About 629 of 1,191 National Highway projects in India have missed their original completion deadlines, according to Rajya Sabha data, with 103 contractors penalised for substandard work between 2023-24 and 2025-26. The government is implementing a phased Advanced Traffic Management System rollout across 52,647 km of highways and using AI and e-DAR data to identify 6,358 black corridors for targeted safety improvements.