The corridor begins from Koodal nagar terminal station located around 2km from Fatima
College. It stretches towards Periyar through a passage surrounded by wide stretch of field lands on
either side. This stretch includes narrow bends and curves to achieve flexible movement within this
area. It then passes straight over a continuous stretch of channel underneath to reach Periyar. The
metro corridor then stretches through agricultural and barren land which belongs to
thiruparangundram area and moves straight over the road and reached the station Avanyapuram. The
stretch continues towards Airport above road in elevated platform over the ring road. Total length of
track is about 11 Km.