A 30-year-old school teacherassigned to carry out a COVID-19 survey in Mumbra in Thane district died in a road accident on Sunday in Vikhroli area of neighbourinbg Mumbai, civic officials said here.Sajid Akhtar, a mathematics teacher in Thane Municipal Corporation's Kausa school number 108, was returning home in Kurla in the metropolis after completing his outbreak-related assignment when he met with an accident, they said.