Independent Engineer services for Four Laning Section of NH- 166 from Chokak to Sangli ( Ankali ) Km 145- 300 to Km 171- 133 and Shiroli ( Sangli Phata ) to Chokak from Km 0- 00 to Km 7- 719 between Kolhapur & Sangli in the state of Maharashtra to be executed on BOT ( Toll ) mode under NH ( O )