Police today arrested all the four accused and booked them under the relevant sections of the IPC.
The incident occurred around 10 P.M on Tuesday in vicinity of the Habibganj railway station when the four men abducted the woman while she was returning home after attending a coaching class in Maharana Pratap Nagar, a Government Railway Police (GRP) officer said.
He said the accused allegedly took the woman under a culvert near the railway tracks and took turns to rape her before fleeing.
The accused are identified as Golu Bihari, Amar Chhantu, Rajesh, and Ramesh.
"They have been booked under sections 376 D (gang rape) and 34 (acts done by several persons in furtherance of common intention)," the officer said, adding that further investigation is on.