As many as 49 persons were arrested in connection with the ‘Blue Net’ special drive launched by the City police in Thiruvananthapuram on Tuesday. A total of 1,074 vehicles were inspected by the police as part of the drive organised with an aim of curbing drug trafficking, drunken driving, and other illegal activities. A total of 22 persons were arrested for drunken driving while the remaining 27 were booked on charges of various other offences, said the police.