdial Measures B-W Tadepalli To Netaji Bridge Junction (Mb On River Krishna) In The State Of Ap.