Grand Southern Trunk Road

Grand Southern Trunk Road (or) National Highways 45 is an arterial road in Tamil Nadu. It is also known as Chennai–Trichy Highway. The Road starts from Kathipara Junction in St Thomas Mount, Chennai towards Tiruchirappalli.
The Road runs through important localities like Meenambakkam, Pallavaram, Tambaram, Vandalur, Kilambakkam, Guduvanchery, Paranur, Chengalpattu, Madurantakam, Tindivanam, Villupuram, Vikravandi and Ulundurpet.
Major Junctions.
Chennai City