CHENNAI: Just jumped a signal or rode your bike not wearing a helmet and did not get caught by traffic police? Don’t feel relieved because the Chennai city traffic police will nail you through contactless traffic enforcement.In a first-of-its-kind drive kickstarted by traffic police, violators are fined using footages from CCTV cameras installed across city roads. Police detected 401 violators on the eve of New Year and are sending challans to their homes. Offenders have been booked for speeding, rash driving and triple riding.As part of the ‘third eye’ campaign traffic police have installed at least 10,000 cameras as of now, out of 15,345 as planned.The drive has started off with New Year revellers. At least 401 violators were detected from places like EVR Periyar Salai, Dr Radhakrishnan Salai, Cathedral Road, Anna Salai, East Coast Road, Poonamallee High Road, GST Road, 100 Feet Road, Rajaji Salai, Wall Tax Road, Basin Bridge Salai and 200 Feet Road.Among the 401, 186 have been booked for rash driving, 57 for speeding, 16 for tampered silencer and141 for triple riding.Motorists who think stop-line and signal violation are normal ones will face the music in the coming days. Violators can pay the fine through cashless methods.“Policemen cannot be there everywhere. In such a scenario, these cameras will help us nab violators. This will for sure serve as a deterrent in the coming days,” said additional commissioner of police, traffic, A Arun.Traffic police have warned to cancel licences of motorists who were booked for the traffic violations. These violators will not get police clearance certificates necessary for employment purpose and issuance of passport.“We will monitor violators with the help of CCTV cameras. Using the vehicle registration number, a challan, containing all details like place, time and type of violations, will be sent to their homes,” said joint commissioner of police, traffic, South R Sudhakar.Police said the mainteinance of such cameras will be updated regularly.