A superintendent of an ashram school has been arrested for allegedly raping a 13-year-old girl student at the institution in Maharashtra's Chandrapur district, police said on Monday.

A special investigation team (SIT) has been formed to probe the incident that took place at Ghamabai ashram school in Baranj Tanda village of Bhadravati tehsil, around 30 km from the district headquarters, an official said.