AHMEDABAD: A security guard allegedly restrained a 22-year-old student using a wire around her neck and raped her on the terrace of a society in Jodhpur late on Saturday night.Anandnagar police said the accused, Dharm Singh, 27, a native of Uttar Pradesh’s Hardoi district, was arrested from Hebatpur early on Sunday. He had been deployed at the society only six days ago.The woman, studying interior design in the city, was a paying guest in a flat in the society, and was on the terrace for a walk.The accused allegedly approached her with the intention of having sexual relations.Also read: ‘Maaf kardo’: Ahmedabad rape accused seen limping, repeatedly pleading for forgiveness in videoWhen she refused, he allegedly assaulted her, restrained her with a wire around the neck and raped her.Police said the assault lasted nearly an hour. The wire prevented her from shouting for help. After he fled, taking her phone and locking her out on the terrace, she raised an alarm and was rescued by residents living on the floors below.She was taken to a hospital and police were informed.Sector 1 JCP Neeraj Badgujar said CCTV footage shows him taking the lift to the terrace around the time of the incident.Police said the accused had been deployed at the society for only about six days.He had worked for different security agencies for the past four years.DCP, Zone-7, Shivam Verma said while the woman’s medical condition is stable, she is under severe trauma.“She has been in the city for around two years for studies,” said Verma, adding that she tried to scream, but the accused had overpowered her and tried to strangle her with the wire.Police will next record her statement and probe if the guard knew of her routine.The security agency will also be questioned about his registration.